/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 0.1.25-60655ea [2020-09-14 12:51:46,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-14 12:51:46,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-14 12:51:46,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-14 12:51:46,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-14 12:51:46,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-14 12:51:46,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-14 12:51:46,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-14 12:51:46,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-14 12:51:46,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-14 12:51:46,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-14 12:51:46,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-14 12:51:46,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-14 12:51:46,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-14 12:51:46,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-14 12:51:46,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-14 12:51:46,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-14 12:51:46,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-14 12:51:46,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-14 12:51:46,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-14 12:51:46,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-14 12:51:46,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-14 12:51:46,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-14 12:51:46,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-14 12:51:46,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-14 12:51:46,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-14 12:51:46,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-14 12:51:46,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-14 12:51:46,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-14 12:51:46,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-14 12:51:46,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-14 12:51:46,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-14 12:51:46,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-14 12:51:46,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-14 12:51:46,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-14 12:51:46,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-14 12:51:46,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-14 12:51:46,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-14 12:51:46,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-14 12:51:46,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-14 12:51:46,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-14 12:51:46,715 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 [2020-09-14 12:51:46,740 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-14 12:51:46,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-14 12:51:46,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-14 12:51:46,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-14 12:51:46,742 INFO L138 SettingsManager]: * Use SBE=true [2020-09-14 12:51:46,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-14 12:51:46,742 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-14 12:51:46,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-14 12:51:46,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-14 12:51:46,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-14 12:51:46,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-14 12:51:46,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-14 12:51:46,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-14 12:51:46,743 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-14 12:51:46,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-14 12:51:46,744 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-14 12:51:46,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-14 12:51:46,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-14 12:51:46,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-14 12:51:46,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-14 12:51:46,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-14 12:51:46,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-14 12:51:46,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-14 12:51:46,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-14 12:51:46,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-14 12:51:46,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-14 12:51:46,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-14 12:51:46,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-14 12:51:46,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-14 12:51:46,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-14 12:51:47,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-14 12:51:47,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-14 12:51:47,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-14 12:51:47,220 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-14 12:51:47,220 INFO L275 PluginConnector]: CDTParser initialized [2020-09-14 12:51:47,222 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2020-09-14 12:51:47,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f15a31e34/17210938e5a94b8a8e0bc0be8b0dde47/FLAGd5c3357a2 [2020-09-14 12:51:47,939 INFO L306 CDTParser]: Found 1 translation units. [2020-09-14 12:51:47,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2020-09-14 12:51:47,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f15a31e34/17210938e5a94b8a8e0bc0be8b0dde47/FLAGd5c3357a2 [2020-09-14 12:51:48,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f15a31e34/17210938e5a94b8a8e0bc0be8b0dde47 [2020-09-14 12:51:48,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-14 12:51:48,215 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-14 12:51:48,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-14 12:51:48,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-14 12:51:48,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-14 12:51:48,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:48,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36c0c1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48, skipping insertion in model container [2020-09-14 12:51:48,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:48,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-14 12:51:48,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-14 12:51:48,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-14 12:51:48,767 INFO L203 MainTranslator]: Completed pre-run [2020-09-14 12:51:48,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-14 12:51:48,931 INFO L208 MainTranslator]: Completed translation [2020-09-14 12:51:48,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48 WrapperNode [2020-09-14 12:51:48,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-14 12:51:48,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-14 12:51:48,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-14 12:51:48,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-14 12:51:48,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:48,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:48,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-14 12:51:48,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-14 12:51:48,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-14 12:51:48,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-14 12:51:49,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (1/1) ... [2020-09-14 12:51:49,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-14 12:51:49,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-14 12:51:49,041 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-14 12:51:49,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-14 12:51:49,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (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 [2020-09-14 12:51:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-14 12:51:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-09-14 12:51:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-09-14 12:51:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-14 12:51:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-14 12:51:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-14 12:51:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-14 12:51:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-14 12:51:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-14 12:51:49,132 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-14 12:51:49,758 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-14 12:51:49,758 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-09-14 12:51:49,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 12:51:49 BoogieIcfgContainer [2020-09-14 12:51:49,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-14 12:51:49,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-14 12:51:49,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-14 12:51:49,768 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-14 12:51:49,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 12:51:48" (1/3) ... [2020-09-14 12:51:49,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6707f322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 12:51:49, skipping insertion in model container [2020-09-14 12:51:49,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 12:51:48" (2/3) ... [2020-09-14 12:51:49,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6707f322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 12:51:49, skipping insertion in model container [2020-09-14 12:51:49,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 12:51:49" (3/3) ... [2020-09-14 12:51:49,772 INFO L109 eAbstractionObserver]: Analyzing ICFG 02_inc_cas.i [2020-09-14 12:51:49,783 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-14 12:51:49,784 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-14 12:51:49,794 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-14 12:51:49,795 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-14 12:51:49,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,821 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,821 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,822 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,822 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,823 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,823 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,823 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,823 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,824 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,824 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,825 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,825 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,825 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,826 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,826 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,826 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,827 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,827 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,827 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,827 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,828 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,828 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,828 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,828 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,828 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,828 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,829 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,829 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,829 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,829 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,829 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,829 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,830 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,830 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,830 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,830 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,831 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,831 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,831 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,831 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,832 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,832 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,832 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,832 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,832 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,833 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,833 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,833 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,837 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,838 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,838 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,838 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,838 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,839 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,839 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,839 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,839 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,839 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,840 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,840 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,840 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,840 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,840 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,841 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,841 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,841 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,841 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,841 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,842 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,842 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,842 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,842 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:49,869 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-14 12:51:49,894 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-14 12:51:49,894 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-14 12:51:49,894 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-14 12:51:49,894 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-14 12:51:49,894 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-14 12:51:49,895 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-14 12:51:49,895 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-14 12:51:49,895 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-14 12:51:49,911 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 50 transitions, 105 flow [2020-09-14 12:51:49,914 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 48 places, 50 transitions, 105 flow [2020-09-14 12:51:49,954 INFO L129 PetriNetUnfolder]: 6/58 cut-off events. [2020-09-14 12:51:49,955 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-14 12:51:49,961 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. [2020-09-14 12:51:49,963 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 48 places, 50 transitions, 105 flow [2020-09-14 12:51:49,979 INFO L129 PetriNetUnfolder]: 6/58 cut-off events. [2020-09-14 12:51:49,979 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-14 12:51:49,980 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. [2020-09-14 12:51:49,981 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 620 [2020-09-14 12:51:49,983 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-14 12:51:50,232 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:50,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:50,748 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:50,927 INFO L206 etLargeBlockEncoding]: Checked pairs total: 528 [2020-09-14 12:51:50,927 INFO L214 etLargeBlockEncoding]: Total number of compositions: 42 [2020-09-14 12:51:50,932 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 16 places, 16 transitions, 37 flow [2020-09-14 12:51:50,944 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 44 states. [2020-09-14 12:51:50,947 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2020-09-14 12:51:50,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-14 12:51:50,955 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:50,956 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-14 12:51:50,957 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:51:50,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:50,964 INFO L82 PathProgramCache]: Analyzing trace with hash -813454265, now seen corresponding path program 1 times [2020-09-14 12:51:50,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:50,979 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388795272] [2020-09-14 12:51:50,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:51:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:51:51,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388795272] [2020-09-14 12:51:51,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 12:51:51,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-14 12:51:51,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589880843] [2020-09-14 12:51:51,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-14 12:51:51,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:51:51,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-14 12:51:51,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-14 12:51:51,207 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 2 states. [2020-09-14 12:51:51,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:51:51,221 INFO L93 Difference]: Finished difference Result 35 states and 63 transitions. [2020-09-14 12:51:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-14 12:51:51,222 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-14 12:51:51,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:51:51,232 INFO L225 Difference]: With dead ends: 35 [2020-09-14 12:51:51,232 INFO L226 Difference]: Without dead ends: 35 [2020-09-14 12:51:51,234 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 [2020-09-14 12:51:51,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-09-14 12:51:51,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-09-14 12:51:51,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-09-14 12:51:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 63 transitions. [2020-09-14 12:51:51,274 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 63 transitions. Word has length 6 [2020-09-14 12:51:51,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:51:51,274 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 63 transitions. [2020-09-14 12:51:51,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-14 12:51:51,275 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2020-09-14 12:51:51,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-14 12:51:51,275 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:51,276 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-09-14 12:51:51,276 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-14 12:51:51,276 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:51:51,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:51,277 INFO L82 PathProgramCache]: Analyzing trace with hash -813529685, now seen corresponding path program 1 times [2020-09-14 12:51:51,277 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:51,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555173354] [2020-09-14 12:51:51,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:51:51,305 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:51:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:51:51,321 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:51:51,351 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-14 12:51:51,351 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-14 12:51:51,353 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-14 12:51:51,354 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-14 12:51:51,354 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-09-14 12:51:51,394 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,394 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,395 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,395 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,395 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,396 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,396 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,397 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,397 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,397 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,397 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,397 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,398 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,400 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,400 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,400 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,400 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,400 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,401 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,401 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,401 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,401 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,401 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,402 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,402 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,402 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,402 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,402 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,402 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,404 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,404 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,404 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,404 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,404 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,404 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,405 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,405 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,405 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,405 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,407 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,407 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,407 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,408 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,409 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,410 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,411 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,418 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,419 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,419 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,424 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,424 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,443 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,443 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,444 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,446 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,446 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,447 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,447 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:51,450 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-09-14 12:51:51,450 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-14 12:51:51,450 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-14 12:51:51,451 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-14 12:51:51,451 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-14 12:51:51,451 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-14 12:51:51,451 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-14 12:51:51,451 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-14 12:51:51,451 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-14 12:51:51,454 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 82 transitions, 176 flow [2020-09-14 12:51:51,454 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 78 places, 82 transitions, 176 flow [2020-09-14 12:51:51,476 INFO L129 PetriNetUnfolder]: 11/99 cut-off events. [2020-09-14 12:51:51,476 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-14 12:51:51,478 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. [2020-09-14 12:51:51,482 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 78 places, 82 transitions, 176 flow [2020-09-14 12:51:51,500 INFO L129 PetriNetUnfolder]: 11/99 cut-off events. [2020-09-14 12:51:51,500 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-14 12:51:51,502 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. [2020-09-14 12:51:51,505 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 3224 [2020-09-14 12:51:51,505 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-14 12:51:51,779 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:51,912 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:52,143 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:52,298 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:52,853 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:53,075 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:53,303 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:53,420 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:53,458 INFO L206 etLargeBlockEncoding]: Checked pairs total: 3947 [2020-09-14 12:51:53,458 INFO L214 etLargeBlockEncoding]: Total number of compositions: 67 [2020-09-14 12:51:53,458 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 29 transitions, 70 flow [2020-09-14 12:51:53,477 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 445 states. [2020-09-14 12:51:53,478 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states. [2020-09-14 12:51:53,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-14 12:51:53,479 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:53,479 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-14 12:51:53,479 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:51:53,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:53,480 INFO L82 PathProgramCache]: Analyzing trace with hash 280568248, now seen corresponding path program 1 times [2020-09-14 12:51:53,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:53,481 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18883326] [2020-09-14 12:51:53,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:51:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:51:53,546 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18883326] [2020-09-14 12:51:53,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 12:51:53,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-14 12:51:53,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911334708] [2020-09-14 12:51:53,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-14 12:51:53,548 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:51:53,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-14 12:51:53,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-14 12:51:53,551 INFO L87 Difference]: Start difference. First operand 445 states. Second operand 2 states. [2020-09-14 12:51:53,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:51:53,590 INFO L93 Difference]: Finished difference Result 354 states and 1023 transitions. [2020-09-14 12:51:53,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-14 12:51:53,590 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-14 12:51:53,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:51:53,606 INFO L225 Difference]: With dead ends: 354 [2020-09-14 12:51:53,609 INFO L226 Difference]: Without dead ends: 354 [2020-09-14 12:51:53,609 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 [2020-09-14 12:51:53,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-09-14 12:51:53,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2020-09-14 12:51:53,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-09-14 12:51:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 1023 transitions. [2020-09-14 12:51:53,664 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 1023 transitions. Word has length 6 [2020-09-14 12:51:53,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:51:53,664 INFO L479 AbstractCegarLoop]: Abstraction has 354 states and 1023 transitions. [2020-09-14 12:51:53,664 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-14 12:51:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1023 transitions. [2020-09-14 12:51:53,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-14 12:51:53,666 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:53,666 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-09-14 12:51:53,666 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-14 12:51:53,666 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:51:53,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:53,667 INFO L82 PathProgramCache]: Analyzing trace with hash 719301720, now seen corresponding path program 1 times [2020-09-14 12:51:53,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:53,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054780817] [2020-09-14 12:51:53,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:51:53,686 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:51:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:51:53,706 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:51:53,712 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-14 12:51:53,712 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-14 12:51:53,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-14 12:51:53,713 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-14 12:51:53,715 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-09-14 12:51:53,725 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,725 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,725 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,727 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,727 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,732 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,732 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,732 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,732 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,732 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,732 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,733 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,734 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,734 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,734 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,734 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,734 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,735 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,735 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,736 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,736 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,738 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,738 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,738 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,738 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,738 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,738 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,739 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,739 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,739 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,739 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,739 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,744 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,765 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,765 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:51:53,769 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-09-14 12:51:53,769 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-14 12:51:53,770 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-14 12:51:53,770 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-14 12:51:53,770 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-14 12:51:53,770 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-14 12:51:53,770 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-14 12:51:53,770 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-14 12:51:53,770 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-14 12:51:53,772 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 114 transitions, 249 flow [2020-09-14 12:51:53,772 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 114 transitions, 249 flow [2020-09-14 12:51:53,795 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2020-09-14 12:51:53,795 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-14 12:51:53,798 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. [2020-09-14 12:51:53,805 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 114 transitions, 249 flow [2020-09-14 12:51:53,824 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2020-09-14 12:51:53,824 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-14 12:51:53,826 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. [2020-09-14 12:51:53,833 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 7812 [2020-09-14 12:51:53,834 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-14 12:51:53,966 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:54,103 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:54,586 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:54,709 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:51:55,477 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:51:55,643 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:51:55,749 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:55,751 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:51:55,753 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:51:55,778 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:56,238 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:51:56,400 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:51:56,867 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:56,868 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:51:56,870 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:51:56,889 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:57,260 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:57,277 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:51:57,278 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:51:57,280 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:51:57,499 INFO L206 etLargeBlockEncoding]: Checked pairs total: 9794 [2020-09-14 12:51:57,499 INFO L214 etLargeBlockEncoding]: Total number of compositions: 96 [2020-09-14 12:51:57,500 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 41 transitions, 103 flow [2020-09-14 12:51:57,723 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 4009 states. [2020-09-14 12:51:57,723 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states. [2020-09-14 12:51:57,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-14 12:51:57,725 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:57,725 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-14 12:51:57,725 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:51:57,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:57,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1032795845, now seen corresponding path program 1 times [2020-09-14 12:51:57,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:57,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413012501] [2020-09-14 12:51:57,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:51:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:51:57,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413012501] [2020-09-14 12:51:57,795 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 12:51:57,795 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-14 12:51:57,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859570682] [2020-09-14 12:51:57,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-14 12:51:57,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:51:57,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-14 12:51:57,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-14 12:51:57,797 INFO L87 Difference]: Start difference. First operand 4009 states. Second operand 2 states. [2020-09-14 12:51:57,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:51:57,853 INFO L93 Difference]: Finished difference Result 3189 states and 12750 transitions. [2020-09-14 12:51:57,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-14 12:51:57,854 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-14 12:51:57,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:51:57,889 INFO L225 Difference]: With dead ends: 3189 [2020-09-14 12:51:57,890 INFO L226 Difference]: Without dead ends: 3189 [2020-09-14 12:51:57,890 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 [2020-09-14 12:51:57,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2020-09-14 12:51:58,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 3189. [2020-09-14 12:51:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3189 states. [2020-09-14 12:51:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 3189 states and 12750 transitions. [2020-09-14 12:51:58,041 INFO L78 Accepts]: Start accepts. Automaton has 3189 states and 12750 transitions. Word has length 6 [2020-09-14 12:51:58,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:51:58,041 INFO L479 AbstractCegarLoop]: Abstraction has 3189 states and 12750 transitions. [2020-09-14 12:51:58,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-14 12:51:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 12750 transitions. [2020-09-14 12:51:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-14 12:51:58,042 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:58,042 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:51:58,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-14 12:51:58,043 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:51:58,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:58,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1140895884, now seen corresponding path program 1 times [2020-09-14 12:51:58,044 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:58,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217625198] [2020-09-14 12:51:58,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:51:58,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:51:58,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217625198] [2020-09-14 12:51:58,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 12:51:58,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-14 12:51:58,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567772905] [2020-09-14 12:51:58,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-14 12:51:58,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:51:58,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-14 12:51:58,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-14 12:51:58,430 INFO L87 Difference]: Start difference. First operand 3189 states and 12750 transitions. Second operand 9 states. [2020-09-14 12:51:59,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:51:59,347 INFO L93 Difference]: Finished difference Result 8077 states and 32727 transitions. [2020-09-14 12:51:59,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-14 12:51:59,347 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 9 [2020-09-14 12:51:59,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:51:59,436 INFO L225 Difference]: With dead ends: 8077 [2020-09-14 12:51:59,436 INFO L226 Difference]: Without dead ends: 8077 [2020-09-14 12:51:59,437 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 [2020-09-14 12:51:59,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8077 states. [2020-09-14 12:51:59,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8077 to 5159. [2020-09-14 12:51:59,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5159 states. [2020-09-14 12:51:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5159 states to 5159 states and 20654 transitions. [2020-09-14 12:51:59,751 INFO L78 Accepts]: Start accepts. Automaton has 5159 states and 20654 transitions. Word has length 9 [2020-09-14 12:51:59,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:51:59,752 INFO L479 AbstractCegarLoop]: Abstraction has 5159 states and 20654 transitions. [2020-09-14 12:51:59,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-14 12:51:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 5159 states and 20654 transitions. [2020-09-14 12:51:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-14 12:51:59,753 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:51:59,754 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:51:59,754 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-14 12:51:59,754 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:51:59,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:51:59,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1534323010, now seen corresponding path program 1 times [2020-09-14 12:51:59,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:51:59,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973418868] [2020-09-14 12:51:59,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:51:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:51:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:51:59,996 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973418868] [2020-09-14 12:51:59,996 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187848472] [2020-09-14 12:51:59,997 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 [2020-09-14 12:52:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:00,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 21 conjunts are in the unsatisfiable core [2020-09-14 12:52:00,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:52:00,202 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:52:00,206 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 [2020-09-14 12:52:00,216 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,265 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-09-14 12:52:00,266 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,266 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:52:00,314 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 [2020-09-14 12:52:00,315 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,326 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 [2020-09-14 12:52:00,327 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,335 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 [2020-09-14 12:52:00,336 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,395 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:00,396 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:00,397 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:52:00,471 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:00,516 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:00,517 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 [2020-09-14 12:52:00,518 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,546 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:00,546 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 [2020-09-14 12:52:00,547 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,585 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:00,586 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 [2020-09-14 12:52:00,587 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,625 INFO L625 ElimStorePlain]: treesize reduction 75, result has 28.6 percent of original size [2020-09-14 12:52:00,626 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,626 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:123, output treesize:30 [2020-09-14 12:52:00,713 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:00,750 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 [2020-09-14 12:52:00,751 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,760 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 [2020-09-14 12:52:00,761 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,776 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:00,776 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,777 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:140, output treesize:42 [2020-09-14 12:52:00,933 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 [2020-09-14 12:52:00,935 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:00,971 INFO L625 ElimStorePlain]: treesize reduction 10, result has 79.6 percent of original size [2020-09-14 12:52:00,975 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. [2020-09-14 12:52:00,975 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:60, output treesize:39 [2020-09-14 12:52:01,041 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 [2020-09-14 12:52:01,044 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:01,055 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:01,057 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:01,057 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:46, output treesize:9 [2020-09-14 12:52:01,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:01,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:52:01,079 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 14 [2020-09-14 12:52:01,079 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229494889] [2020-09-14 12:52:01,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-14 12:52:01,080 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:01,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-14 12:52:01,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2020-09-14 12:52:01,081 INFO L87 Difference]: Start difference. First operand 5159 states and 20654 transitions. Second operand 16 states. [2020-09-14 12:52:01,311 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2020-09-14 12:52:01,454 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-09-14 12:52:03,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:03,870 INFO L93 Difference]: Finished difference Result 9048 states and 35605 transitions. [2020-09-14 12:52:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-14 12:52:03,871 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 11 [2020-09-14 12:52:03,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:03,917 INFO L225 Difference]: With dead ends: 9048 [2020-09-14 12:52:03,917 INFO L226 Difference]: Without dead ends: 9048 [2020-09-14 12:52:03,918 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 [2020-09-14 12:52:03,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9048 states. [2020-09-14 12:52:04,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9048 to 5302. [2020-09-14 12:52:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5302 states. [2020-09-14 12:52:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5302 states to 5302 states and 21434 transitions. [2020-09-14 12:52:04,162 INFO L78 Accepts]: Start accepts. Automaton has 5302 states and 21434 transitions. Word has length 11 [2020-09-14 12:52:04,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:04,162 INFO L479 AbstractCegarLoop]: Abstraction has 5302 states and 21434 transitions. [2020-09-14 12:52:04,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-14 12:52:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 5302 states and 21434 transitions. [2020-09-14 12:52:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-14 12:52:04,164 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:04,164 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:52:04,377 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-09-14 12:52:04,378 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:52:04,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:04,379 INFO L82 PathProgramCache]: Analyzing trace with hash -225815848, now seen corresponding path program 1 times [2020-09-14 12:52:04,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:04,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666499893] [2020-09-14 12:52:04,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:04,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-14 12:52:04,581 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666499893] [2020-09-14 12:52:04,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806670773] [2020-09-14 12:52:04,582 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 [2020-09-14 12:52:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:04,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2020-09-14 12:52:04,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:52:04,701 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:52:04,701 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 [2020-09-14 12:52:04,704 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:04,741 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-09-14 12:52:04,742 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:04,742 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:52:04,797 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 [2020-09-14 12:52:04,798 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:04,807 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 [2020-09-14 12:52:04,808 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:04,815 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 [2020-09-14 12:52:04,816 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:04,868 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:04,869 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:04,869 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:52:05,022 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-09-14 12:52:05,027 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 7, 1] term [2020-09-14 12:52:05,028 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:05,047 INFO L441 ElimStorePlain]: Different costs {4=[v_prenex_3], 5=[v_prenex_2, |v_#memory_int_519|]} [2020-09-14 12:52:05,058 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 [2020-09-14 12:52:05,059 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,116 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,124 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 [2020-09-14 12:52:05,125 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,179 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,190 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 [2020-09-14 12:52:05,191 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,234 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,236 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. [2020-09-14 12:52:05,237 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:129, output treesize:96 [2020-09-14 12:52:05,317 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:05,346 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,347 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 [2020-09-14 12:52:05,347 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,392 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,392 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 [2020-09-14 12:52:05,393 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,413 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,414 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 [2020-09-14 12:52:05,414 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,510 INFO L625 ElimStorePlain]: treesize reduction 4, result has 95.7 percent of original size [2020-09-14 12:52:05,512 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. [2020-09-14 12:52:05,512 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:111, output treesize:89 [2020-09-14 12:52:05,624 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:05,646 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 [2020-09-14 12:52:05,647 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,658 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 [2020-09-14 12:52:05,659 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,700 INFO L625 ElimStorePlain]: treesize reduction 59, result has 39.8 percent of original size [2020-09-14 12:52:05,702 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. [2020-09-14 12:52:05,702 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:134, output treesize:39 [2020-09-14 12:52:05,810 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 [2020-09-14 12:52:05,812 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,820 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:05,822 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:05,822 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:56, output treesize:9 [2020-09-14 12:52:05,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:05,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:52:05,846 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2020-09-14 12:52:05,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651549372] [2020-09-14 12:52:05,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-14 12:52:05,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:05,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-14 12:52:05,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2020-09-14 12:52:05,847 INFO L87 Difference]: Start difference. First operand 5302 states and 21434 transitions. Second operand 17 states. [2020-09-14 12:52:06,026 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-09-14 12:52:06,247 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2020-09-14 12:52:06,418 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-09-14 12:52:07,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:07,992 INFO L93 Difference]: Finished difference Result 9656 states and 38357 transitions. [2020-09-14 12:52:07,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-14 12:52:07,993 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 12 [2020-09-14 12:52:07,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:08,036 INFO L225 Difference]: With dead ends: 9656 [2020-09-14 12:52:08,037 INFO L226 Difference]: Without dead ends: 9656 [2020-09-14 12:52:08,038 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 [2020-09-14 12:52:08,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9656 states. [2020-09-14 12:52:08,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9656 to 7578. [2020-09-14 12:52:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7578 states. [2020-09-14 12:52:08,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7578 states to 7578 states and 30464 transitions. [2020-09-14 12:52:08,343 INFO L78 Accepts]: Start accepts. Automaton has 7578 states and 30464 transitions. Word has length 12 [2020-09-14 12:52:08,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:08,343 INFO L479 AbstractCegarLoop]: Abstraction has 7578 states and 30464 transitions. [2020-09-14 12:52:08,343 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-14 12:52:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 7578 states and 30464 transitions. [2020-09-14 12:52:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-14 12:52:08,344 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:08,345 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-09-14 12:52:08,560 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:52:08,560 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 12:52:08,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:08,561 INFO L82 PathProgramCache]: Analyzing trace with hash -768998574, now seen corresponding path program 1 times [2020-09-14 12:52:08,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:08,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750256424] [2020-09-14 12:52:08,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:52:08,573 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:52:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:52:08,581 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:52:08,588 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-14 12:52:08,588 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-14 12:52:08,588 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-14 12:52:08,588 WARN L363 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-14 12:52:08,589 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-09-14 12:52:08,609 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,609 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,610 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,613 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,614 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,617 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,620 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,621 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,622 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,623 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,624 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,624 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,625 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,626 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,627 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,628 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,629 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,630 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,630 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,631 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,631 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,631 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,631 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,631 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,632 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,633 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,634 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,635 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,636 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,637 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,638 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,638 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,639 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,640 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,641 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,641 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,642 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,643 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,644 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,645 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,645 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,646 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,647 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,647 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,648 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,649 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,650 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,650 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,650 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,651 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,651 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,651 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,651 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,652 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,653 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,654 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,654 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:52:08,656 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-09-14 12:52:08,656 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-14 12:52:08,656 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-14 12:52:08,656 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-14 12:52:08,656 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-14 12:52:08,656 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-14 12:52:08,657 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-14 12:52:08,657 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-14 12:52:08,657 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-14 12:52:08,658 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 138 places, 146 transitions, 324 flow [2020-09-14 12:52:08,659 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 138 places, 146 transitions, 324 flow [2020-09-14 12:52:08,679 INFO L129 PetriNetUnfolder]: 21/181 cut-off events. [2020-09-14 12:52:08,679 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-14 12:52:08,681 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. [2020-09-14 12:52:08,693 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 138 places, 146 transitions, 324 flow [2020-09-14 12:52:08,713 INFO L129 PetriNetUnfolder]: 21/181 cut-off events. [2020-09-14 12:52:08,713 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-14 12:52:08,715 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. [2020-09-14 12:52:08,727 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14384 [2020-09-14 12:52:08,727 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-14 12:52:08,873 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:52:09,017 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:52:09,551 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:52:09,689 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:52:10,042 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:52:10,199 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:52:10,631 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:10,644 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:10,645 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:10,646 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:10,727 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:10,740 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:10,741 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:10,742 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:11,240 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:11,241 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:11,242 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:11,261 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:11,556 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:52:11,719 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:52:11,969 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:52:12,117 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:52:12,213 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:12,216 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:12,217 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:12,246 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:12,247 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:12,248 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:12,859 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:52:13,097 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-14 12:52:13,230 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:13,270 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:13,548 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-09-14 12:52:13,794 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:13,797 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:13,798 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:13,827 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:13,939 INFO L206 etLargeBlockEncoding]: Checked pairs total: 18011 [2020-09-14 12:52:13,939 INFO L214 etLargeBlockEncoding]: Total number of compositions: 128 [2020-09-14 12:52:13,940 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 51 transitions, 134 flow [2020-09-14 12:52:17,690 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 28876 states. [2020-09-14 12:52:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 28876 states. [2020-09-14 12:52:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-14 12:52:17,691 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:17,691 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-14 12:52:17,691 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:52:17,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:17,691 INFO L82 PathProgramCache]: Analyzing trace with hash -669891112, now seen corresponding path program 1 times [2020-09-14 12:52:17,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:17,692 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180782948] [2020-09-14 12:52:17,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:17,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:17,708 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180782948] [2020-09-14 12:52:17,708 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 12:52:17,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-14 12:52:17,709 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930074321] [2020-09-14 12:52:17,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-14 12:52:17,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:17,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-14 12:52:17,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-14 12:52:17,710 INFO L87 Difference]: Start difference. First operand 28876 states. Second operand 2 states. [2020-09-14 12:52:17,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:17,874 INFO L93 Difference]: Finished difference Result 22953 states and 117582 transitions. [2020-09-14 12:52:17,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-14 12:52:17,874 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-14 12:52:17,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:17,991 INFO L225 Difference]: With dead ends: 22953 [2020-09-14 12:52:17,991 INFO L226 Difference]: Without dead ends: 22953 [2020-09-14 12:52:17,991 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 [2020-09-14 12:52:18,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22953 states. [2020-09-14 12:52:19,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22953 to 22953. [2020-09-14 12:52:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22953 states. [2020-09-14 12:52:19,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22953 states to 22953 states and 117582 transitions. [2020-09-14 12:52:19,206 INFO L78 Accepts]: Start accepts. Automaton has 22953 states and 117582 transitions. Word has length 6 [2020-09-14 12:52:19,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:19,206 INFO L479 AbstractCegarLoop]: Abstraction has 22953 states and 117582 transitions. [2020-09-14 12:52:19,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-14 12:52:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 22953 states and 117582 transitions. [2020-09-14 12:52:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-14 12:52:19,208 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:19,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:52:19,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-14 12:52:19,208 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:52:19,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:19,209 INFO L82 PathProgramCache]: Analyzing trace with hash 2026511937, now seen corresponding path program 1 times [2020-09-14 12:52:19,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:19,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584838269] [2020-09-14 12:52:19,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:19,457 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584838269] [2020-09-14 12:52:19,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 12:52:19,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-14 12:52:19,458 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163925668] [2020-09-14 12:52:19,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-14 12:52:19,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:19,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-14 12:52:19,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-14 12:52:19,459 INFO L87 Difference]: Start difference. First operand 22953 states and 117582 transitions. Second operand 9 states. [2020-09-14 12:52:22,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:22,749 INFO L93 Difference]: Finished difference Result 57133 states and 295583 transitions. [2020-09-14 12:52:22,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-14 12:52:22,750 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 9 [2020-09-14 12:52:22,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:22,992 INFO L225 Difference]: With dead ends: 57133 [2020-09-14 12:52:22,993 INFO L226 Difference]: Without dead ends: 57133 [2020-09-14 12:52:22,993 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 [2020-09-14 12:52:23,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57133 states. [2020-09-14 12:52:24,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57133 to 35921. [2020-09-14 12:52:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35921 states. [2020-09-14 12:52:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35921 states to 35921 states and 184201 transitions. [2020-09-14 12:52:24,667 INFO L78 Accepts]: Start accepts. Automaton has 35921 states and 184201 transitions. Word has length 9 [2020-09-14 12:52:24,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:24,667 INFO L479 AbstractCegarLoop]: Abstraction has 35921 states and 184201 transitions. [2020-09-14 12:52:24,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-14 12:52:24,667 INFO L276 IsEmpty]: Start isEmpty. Operand 35921 states and 184201 transitions. [2020-09-14 12:52:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-14 12:52:24,668 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:24,668 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:52:24,668 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-14 12:52:24,668 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:52:24,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:24,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1189420139, now seen corresponding path program 1 times [2020-09-14 12:52:24,669 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:24,669 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297362407] [2020-09-14 12:52:24,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:24,847 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297362407] [2020-09-14 12:52:24,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612723526] [2020-09-14 12:52:24,848 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 [2020-09-14 12:52:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:24,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core [2020-09-14 12:52:24,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:52:24,974 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:52:24,975 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 [2020-09-14 12:52:24,976 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:25,019 INFO L625 ElimStorePlain]: treesize reduction 24, result has 58.6 percent of original size [2020-09-14 12:52:25,020 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:25,020 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 12:52:25,063 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 [2020-09-14 12:52:25,063 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:25,072 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 [2020-09-14 12:52:25,072 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:25,079 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 [2020-09-14 12:52:25,079 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:25,134 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:25,134 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:25,135 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-14 12:52:25,204 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:25,252 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:25,252 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 [2020-09-14 12:52:25,253 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:25,254 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:25,254 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:25,261 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,106 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 15 [2020-09-14 12:52:27,106 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:27,107 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 [2020-09-14 12:52:27,107 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:27,110 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:27,112 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,128 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:27,129 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 [2020-09-14 12:52:27,130 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:52:27,139 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:52:27,141 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,183 INFO L625 ElimStorePlain]: treesize reduction 84, result has 24.3 percent of original size [2020-09-14 12:52:27,183 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,183 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:114, output treesize:27 [2020-09-14 12:52:27,242 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:27,264 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 [2020-09-14 12:52:27,265 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,278 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 [2020-09-14 12:52:27,279 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,323 INFO L625 ElimStorePlain]: treesize reduction 59, result has 39.8 percent of original size [2020-09-14 12:52:27,324 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,324 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:134, output treesize:39 [2020-09-14 12:52:27,416 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 [2020-09-14 12:52:27,417 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,432 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:27,434 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. [2020-09-14 12:52:27,435 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:60, output treesize:39 [2020-09-14 12:52:27,485 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 [2020-09-14 12:52:27,487 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,496 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:27,498 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:27,498 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:46, output treesize:9 [2020-09-14 12:52:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:27,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:52:27,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2020-09-14 12:52:27,519 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503717463] [2020-09-14 12:52:27,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-14 12:52:27,519 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:27,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-14 12:52:27,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-09-14 12:52:27,520 INFO L87 Difference]: Start difference. First operand 35921 states and 184201 transitions. Second operand 17 states. [2020-09-14 12:52:27,778 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-09-14 12:52:31,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:31,326 INFO L93 Difference]: Finished difference Result 67928 states and 344940 transitions. [2020-09-14 12:52:31,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-09-14 12:52:31,327 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 11 [2020-09-14 12:52:31,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:31,562 INFO L225 Difference]: With dead ends: 67928 [2020-09-14 12:52:31,562 INFO L226 Difference]: Without dead ends: 67928 [2020-09-14 12:52:31,562 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=265, Invalid=995, Unknown=0, NotChecked=0, Total=1260 [2020-09-14 12:52:31,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67928 states. [2020-09-14 12:52:32,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67928 to 38450. [2020-09-14 12:52:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38450 states. [2020-09-14 12:52:33,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38450 states to 38450 states and 198307 transitions. [2020-09-14 12:52:33,143 INFO L78 Accepts]: Start accepts. Automaton has 38450 states and 198307 transitions. Word has length 11 [2020-09-14 12:52:33,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:33,143 INFO L479 AbstractCegarLoop]: Abstraction has 38450 states and 198307 transitions. [2020-09-14 12:52:33,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-14 12:52:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 38450 states and 198307 transitions. [2020-09-14 12:52:33,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-14 12:52:33,144 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:33,144 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:52:33,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-09-14 12:52:33,356 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:52:33,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:33,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1625565198, now seen corresponding path program 1 times [2020-09-14 12:52:33,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:33,357 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557450995] [2020-09-14 12:52:33,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-14 12:52:33,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557450995] [2020-09-14 12:52:33,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695006338] [2020-09-14 12:52:33,589 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 [2020-09-14 12:52:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:33,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2020-09-14 12:52:33,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:52:33,750 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:52:33,751 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 [2020-09-14 12:52:33,752 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:33,791 INFO L625 ElimStorePlain]: treesize reduction 23, result has 61.7 percent of original size [2020-09-14 12:52:33,792 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:33,792 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:52:33,835 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 [2020-09-14 12:52:33,836 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:33,849 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 [2020-09-14 12:52:33,850 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:33,857 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 [2020-09-14 12:52:33,857 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:33,911 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:33,912 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:33,912 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:52:33,987 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 7, 1] term [2020-09-14 12:52:33,987 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:33,997 INFO L441 ElimStorePlain]: Different costs {4=[|v_#memory_int_827|], 5=[v_prenex_4, v_prenex_6]} [2020-09-14 12:52:34,008 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 [2020-09-14 12:52:34,009 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,059 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,067 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 [2020-09-14 12:52:34,068 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,125 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,134 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 [2020-09-14 12:52:34,136 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,193 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,195 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. [2020-09-14 12:52:34,195 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:129, output treesize:96 [2020-09-14 12:52:34,308 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:34,356 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,357 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 [2020-09-14 12:52:34,358 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,387 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,388 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 [2020-09-14 12:52:34,389 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,435 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,436 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 [2020-09-14 12:52:34,437 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,554 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-09-14 12:52:34,555 INFO L625 ElimStorePlain]: treesize reduction 4, result has 95.7 percent of original size [2020-09-14 12:52:34,557 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. [2020-09-14 12:52:34,557 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:111, output treesize:89 [2020-09-14 12:52:34,695 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:34,726 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 [2020-09-14 12:52:34,728 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,732 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 [2020-09-14 12:52:34,733 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,771 INFO L625 ElimStorePlain]: treesize reduction 5, result has 88.6 percent of original size [2020-09-14 12:52:34,772 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. [2020-09-14 12:52:34,773 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:134, output treesize:39 [2020-09-14 12:52:34,933 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 [2020-09-14 12:52:34,935 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,949 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:34,950 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:34,951 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:56, output treesize:9 [2020-09-14 12:52:34,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:34,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:52:34,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2020-09-14 12:52:34,974 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975639511] [2020-09-14 12:52:34,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-14 12:52:34,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:34,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-14 12:52:34,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-09-14 12:52:34,976 INFO L87 Difference]: Start difference. First operand 38450 states and 198307 transitions. Second operand 16 states. [2020-09-14 12:52:35,212 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-09-14 12:52:35,374 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-09-14 12:52:37,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:37,906 INFO L93 Difference]: Finished difference Result 66824 states and 340869 transitions. [2020-09-14 12:52:37,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-14 12:52:37,907 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 12 [2020-09-14 12:52:37,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:38,139 INFO L225 Difference]: With dead ends: 66824 [2020-09-14 12:52:38,140 INFO L226 Difference]: Without dead ends: 66824 [2020-09-14 12:52:38,140 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 [2020-09-14 12:52:38,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66824 states. [2020-09-14 12:52:40,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66824 to 55015. [2020-09-14 12:52:40,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55015 states. [2020-09-14 12:52:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55015 states to 55015 states and 282821 transitions. [2020-09-14 12:52:40,270 INFO L78 Accepts]: Start accepts. Automaton has 55015 states and 282821 transitions. Word has length 12 [2020-09-14 12:52:40,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:40,270 INFO L479 AbstractCegarLoop]: Abstraction has 55015 states and 282821 transitions. [2020-09-14 12:52:40,270 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-14 12:52:40,270 INFO L276 IsEmpty]: Start isEmpty. Operand 55015 states and 282821 transitions. [2020-09-14 12:52:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-14 12:52:40,272 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:40,272 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:52:40,472 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:52:40,473 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:52:40,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:40,474 INFO L82 PathProgramCache]: Analyzing trace with hash -460749678, now seen corresponding path program 2 times [2020-09-14 12:52:40,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:40,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150928875] [2020-09-14 12:52:40,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-14 12:52:40,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150928875] [2020-09-14 12:52:40,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756358387] [2020-09-14 12:52:40,672 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 [2020-09-14 12:52:40,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-14 12:52:40,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:52:40,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 24 conjunts are in the unsatisfiable core [2020-09-14 12:52:40,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:52:40,815 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:52:40,815 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 [2020-09-14 12:52:40,817 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:40,858 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-09-14 12:52:40,858 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:40,859 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:52:40,902 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 [2020-09-14 12:52:40,903 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:40,912 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 [2020-09-14 12:52:40,913 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:40,920 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 [2020-09-14 12:52:40,921 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:40,970 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:40,970 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:40,971 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:52:44,070 WARN L193 SmtUtils]: Spent 3.08 s on a formula simplification that was a NOOP. DAG size: 29 [2020-09-14 12:52:44,072 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:44,084 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 [2020-09-14 12:52:44,085 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,096 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 [2020-09-14 12:52:44,097 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,106 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 [2020-09-14 12:52:44,107 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,163 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:44,164 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:44,164 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:141, output treesize:108 [2020-09-14 12:52:44,167 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:52:44,211 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:44,212 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 [2020-09-14 12:52:44,212 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,234 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:44,235 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 [2020-09-14 12:52:44,235 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,269 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:44,270 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 [2020-09-14 12:52:44,271 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,319 INFO L625 ElimStorePlain]: treesize reduction 75, result has 28.6 percent of original size [2020-09-14 12:52:44,319 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,319 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:123, output treesize:30 [2020-09-14 12:52:44,401 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:44,429 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 [2020-09-14 12:52:44,430 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,446 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 [2020-09-14 12:52:44,447 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,494 INFO L625 ElimStorePlain]: treesize reduction 52, result has 44.7 percent of original size [2020-09-14 12:52:44,494 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,494 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:140, output treesize:42 [2020-09-14 12:52:44,596 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 [2020-09-14 12:52:44,597 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,630 INFO L625 ElimStorePlain]: treesize reduction 10, result has 79.6 percent of original size [2020-09-14 12:52:44,631 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. [2020-09-14 12:52:44,632 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:60, output treesize:39 [2020-09-14 12:52:44,677 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 [2020-09-14 12:52:44,678 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,687 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:44,688 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:44,689 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:46, output treesize:9 [2020-09-14 12:52:44,710 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-14 12:52:44,710 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:52:44,710 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 14 [2020-09-14 12:52:44,711 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183263019] [2020-09-14 12:52:44,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-14 12:52:44,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:44,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-14 12:52:44,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2020-09-14 12:52:44,712 INFO L87 Difference]: Start difference. First operand 55015 states and 282821 transitions. Second operand 16 states. [2020-09-14 12:52:44,961 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2020-09-14 12:52:45,149 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-09-14 12:52:49,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:52:49,183 INFO L93 Difference]: Finished difference Result 98794 states and 498473 transitions. [2020-09-14 12:52:49,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-14 12:52:49,184 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 14 [2020-09-14 12:52:49,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:52:49,539 INFO L225 Difference]: With dead ends: 98794 [2020-09-14 12:52:49,539 INFO L226 Difference]: Without dead ends: 98794 [2020-09-14 12:52:49,539 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2020-09-14 12:52:49,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98794 states. [2020-09-14 12:52:51,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98794 to 59624. [2020-09-14 12:52:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59624 states. [2020-09-14 12:52:51,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59624 states to 59624 states and 306897 transitions. [2020-09-14 12:52:51,824 INFO L78 Accepts]: Start accepts. Automaton has 59624 states and 306897 transitions. Word has length 14 [2020-09-14 12:52:51,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:52:51,824 INFO L479 AbstractCegarLoop]: Abstraction has 59624 states and 306897 transitions. [2020-09-14 12:52:51,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-14 12:52:51,824 INFO L276 IsEmpty]: Start isEmpty. Operand 59624 states and 306897 transitions. [2020-09-14 12:52:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:52:51,826 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:52:51,826 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:52:52,039 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-09-14 12:52:52,040 INFO L427 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:52:52,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:52:52,041 INFO L82 PathProgramCache]: Analyzing trace with hash -373346649, now seen corresponding path program 1 times [2020-09-14 12:52:52,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:52:52,041 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868966929] [2020-09-14 12:52:52,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:52:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:52,628 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868966929] [2020-09-14 12:52:52,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178853842] [2020-09-14 12:52:52,629 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 [2020-09-14 12:52:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:52:52,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 31 conjunts are in the unsatisfiable core [2020-09-14 12:52:52,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:52:52,764 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:52:52,765 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 [2020-09-14 12:52:52,766 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:52,803 INFO L625 ElimStorePlain]: treesize reduction 23, result has 61.7 percent of original size [2020-09-14 12:52:52,804 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:52,804 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:52:52,856 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 [2020-09-14 12:52:52,857 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:52,864 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 [2020-09-14 12:52:52,865 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:52,876 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 [2020-09-14 12:52:52,877 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:52,924 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:52,924 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:52,924 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:52:53,009 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:52:53,166 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:52:53,167 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:52:53,167 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 [2020-09-14 12:52:53,168 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,231 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:53,231 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 [2020-09-14 12:52:53,232 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,283 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:53,283 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 [2020-09-14 12:52:53,284 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,514 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-09-14 12:52:53,515 INFO L625 ElimStorePlain]: treesize reduction 82, result has 66.5 percent of original size [2020-09-14 12:52:53,516 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:52:53,516 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:141, output treesize:163 [2020-09-14 12:52:53,649 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-09-14 12:52:53,782 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:52:53,782 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:52:53,851 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 [2020-09-14 12:52:53,852 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,881 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 [2020-09-14 12:52:53,882 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,900 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 [2020-09-14 12:52:53,901 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,923 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 [2020-09-14 12:52:53,924 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,960 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 [2020-09-14 12:52:53,961 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:53,983 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 [2020-09-14 12:52:53,984 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:54,006 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 [2020-09-14 12:52:54,007 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:54,017 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 [2020-09-14 12:52:54,018 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:54,373 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2020-09-14 12:52:54,374 INFO L625 ElimStorePlain]: treesize reduction 268, result has 47.6 percent of original size [2020-09-14 12:52:54,374 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-09-14 12:52:54,375 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 1 variables, input treesize:705, output treesize:243 [2020-09-14 12:52:54,564 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-09-14 12:52:54,567 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:52:55,315 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:52:55,319 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 11, 1] term [2020-09-14 12:52:55,322 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:52:55,345 INFO L441 ElimStorePlain]: Different costs {10=[|v_#memory_int_835|], 11=[v_prenex_7, v_prenex_13, v_prenex_11]} [2020-09-14 12:52:55,358 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 [2020-09-14 12:52:55,360 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:55,704 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 111 [2020-09-14 12:52:55,705 INFO L625 ElimStorePlain]: treesize reduction 40, result has 86.6 percent of original size [2020-09-14 12:52:55,716 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 [2020-09-14 12:52:55,719 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:55,868 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-09-14 12:52:55,869 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:55,881 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 [2020-09-14 12:52:55,882 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,020 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-09-14 12:52:56,023 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,037 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 [2020-09-14 12:52:56,042 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,175 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-09-14 12:52:56,176 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,181 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. [2020-09-14 12:52:56,181 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 14 variables, input treesize:309, output treesize:225 [2020-09-14 12:52:56,355 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-09-14 12:52:56,371 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:52:56,457 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,457 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 [2020-09-14 12:52:56,458 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,486 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,486 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 [2020-09-14 12:52:56,487 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,516 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,517 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 [2020-09-14 12:52:56,517 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,542 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,543 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 [2020-09-14 12:52:56,543 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,673 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-09-14 12:52:56,674 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,682 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. [2020-09-14 12:52:56,683 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 11 variables, input treesize:245, output treesize:220 [2020-09-14 12:52:56,850 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 36 [2020-09-14 12:52:56,943 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 [2020-09-14 12:52:56,944 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:56,972 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:56,978 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. [2020-09-14 12:52:56,979 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:90, output treesize:60 [2020-09-14 12:52:57,043 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 [2020-09-14 12:52:57,045 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:52:57,064 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:52:57,066 INFO L545 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:52:57,066 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:65, output treesize:9 [2020-09-14 12:52:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:52:57,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:52:57,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2020-09-14 12:52:57,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850113500] [2020-09-14 12:52:57,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-14 12:52:57,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:52:57,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-14 12:52:57,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=426, Unknown=0, NotChecked=0, Total=506 [2020-09-14 12:52:57,104 INFO L87 Difference]: Start difference. First operand 59624 states and 306897 transitions. Second operand 23 states. [2020-09-14 12:52:57,351 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-14 12:52:57,559 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-09-14 12:52:58,117 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2020-09-14 12:52:58,578 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2020-09-14 12:52:59,032 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 72 [2020-09-14 12:52:59,547 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2020-09-14 12:53:00,385 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-09-14 12:53:19,572 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2020-09-14 12:53:27,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:53:27,566 INFO L93 Difference]: Finished difference Result 114554 states and 591127 transitions. [2020-09-14 12:53:27,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-14 12:53:27,567 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-09-14 12:53:27,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:53:27,979 INFO L225 Difference]: With dead ends: 114554 [2020-09-14 12:53:27,979 INFO L226 Difference]: Without dead ends: 114554 [2020-09-14 12:53:27,980 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 970 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=486, Invalid=2706, Unknown=0, NotChecked=0, Total=3192 [2020-09-14 12:53:28,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114554 states. [2020-09-14 12:53:30,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114554 to 65605. [2020-09-14 12:53:30,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65605 states. [2020-09-14 12:53:34,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65605 states to 65605 states and 336680 transitions. [2020-09-14 12:53:34,745 INFO L78 Accepts]: Start accepts. Automaton has 65605 states and 336680 transitions. Word has length 15 [2020-09-14 12:53:34,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:53:34,746 INFO L479 AbstractCegarLoop]: Abstraction has 65605 states and 336680 transitions. [2020-09-14 12:53:34,747 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-14 12:53:34,747 INFO L276 IsEmpty]: Start isEmpty. Operand 65605 states and 336680 transitions. [2020-09-14 12:53:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:53:34,749 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:53:34,749 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:53:34,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:53:34,964 INFO L427 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:53:34,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:53:34,965 INFO L82 PathProgramCache]: Analyzing trace with hash 363313407, now seen corresponding path program 2 times [2020-09-14 12:53:34,965 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:53:34,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920422416] [2020-09-14 12:53:34,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:53:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:53:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:53:35,448 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920422416] [2020-09-14 12:53:35,448 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013993337] [2020-09-14 12:53:35,448 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 [2020-09-14 12:53:35,576 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-14 12:53:35,577 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:53:35,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 26 conjunts are in the unsatisfiable core [2020-09-14 12:53:35,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:53:35,636 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:53:35,636 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 [2020-09-14 12:53:35,637 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:35,679 INFO L625 ElimStorePlain]: treesize reduction 23, result has 59.6 percent of original size [2020-09-14 12:53:35,679 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:53:35,680 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 12:53:35,718 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-09-14 12:53:35,733 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 [2020-09-14 12:53:35,733 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:35,745 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 [2020-09-14 12:53:35,746 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:35,755 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 [2020-09-14 12:53:35,755 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:35,802 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:35,803 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. [2020-09-14 12:53:35,804 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:108, output treesize:96 [2020-09-14 12:53:35,897 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:53:35,962 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:35,963 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 [2020-09-14 12:53:35,964 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:35,965 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:35,968 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,124 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:53:36,125 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:53:36,125 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 [2020-09-14 12:53:36,127 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:53:36,127 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:36,128 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:36,130 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,184 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:36,185 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 [2020-09-14 12:53:36,186 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:36,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:36,188 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,403 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2020-09-14 12:53:36,404 INFO L625 ElimStorePlain]: treesize reduction 109, result has 56.0 percent of original size [2020-09-14 12:53:36,405 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. [2020-09-14 12:53:36,406 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:129, output treesize:139 [2020-09-14 12:53:36,583 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:53:36,606 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 [2020-09-14 12:53:36,607 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,615 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 [2020-09-14 12:53:36,616 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,621 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 [2020-09-14 12:53:36,622 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,626 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 [2020-09-14 12:53:36,628 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,728 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:36,729 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. [2020-09-14 12:53:36,730 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:208, output treesize:136 [2020-09-14 12:53:36,868 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:53:36,910 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:36,911 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 [2020-09-14 12:53:36,912 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:53:36,912 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:36,913 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:36,915 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,952 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:36,953 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 [2020-09-14 12:53:36,954 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:53:36,955 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:36,955 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:36,957 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:36,998 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:36,998 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 [2020-09-14 12:53:36,999 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:53:37,000 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:37,001 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:37,002 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,060 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:37,061 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 [2020-09-14 12:53:37,062 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:53:37,063 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:53:37,064 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:53:37,065 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:37,068 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,222 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2020-09-14 12:53:37,224 INFO L625 ElimStorePlain]: treesize reduction 4, result has 96.9 percent of original size [2020-09-14 12:53:37,226 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2020-09-14 12:53:37,227 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:156, output treesize:91 [2020-09-14 12:53:37,297 INFO L441 ElimStorePlain]: Different costs {2=[|v_#memory_int_838|], 4=[v_prenex_21]} [2020-09-14 12:53:37,308 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 [2020-09-14 12:53:37,308 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,359 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:37,363 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-14 12:53:37,367 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 [2020-09-14 12:53:37,370 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,413 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:37,413 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-09-14 12:53:37,413 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:68 [2020-09-14 12:53:37,492 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:53:37,701 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 [2020-09-14 12:53:37,702 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,735 INFO L625 ElimStorePlain]: treesize reduction 10, result has 79.6 percent of original size [2020-09-14 12:53:37,741 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. [2020-09-14 12:53:37,741 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:81, output treesize:39 [2020-09-14 12:53:37,810 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 [2020-09-14 12:53:37,812 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,821 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:53:37,823 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:53:37,823 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:46, output treesize:9 [2020-09-14 12:53:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:53:37,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:53:37,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 20 [2020-09-14 12:53:37,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024174793] [2020-09-14 12:53:37,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-14 12:53:37,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:53:37,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-14 12:53:37,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-09-14 12:53:37,863 INFO L87 Difference]: Start difference. First operand 65605 states and 336680 transitions. Second operand 22 states. [2020-09-14 12:53:38,095 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-09-14 12:53:38,415 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2020-09-14 12:53:38,717 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 49 [2020-09-14 12:53:39,023 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2020-09-14 12:53:39,424 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-09-14 12:53:39,729 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2020-09-14 12:53:39,929 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:53:40,143 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2020-09-14 12:53:40,411 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2020-09-14 12:53:40,761 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-09-14 12:53:41,272 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2020-09-14 12:53:41,608 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2020-09-14 12:53:41,937 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2020-09-14 12:53:42,409 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-09-14 12:53:42,668 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2020-09-14 12:53:43,009 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2020-09-14 12:53:43,656 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2020-09-14 12:53:44,365 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2020-09-14 12:53:45,231 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2020-09-14 12:53:48,298 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2020-09-14 12:53:48,470 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2020-09-14 12:53:49,283 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-09-14 12:53:52,296 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2020-09-14 12:53:53,161 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2020-09-14 12:54:00,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:54:00,866 INFO L93 Difference]: Finished difference Result 149906 states and 786364 transitions. [2020-09-14 12:54:00,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-14 12:54:00,867 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 15 [2020-09-14 12:54:00,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:54:01,438 INFO L225 Difference]: With dead ends: 149906 [2020-09-14 12:54:01,438 INFO L226 Difference]: Without dead ends: 149906 [2020-09-14 12:54:01,440 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=585, Invalid=3321, Unknown=0, NotChecked=0, Total=3906 [2020-09-14 12:54:02,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149906 states. [2020-09-14 12:54:04,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149906 to 70629. [2020-09-14 12:54:04,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70629 states. [2020-09-14 12:54:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70629 states to 70629 states and 364593 transitions. [2020-09-14 12:54:04,373 INFO L78 Accepts]: Start accepts. Automaton has 70629 states and 364593 transitions. Word has length 15 [2020-09-14 12:54:04,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:54:04,373 INFO L479 AbstractCegarLoop]: Abstraction has 70629 states and 364593 transitions. [2020-09-14 12:54:04,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-14 12:54:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand 70629 states and 364593 transitions. [2020-09-14 12:54:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:54:04,377 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:54:04,377 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:54:04,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-09-14 12:54:04,591 INFO L427 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:54:04,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:54:04,592 INFO L82 PathProgramCache]: Analyzing trace with hash -2122056188, now seen corresponding path program 1 times [2020-09-14 12:54:04,592 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:54:04,592 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922444119] [2020-09-14 12:54:04,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:54:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:54:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:54:05,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922444119] [2020-09-14 12:54:05,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209546357] [2020-09-14 12:54:05,126 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 [2020-09-14 12:54:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:54:05,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 31 conjunts are in the unsatisfiable core [2020-09-14 12:54:05,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:54:05,287 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:54:05,287 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 [2020-09-14 12:54:05,289 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,341 INFO L625 ElimStorePlain]: treesize reduction 23, result has 63.5 percent of original size [2020-09-14 12:54:05,341 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,342 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:40 [2020-09-14 12:54:05,393 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 [2020-09-14 12:54:05,393 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,402 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 [2020-09-14 12:54:05,402 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,408 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 [2020-09-14 12:54:05,409 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,486 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:05,486 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:54:05,486 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:129, output treesize:117 [2020-09-14 12:54:05,590 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:54:05,649 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:05,650 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 [2020-09-14 12:54:05,650 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,673 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:05,674 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 [2020-09-14 12:54:05,674 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,697 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:05,697 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 [2020-09-14 12:54:05,698 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,757 INFO L625 ElimStorePlain]: treesize reduction 81, result has 28.9 percent of original size [2020-09-14 12:54:05,757 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,758 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:33 [2020-09-14 12:54:05,853 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 [2020-09-14 12:54:05,854 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,871 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:05,871 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. [2020-09-14 12:54:05,872 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:37 [2020-09-14 12:54:05,933 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 [2020-09-14 12:54:05,934 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:05,953 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:05,954 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. [2020-09-14 12:54:05,954 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:40 [2020-09-14 12:54:06,074 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:54:06,137 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:06,137 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 [2020-09-14 12:54:06,138 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:06,181 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:06,181 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 [2020-09-14 12:54:06,182 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:06,267 INFO L625 ElimStorePlain]: treesize reduction 35, result has 58.3 percent of original size [2020-09-14 12:54:06,268 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:06,269 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. [2020-09-14 12:54:06,269 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:154, output treesize:49 [2020-09-14 12:54:06,270 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,111 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-09-14 12:54:07,128 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,129 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,130 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,130 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,131 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,131 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,132 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:07,132 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,134 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,134 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,135 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,136 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,137 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,138 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,139 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,140 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,140 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,141 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,142 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,185 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 [2020-09-14 12:54:07,186 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:07,305 INFO L350 Elim1Store]: treesize reduction 7, result has 90.0 percent of original size [2020-09-14 12:54:07,306 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 [2020-09-14 12:54:07,307 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:07,323 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 [2020-09-14 12:54:07,324 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:07,378 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:07,379 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 [2020-09-14 12:54:07,380 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:07,552 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 39 [2020-09-14 12:54:07,553 INFO L625 ElimStorePlain]: treesize reduction 216, result has 30.8 percent of original size [2020-09-14 12:54:07,556 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:07,557 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. [2020-09-14 12:54:07,557 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:269, output treesize:96 [2020-09-14 12:54:07,558 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:08,570 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:08,640 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-09-14 12:54:08,640 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:08,649 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:08,651 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:08,652 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:08,659 INFO L441 ElimStorePlain]: Different costs {5=[v_prenex_25], 9=[|#memory_int|]} [2020-09-14 12:54:08,664 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 [2020-09-14 12:54:08,665 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:08,780 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-09-14 12:54:08,781 INFO L625 ElimStorePlain]: treesize reduction 4, result has 96.5 percent of original size [2020-09-14 12:54:08,807 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:08,808 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 [2020-09-14 12:54:08,808 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:08,845 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:08,845 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 [2020-09-14 12:54:08,846 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:08,968 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-09-14 12:54:08,969 INFO L625 ElimStorePlain]: treesize reduction 25, result has 76.2 percent of original size [2020-09-14 12:54:08,975 INFO L545 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:54:08,975 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:138, output treesize:9 [2020-09-14 12:54:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:54:09,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:54:09,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 20 [2020-09-14 12:54:09,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967327744] [2020-09-14 12:54:09,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-14 12:54:09,014 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:54:09,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-14 12:54:09,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=402, Unknown=1, NotChecked=0, Total=462 [2020-09-14 12:54:09,015 INFO L87 Difference]: Start difference. First operand 70629 states and 364593 transitions. Second operand 22 states. [2020-09-14 12:54:09,264 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-09-14 12:54:09,480 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2020-09-14 12:54:09,891 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-09-14 12:54:10,203 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-09-14 12:54:14,976 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2020-09-14 12:54:18,383 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2020-09-14 12:54:20,842 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2020-09-14 12:54:27,188 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2020-09-14 12:54:43,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:54:43,402 INFO L93 Difference]: Finished difference Result 110739 states and 567512 transitions. [2020-09-14 12:54:43,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-14 12:54:43,403 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 15 [2020-09-14 12:54:43,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:54:43,805 INFO L225 Difference]: With dead ends: 110739 [2020-09-14 12:54:43,806 INFO L226 Difference]: Without dead ends: 110739 [2020-09-14 12:54:43,806 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=211, Invalid=1118, Unknown=3, NotChecked=0, Total=1332 [2020-09-14 12:54:44,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110739 states. [2020-09-14 12:54:46,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110739 to 76237. [2020-09-14 12:54:46,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76237 states. [2020-09-14 12:54:47,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76237 states to 76237 states and 394403 transitions. [2020-09-14 12:54:47,259 INFO L78 Accepts]: Start accepts. Automaton has 76237 states and 394403 transitions. Word has length 15 [2020-09-14 12:54:47,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:54:47,259 INFO L479 AbstractCegarLoop]: Abstraction has 76237 states and 394403 transitions. [2020-09-14 12:54:47,259 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-14 12:54:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 76237 states and 394403 transitions. [2020-09-14 12:54:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:54:47,261 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:54:47,261 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:54:47,462 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-09-14 12:54:47,462 INFO L427 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:54:47,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:54:47,463 INFO L82 PathProgramCache]: Analyzing trace with hash 2133579943, now seen corresponding path program 3 times [2020-09-14 12:54:47,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:54:47,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166887479] [2020-09-14 12:54:47,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:54:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:54:48,351 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2020-09-14 12:54:48,492 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 21 [2020-09-14 12:54:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:54:48,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166887479] [2020-09-14 12:54:48,674 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368890294] [2020-09-14 12:54:48,674 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 [2020-09-14 12:54:48,884 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-09-14 12:54:48,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:54:48,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 22 conjunts are in the unsatisfiable core [2020-09-14 12:54:48,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:54:48,959 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:54:48,960 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 [2020-09-14 12:54:48,961 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,006 INFO L625 ElimStorePlain]: treesize reduction 23, result has 59.6 percent of original size [2020-09-14 12:54:49,006 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,006 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 12:54:49,049 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 [2020-09-14 12:54:49,050 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,059 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 [2020-09-14 12:54:49,060 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,073 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 [2020-09-14 12:54:49,074 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,121 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:49,122 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:54:49,122 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-14 12:54:49,195 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:54:49,257 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:49,257 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 [2020-09-14 12:54:49,258 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:49,259 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:49,261 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,438 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:54:49,439 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:54:49,439 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 [2020-09-14 12:54:49,440 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:49,441 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:49,441 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:49,444 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,490 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:49,490 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 [2020-09-14 12:54:49,491 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:49,492 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:49,494 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,692 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:54:49,692 INFO L625 ElimStorePlain]: treesize reduction 92, result has 62.6 percent of original size [2020-09-14 12:54:49,693 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:54:49,693 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:154 [2020-09-14 12:54:49,956 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-09-14 12:54:49,960 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:54:49,961 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:49,977 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 [2020-09-14 12:54:49,978 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:49,990 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 [2020-09-14 12:54:49,991 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,003 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 [2020-09-14 12:54:50,004 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,013 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 [2020-09-14 12:54:50,014 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,143 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-09-14 12:54:50,143 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:50,145 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. [2020-09-14 12:54:50,145 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:252, output treesize:192 [2020-09-14 12:54:50,358 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-09-14 12:54:50,368 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:54:50,424 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:50,425 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 [2020-09-14 12:54:50,426 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:50,426 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:50,427 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:50,431 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,471 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:50,472 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 [2020-09-14 12:54:50,473 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:50,473 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:50,474 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:50,476 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,546 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:50,546 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 [2020-09-14 12:54:50,547 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:54:50,549 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:50,550 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:50,551 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:50,553 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,579 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:50,580 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 [2020-09-14 12:54:50,581 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:50,581 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:54:50,581 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:50,584 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:50,803 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2020-09-14 12:54:50,803 INFO L625 ElimStorePlain]: treesize reduction 15, result has 92.6 percent of original size [2020-09-14 12:54:50,807 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. [2020-09-14 12:54:50,807 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:212, output treesize:187 [2020-09-14 12:54:50,995 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 46 [2020-09-14 12:54:51,120 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:51,121 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:51,125 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:51,151 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-14 12:54:51,158 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 [2020-09-14 12:54:51,159 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,173 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-14 12:54:51,179 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 [2020-09-14 12:54:51,179 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,200 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 [2020-09-14 12:54:51,201 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,211 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 [2020-09-14 12:54:51,212 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,400 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-09-14 12:54:51,401 INFO L625 ElimStorePlain]: treesize reduction 71, result has 61.4 percent of original size [2020-09-14 12:54:51,404 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. [2020-09-14 12:54:51,405 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:335, output treesize:113 [2020-09-14 12:54:51,533 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 14, 1] term [2020-09-14 12:54:51,533 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:54:51,537 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:51,543 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:51,548 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:51,556 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:54:51,600 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 [2020-09-14 12:54:51,601 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,615 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 [2020-09-14 12:54:51,616 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,832 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 74 [2020-09-14 12:54:51,833 INFO L625 ElimStorePlain]: treesize reduction 180, result has 41.0 percent of original size [2020-09-14 12:54:51,841 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 [2020-09-14 12:54:51,841 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:51,922 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:51,928 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. [2020-09-14 12:54:51,928 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 17 variables, input treesize:335, output treesize:121 [2020-09-14 12:54:52,081 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 [2020-09-14 12:54:52,084 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:54:52,105 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:54:52,107 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:54:52,107 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:69, output treesize:9 [2020-09-14 12:54:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:54:52,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:54:52,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2020-09-14 12:54:52,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075507011] [2020-09-14 12:54:52,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-09-14 12:54:52,113 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:54:52,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-09-14 12:54:52,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2020-09-14 12:54:52,114 INFO L87 Difference]: Start difference. First operand 76237 states and 394403 transitions. Second operand 21 states. [2020-09-14 12:54:52,323 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2020-09-14 12:54:52,560 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-14 12:54:52,780 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-09-14 12:54:56,716 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2020-09-14 12:54:59,224 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-09-14 12:55:00,238 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2020-09-14 12:55:03,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:55:03,590 INFO L93 Difference]: Finished difference Result 90596 states and 462451 transitions. [2020-09-14 12:55:03,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-14 12:55:03,591 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 15 [2020-09-14 12:55:03,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:55:03,945 INFO L225 Difference]: With dead ends: 90596 [2020-09-14 12:55:03,945 INFO L226 Difference]: Without dead ends: 90596 [2020-09-14 12:55:03,946 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=150, Invalid=720, Unknown=0, NotChecked=0, Total=870 [2020-09-14 12:55:08,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90596 states. [2020-09-14 12:55:10,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90596 to 76314. [2020-09-14 12:55:10,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76314 states. [2020-09-14 12:55:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76314 states to 76314 states and 394759 transitions. [2020-09-14 12:55:10,933 INFO L78 Accepts]: Start accepts. Automaton has 76314 states and 394759 transitions. Word has length 15 [2020-09-14 12:55:10,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:55:10,933 INFO L479 AbstractCegarLoop]: Abstraction has 76314 states and 394759 transitions. [2020-09-14 12:55:10,933 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-09-14 12:55:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 76314 states and 394759 transitions. [2020-09-14 12:55:10,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:55:10,935 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:55:10,936 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:55:11,136 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-09-14 12:55:11,137 INFO L427 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:55:11,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:55:11,138 INFO L82 PathProgramCache]: Analyzing trace with hash 139211389, now seen corresponding path program 4 times [2020-09-14 12:55:11,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:55:11,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873533801] [2020-09-14 12:55:11,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:55:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:55:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:55:11,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873533801] [2020-09-14 12:55:11,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370630546] [2020-09-14 12:55:11,742 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:55:11,840 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-09-14 12:55:11,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:55:11,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 30 conjunts are in the unsatisfiable core [2020-09-14 12:55:11,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:55:11,902 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:55:11,902 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 [2020-09-14 12:55:11,904 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:11,952 INFO L625 ElimStorePlain]: treesize reduction 24, result has 58.6 percent of original size [2020-09-14 12:55:11,953 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:55:11,953 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 12:55:12,002 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 [2020-09-14 12:55:12,003 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,014 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 [2020-09-14 12:55:12,015 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,022 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 [2020-09-14 12:55:12,022 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,078 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:12,079 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:55:12,079 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-14 12:55:12,161 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:55:12,326 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:55:12,327 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:55:12,327 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 [2020-09-14 12:55:12,328 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,397 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:12,398 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 [2020-09-14 12:55:12,398 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,454 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:12,454 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 [2020-09-14 12:55:12,455 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,681 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-14 12:55:12,682 INFO L625 ElimStorePlain]: treesize reduction 82, result has 65.3 percent of original size [2020-09-14 12:55:12,682 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:55:12,682 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:154 [2020-09-14 12:55:12,810 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:55:12,811 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:55:12,833 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 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 [2020-09-14 12:55:12,834 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,845 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2020-09-14 12:55:12,847 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,859 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 26 treesize of output 21 [2020-09-14 12:55:12,860 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,869 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 26 treesize of output 21 [2020-09-14 12:55:12,870 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:12,986 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-09-14 12:55:12,988 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:12,989 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. [2020-09-14 12:55:12,989 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:224, output treesize:180 [2020-09-14 12:55:13,131 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-09-14 12:55:13,139 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:55:13,182 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:13,183 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 [2020-09-14 12:55:13,186 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:13,226 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:13,227 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 [2020-09-14 12:55:13,227 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:13,311 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:13,311 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 [2020-09-14 12:55:13,313 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:13,347 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:13,347 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 [2020-09-14 12:55:13,348 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:13,454 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-09-14 12:55:13,455 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:13,457 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. [2020-09-14 12:55:13,457 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:200, output treesize:175 [2020-09-14 12:55:13,633 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:55:13,656 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 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 [2020-09-14 12:55:13,657 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:13,672 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 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 [2020-09-14 12:55:13,672 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:13,744 INFO L625 ElimStorePlain]: treesize reduction 66, result has 43.6 percent of original size [2020-09-14 12:55:13,745 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. [2020-09-14 12:55:13,746 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:158, output treesize:51 [2020-09-14 12:55:13,950 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 73 treesize of output 48 [2020-09-14 12:55:13,951 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:14,008 INFO L625 ElimStorePlain]: treesize reduction 10, result has 85.7 percent of original size [2020-09-14 12:55:14,012 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2020-09-14 12:55:14,013 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:100, output treesize:60 [2020-09-14 12:55:14,082 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 [2020-09-14 12:55:14,084 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:14,104 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:14,105 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:55:14,105 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:65, output treesize:9 [2020-09-14 12:55:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:55:14,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:55:14,139 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2020-09-14 12:55:14,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835079994] [2020-09-14 12:55:14,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-14 12:55:14,139 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:55:14,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-14 12:55:14,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2020-09-14 12:55:14,140 INFO L87 Difference]: Start difference. First operand 76314 states and 394759 transitions. Second operand 23 states. [2020-09-14 12:55:14,380 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2020-09-14 12:55:14,722 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-09-14 12:55:14,973 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-09-14 12:55:19,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:55:19,242 INFO L93 Difference]: Finished difference Result 86645 states and 444977 transitions. [2020-09-14 12:55:19,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-14 12:55:19,243 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-09-14 12:55:19,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:55:19,548 INFO L225 Difference]: With dead ends: 86645 [2020-09-14 12:55:19,548 INFO L226 Difference]: Without dead ends: 86645 [2020-09-14 12:55:19,549 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2020-09-14 12:55:19,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86645 states. [2020-09-14 12:55:25,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86645 to 76472. [2020-09-14 12:55:25,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76472 states. [2020-09-14 12:55:26,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76472 states to 76472 states and 395481 transitions. [2020-09-14 12:55:26,174 INFO L78 Accepts]: Start accepts. Automaton has 76472 states and 395481 transitions. Word has length 15 [2020-09-14 12:55:26,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:55:26,174 INFO L479 AbstractCegarLoop]: Abstraction has 76472 states and 395481 transitions. [2020-09-14 12:55:26,174 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-14 12:55:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 76472 states and 395481 transitions. [2020-09-14 12:55:26,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:55:26,177 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:55:26,177 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:55:26,391 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:55:26,392 INFO L427 AbstractCegarLoop]: === Iteration 11 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:55:26,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:55:26,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1948809090, now seen corresponding path program 2 times [2020-09-14 12:55:26,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:55:26,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686417746] [2020-09-14 12:55:26,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:55:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:55:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:55:26,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686417746] [2020-09-14 12:55:26,867 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548092413] [2020-09-14 12:55:26,867 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:55:27,037 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-14 12:55:27,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:55:27,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 30 conjunts are in the unsatisfiable core [2020-09-14 12:55:27,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:55:27,103 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:55:27,104 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 [2020-09-14 12:55:27,105 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,154 INFO L625 ElimStorePlain]: treesize reduction 23, result has 61.7 percent of original size [2020-09-14 12:55:27,154 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,155 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:55:27,206 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 [2020-09-14 12:55:27,206 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,214 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 [2020-09-14 12:55:27,214 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,221 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 [2020-09-14 12:55:27,221 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,289 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:27,290 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:55:27,290 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:55:27,388 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:55:27,412 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:27,412 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 [2020-09-14 12:55:27,413 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:27,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:27,415 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,468 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:27,469 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 [2020-09-14 12:55:27,469 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:55:27,470 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:27,470 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:27,479 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,503 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:27,503 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 [2020-09-14 12:55:27,504 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:27,505 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:27,506 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,559 INFO L625 ElimStorePlain]: treesize reduction 90, result has 25.0 percent of original size [2020-09-14 12:55:27,559 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,560 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:123, output treesize:30 [2020-09-14 12:55:27,606 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 26 treesize of output 21 [2020-09-14 12:55:27,607 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:27,621 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:27,622 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. [2020-09-14 12:55:27,622 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:27 [2020-09-14 12:55:27,879 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:55:27,966 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:27,967 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 82 [2020-09-14 12:55:27,968 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:28,043 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:28,044 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 83 [2020-09-14 12:55:28,045 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:28,183 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 33 [2020-09-14 12:55:28,184 INFO L625 ElimStorePlain]: treesize reduction 147, result has 25.0 percent of original size [2020-09-14 12:55:28,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,185 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. [2020-09-14 12:55:28,186 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:166, output treesize:49 [2020-09-14 12:55:28,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,282 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,284 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,285 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,286 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,288 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,290 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:55:28,407 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:28,408 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 90 [2020-09-14 12:55:28,409 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:28,445 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 [2020-09-14 12:55:28,446 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:28,472 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 [2020-09-14 12:55:28,473 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:28,658 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-09-14 12:55:28,659 INFO L350 Elim1Store]: treesize reduction 7, result has 91.5 percent of original size [2020-09-14 12:55:28,659 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 112 [2020-09-14 12:55:28,661 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:28,898 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 42 [2020-09-14 12:55:28,899 INFO L625 ElimStorePlain]: treesize reduction 238, result has 29.6 percent of original size [2020-09-14 12:55:28,901 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:28,901 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2020-09-14 12:55:28,902 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:269, output treesize:100 [2020-09-14 12:55:28,902 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:29,038 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2020-09-14 12:55:29,038 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:29,041 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:29,041 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:29,042 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:30,648 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2020-09-14 12:55:30,651 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:55:30,670 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 [2020-09-14 12:55:30,671 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:30,700 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:55:30,700 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 48 treesize of output 56 [2020-09-14 12:55:30,701 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:55:30,787 INFO L625 ElimStorePlain]: treesize reduction 14, result has 80.0 percent of original size [2020-09-14 12:55:30,790 INFO L545 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:55:30,790 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:120, output treesize:9 [2020-09-14 12:55:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:55:30,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:55:30,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2020-09-14 12:55:30,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086623628] [2020-09-14 12:55:30,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-14 12:55:30,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:55:30,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-14 12:55:30,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2020-09-14 12:55:30,839 INFO L87 Difference]: Start difference. First operand 76472 states and 395481 transitions. Second operand 23 states. [2020-09-14 12:55:31,159 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2020-09-14 12:55:31,708 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2020-09-14 12:55:31,952 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2020-09-14 12:55:32,393 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2020-09-14 12:55:38,919 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2020-09-14 12:55:41,869 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2020-09-14 12:55:42,936 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 68 [2020-09-14 12:55:43,142 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2020-09-14 12:55:50,528 WARN L193 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 83 DAG size of output: 64 [2020-09-14 12:55:52,335 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 64 [2020-09-14 12:55:54,839 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 66 [2020-09-14 12:55:55,072 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2020-09-14 12:56:09,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:56:09,889 INFO L93 Difference]: Finished difference Result 95388 states and 485034 transitions. [2020-09-14 12:56:09,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-09-14 12:56:09,890 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-09-14 12:56:09,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:56:10,215 INFO L225 Difference]: With dead ends: 95388 [2020-09-14 12:56:10,215 INFO L226 Difference]: Without dead ends: 95388 [2020-09-14 12:56:10,216 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 509 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=289, Invalid=1603, Unknown=0, NotChecked=0, Total=1892 [2020-09-14 12:56:11,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95388 states. [2020-09-14 12:56:13,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95388 to 77654. [2020-09-14 12:56:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77654 states. [2020-09-14 12:56:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77654 states to 77654 states and 401363 transitions. [2020-09-14 12:56:13,504 INFO L78 Accepts]: Start accepts. Automaton has 77654 states and 401363 transitions. Word has length 15 [2020-09-14 12:56:13,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:56:13,504 INFO L479 AbstractCegarLoop]: Abstraction has 77654 states and 401363 transitions. [2020-09-14 12:56:13,504 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-14 12:56:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 77654 states and 401363 transitions. [2020-09-14 12:56:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:56:13,508 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:56:13,508 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:56:13,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:56:13,711 INFO L427 AbstractCegarLoop]: === Iteration 12 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:56:13,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:56:13,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1909477925, now seen corresponding path program 5 times [2020-09-14 12:56:13,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:56:13,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899954711] [2020-09-14 12:56:13,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:56:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:56:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:56:14,251 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899954711] [2020-09-14 12:56:14,252 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252724756] [2020-09-14 12:56:14,252 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:56:14,362 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-14 12:56:14,363 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:56:14,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 34 conjunts are in the unsatisfiable core [2020-09-14 12:56:14,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:56:14,431 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:56:14,432 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 [2020-09-14 12:56:14,433 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:14,485 INFO L625 ElimStorePlain]: treesize reduction 23, result has 61.7 percent of original size [2020-09-14 12:56:14,486 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:14,486 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-14 12:56:14,544 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 [2020-09-14 12:56:14,544 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:14,553 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 [2020-09-14 12:56:14,553 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:14,561 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 [2020-09-14 12:56:14,562 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:14,635 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:14,635 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:56:14,635 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-14 12:56:14,733 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:56:14,902 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:56:14,903 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:56:14,903 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 [2020-09-14 12:56:14,904 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:14,975 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:14,975 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 [2020-09-14 12:56:14,976 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:15,036 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:15,036 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 [2020-09-14 12:56:15,037 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:15,320 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-09-14 12:56:15,321 INFO L625 ElimStorePlain]: treesize reduction 82, result has 67.7 percent of original size [2020-09-14 12:56:15,322 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:56:15,322 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:150, output treesize:172 [2020-09-14 12:56:15,481 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-09-14 12:56:15,483 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:56:15,485 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:15,513 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 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 [2020-09-14 12:56:15,514 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:15,528 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 26 treesize of output 21 [2020-09-14 12:56:15,529 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:15,542 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 26 treesize of output 21 [2020-09-14 12:56:15,543 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:15,552 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 26 treesize of output 21 [2020-09-14 12:56:15,553 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:15,707 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-09-14 12:56:15,708 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:15,709 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. [2020-09-14 12:56:15,709 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:248, output treesize:204 [2020-09-14 12:56:15,896 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-09-14 12:56:15,904 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:56:15,954 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:15,955 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 [2020-09-14 12:56:15,955 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,036 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:16,037 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 [2020-09-14 12:56:16,037 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,080 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:16,081 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 [2020-09-14 12:56:16,081 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,111 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:16,112 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 [2020-09-14 12:56:16,112 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,281 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-09-14 12:56:16,282 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:16,284 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. [2020-09-14 12:56:16,285 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:236, output treesize:211 [2020-09-14 12:56:16,565 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:16,597 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 43 [2020-09-14 12:56:16,598 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,609 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2020-09-14 12:56:16,610 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,688 INFO L625 ElimStorePlain]: treesize reduction 7, result has 89.6 percent of original size [2020-09-14 12:56:16,690 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. [2020-09-14 12:56:16,690 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:184, output treesize:60 [2020-09-14 12:56:16,763 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:16,809 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-14 12:56:16,816 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 66 treesize of output 49 [2020-09-14 12:56:16,818 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,829 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 [2020-09-14 12:56:16,830 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:16,934 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2020-09-14 12:56:16,935 INFO L625 ElimStorePlain]: treesize reduction 89, result has 37.3 percent of original size [2020-09-14 12:56:16,936 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. [2020-09-14 12:56:16,936 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:174, output treesize:53 [2020-09-14 12:56:17,025 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:17,026 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 34 [2020-09-14 12:56:17,027 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:17,071 INFO L625 ElimStorePlain]: treesize reduction 4, result has 89.2 percent of original size [2020-09-14 12:56:17,073 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:17,073 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:57, output treesize:9 [2020-09-14 12:56:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:56:17,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:56:17,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2020-09-14 12:56:17,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905039093] [2020-09-14 12:56:17,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-09-14 12:56:17,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:56:17,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-09-14 12:56:17,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2020-09-14 12:56:17,095 INFO L87 Difference]: Start difference. First operand 77654 states and 401363 transitions. Second operand 21 states. [2020-09-14 12:56:17,391 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-09-14 12:56:17,846 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2020-09-14 12:56:18,180 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2020-09-14 12:56:18,690 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2020-09-14 12:56:27,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:56:27,132 INFO L93 Difference]: Finished difference Result 105670 states and 540890 transitions. [2020-09-14 12:56:27,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-14 12:56:27,133 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 15 [2020-09-14 12:56:27,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:56:27,508 INFO L225 Difference]: With dead ends: 105670 [2020-09-14 12:56:27,508 INFO L226 Difference]: Without dead ends: 105670 [2020-09-14 12:56:27,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=195, Invalid=995, Unknown=0, NotChecked=0, Total=1190 [2020-09-14 12:56:28,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105670 states. [2020-09-14 12:56:29,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105670 to 79773. [2020-09-14 12:56:29,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79773 states. [2020-09-14 12:56:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79773 states to 79773 states and 413539 transitions. [2020-09-14 12:56:31,085 INFO L78 Accepts]: Start accepts. Automaton has 79773 states and 413539 transitions. Word has length 15 [2020-09-14 12:56:31,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:56:31,086 INFO L479 AbstractCegarLoop]: Abstraction has 79773 states and 413539 transitions. [2020-09-14 12:56:31,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-09-14 12:56:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 79773 states and 413539 transitions. [2020-09-14 12:56:31,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:56:31,089 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:56:31,089 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:56:31,289 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:56:31,290 INFO L427 AbstractCegarLoop]: === Iteration 13 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:56:31,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:56:31,291 INFO L82 PathProgramCache]: Analyzing trace with hash 105019446, now seen corresponding path program 3 times [2020-09-14 12:56:31,291 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:56:31,291 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736237268] [2020-09-14 12:56:31,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:56:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:56:31,872 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 30 [2020-09-14 12:56:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:56:32,107 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736237268] [2020-09-14 12:56:32,107 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542836363] [2020-09-14 12:56:32,107 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:56:32,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-09-14 12:56:32,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:56:32,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 33 conjunts are in the unsatisfiable core [2020-09-14 12:56:32,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:56:32,346 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:56:32,346 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 [2020-09-14 12:56:32,347 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,409 INFO L625 ElimStorePlain]: treesize reduction 24, result has 62.5 percent of original size [2020-09-14 12:56:32,409 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,410 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:40 [2020-09-14 12:56:32,465 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 [2020-09-14 12:56:32,466 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,475 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 [2020-09-14 12:56:32,476 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,483 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 [2020-09-14 12:56:32,483 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,566 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:32,566 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:56:32,566 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:129, output treesize:117 [2020-09-14 12:56:32,677 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:56:32,733 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:32,733 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 [2020-09-14 12:56:32,734 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:32,735 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:32,735 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:32,737 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,763 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:32,763 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 [2020-09-14 12:56:32,764 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:32,764 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:32,766 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,788 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:32,788 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 [2020-09-14 12:56:32,789 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:32,790 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:32,792 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,856 INFO L625 ElimStorePlain]: treesize reduction 81, result has 28.9 percent of original size [2020-09-14 12:56:32,856 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,857 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:33 [2020-09-14 12:56:32,904 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 26 treesize of output 21 [2020-09-14 12:56:32,908 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:32,923 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:32,924 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. [2020-09-14 12:56:32,924 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:30 [2020-09-14 12:56:33,075 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:33,148 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:33,148 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 64 treesize of output 72 [2020-09-14 12:56:33,149 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:33,198 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:33,198 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 45 treesize of output 71 [2020-09-14 12:56:33,200 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:33,276 INFO L625 ElimStorePlain]: treesize reduction 39, result has 55.7 percent of original size [2020-09-14 12:56:33,277 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:33,278 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. [2020-09-14 12:56:33,278 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:158, output treesize:49 [2020-09-14 12:56:33,279 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:33,341 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:33,557 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-09-14 12:56:33,565 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 14, 1] term [2020-09-14 12:56:33,565 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:33,570 INFO L441 ElimStorePlain]: Different costs {10=[v_prenex_53], 18=[|v_#memory_int_863|]} [2020-09-14 12:56:33,582 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 56 treesize of output 32 [2020-09-14 12:56:33,583 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:33,725 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-09-14 12:56:33,726 INFO L625 ElimStorePlain]: treesize reduction 8, result has 93.8 percent of original size [2020-09-14 12:56:33,821 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:33,822 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 132 [2020-09-14 12:56:33,823 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:34,000 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 46 [2020-09-14 12:56:34,001 INFO L625 ElimStorePlain]: treesize reduction 86, result has 52.2 percent of original size [2020-09-14 12:56:34,003 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2020-09-14 12:56:34,003 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:162, output treesize:94 [2020-09-14 12:56:34,130 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 2, 1] term [2020-09-14 12:56:34,130 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:34,133 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:34,342 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 50 [2020-09-14 12:56:34,345 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-09-14 12:56:34,345 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:34,364 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:34,364 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 23 [2020-09-14 12:56:34,365 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:34,455 INFO L625 ElimStorePlain]: treesize reduction 16, result has 80.0 percent of original size [2020-09-14 12:56:34,469 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:34,469 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 23 [2020-09-14 12:56:34,471 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:34,547 INFO L625 ElimStorePlain]: treesize reduction 4, result has 91.5 percent of original size [2020-09-14 12:56:34,549 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:34,550 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:95, output treesize:9 [2020-09-14 12:56:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:56:34,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:56:34,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2020-09-14 12:56:34,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657993570] [2020-09-14 12:56:34,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-14 12:56:34,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:56:34,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-14 12:56:34,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2020-09-14 12:56:34,591 INFO L87 Difference]: Start difference. First operand 79773 states and 413539 transitions. Second operand 23 states. [2020-09-14 12:56:34,879 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2020-09-14 12:56:35,297 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-09-14 12:56:35,603 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2020-09-14 12:56:36,652 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2020-09-14 12:56:37,361 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2020-09-14 12:56:37,603 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2020-09-14 12:56:43,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:56:43,748 INFO L93 Difference]: Finished difference Result 90592 states and 464689 transitions. [2020-09-14 12:56:43,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-14 12:56:43,750 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-09-14 12:56:43,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:56:44,124 INFO L225 Difference]: With dead ends: 90592 [2020-09-14 12:56:44,124 INFO L226 Difference]: Without dead ends: 90592 [2020-09-14 12:56:44,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=194, Invalid=1066, Unknown=0, NotChecked=0, Total=1260 [2020-09-14 12:56:44,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90592 states. [2020-09-14 12:56:46,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90592 to 80826. [2020-09-14 12:56:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80826 states. [2020-09-14 12:56:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80826 states to 80826 states and 418098 transitions. [2020-09-14 12:56:46,895 INFO L78 Accepts]: Start accepts. Automaton has 80826 states and 418098 transitions. Word has length 15 [2020-09-14 12:56:46,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:56:46,895 INFO L479 AbstractCegarLoop]: Abstraction has 80826 states and 418098 transitions. [2020-09-14 12:56:46,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-14 12:56:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 80826 states and 418098 transitions. [2020-09-14 12:56:46,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:56:46,898 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:56:46,899 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:56:47,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-09-14 12:56:47,103 INFO L427 AbstractCegarLoop]: === Iteration 14 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:56:47,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:56:47,104 INFO L82 PathProgramCache]: Analyzing trace with hash -615326934, now seen corresponding path program 4 times [2020-09-14 12:56:47,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:56:47,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771248591] [2020-09-14 12:56:47,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:56:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:56:47,678 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 37 [2020-09-14 12:56:47,843 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2020-09-14 12:56:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:56:47,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771248591] [2020-09-14 12:56:47,959 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889934950] [2020-09-14 12:56:47,959 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:56:48,062 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-09-14 12:56:48,062 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:56:48,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 27 conjunts are in the unsatisfiable core [2020-09-14 12:56:48,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:56:48,129 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:56:48,129 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 [2020-09-14 12:56:48,131 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,182 INFO L625 ElimStorePlain]: treesize reduction 24, result has 58.6 percent of original size [2020-09-14 12:56:48,182 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,182 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 12:56:48,240 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 [2020-09-14 12:56:48,241 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,249 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 [2020-09-14 12:56:48,250 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,258 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 [2020-09-14 12:56:48,258 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,320 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:48,320 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:56:48,321 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-14 12:56:48,412 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:56:48,483 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:48,483 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 [2020-09-14 12:56:48,484 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:48,485 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:48,487 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,553 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:48,554 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 [2020-09-14 12:56:48,555 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:48,555 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:48,557 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,726 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:56:48,727 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:56:48,727 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 [2020-09-14 12:56:48,728 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:48,729 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:48,729 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:48,732 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:48,973 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-14 12:56:48,974 INFO L625 ElimStorePlain]: treesize reduction 82, result has 65.3 percent of original size [2020-09-14 12:56:48,974 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:56:48,974 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:154 [2020-09-14 12:56:49,111 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-09-14 12:56:49,113 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:56:49,115 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:49,131 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 26 treesize of output 21 [2020-09-14 12:56:49,139 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,153 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 26 treesize of output 21 [2020-09-14 12:56:49,154 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,169 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 26 treesize of output 21 [2020-09-14 12:56:49,170 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,178 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 26 treesize of output 21 [2020-09-14 12:56:49,179 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,303 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-09-14 12:56:49,304 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:49,306 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. [2020-09-14 12:56:49,306 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:224, output treesize:180 [2020-09-14 12:56:49,472 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-09-14 12:56:49,479 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:56:49,536 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:49,537 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 [2020-09-14 12:56:49,538 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:49,538 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:49,539 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:49,541 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,583 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:49,584 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 [2020-09-14 12:56:49,585 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:49,585 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:49,585 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:49,591 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,637 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:49,637 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 [2020-09-14 12:56:49,638 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:49,639 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:49,639 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:49,641 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,707 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:49,708 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 [2020-09-14 12:56:49,709 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:56:49,710 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:49,710 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:56:49,711 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:56:49,713 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:49,835 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-09-14 12:56:49,835 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:49,838 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. [2020-09-14 12:56:49,838 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:200, output treesize:175 [2020-09-14 12:56:50,094 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:56:50,129 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 43 [2020-09-14 12:56:50,130 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:50,145 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2020-09-14 12:56:50,146 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:50,224 INFO L625 ElimStorePlain]: treesize reduction 73, result has 42.5 percent of original size [2020-09-14 12:56:50,225 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. [2020-09-14 12:56:50,225 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:172, output treesize:54 [2020-09-14 12:56:50,306 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:56:50,340 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-14 12:56:50,348 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 66 treesize of output 49 [2020-09-14 12:56:50,348 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:50,360 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 [2020-09-14 12:56:50,361 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:50,458 INFO L625 ElimStorePlain]: treesize reduction 80, result has 42.0 percent of original size [2020-09-14 12:56:50,460 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. [2020-09-14 12:56:50,460 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:168, output treesize:58 [2020-09-14 12:56:50,675 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 48 treesize of output 24 [2020-09-14 12:56:50,677 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:56:50,698 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:56:50,699 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:56:50,699 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:75, output treesize:9 [2020-09-14 12:56:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:56:50,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:56:50,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2020-09-14 12:56:50,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646119939] [2020-09-14 12:56:50,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-14 12:56:50,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:56:50,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-14 12:56:50,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2020-09-14 12:56:50,751 INFO L87 Difference]: Start difference. First operand 80826 states and 418098 transitions. Second operand 23 states. [2020-09-14 12:56:51,028 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2020-09-14 12:56:51,292 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2020-09-14 12:56:51,675 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2020-09-14 12:56:51,952 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 59 [2020-09-14 12:56:57,443 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2020-09-14 12:57:02,586 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-09-14 12:57:02,790 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-09-14 12:57:03,778 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2020-09-14 12:57:06,087 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-09-14 12:57:19,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:57:19,107 INFO L93 Difference]: Finished difference Result 138557 states and 712698 transitions. [2020-09-14 12:57:19,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-09-14 12:57:19,108 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-09-14 12:57:19,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:57:19,624 INFO L225 Difference]: With dead ends: 138557 [2020-09-14 12:57:19,624 INFO L226 Difference]: Without dead ends: 138557 [2020-09-14 12:57:19,625 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=271, Invalid=1621, Unknown=0, NotChecked=0, Total=1892 [2020-09-14 12:57:24,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138557 states. [2020-09-14 12:57:27,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138557 to 82812. [2020-09-14 12:57:27,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82812 states. [2020-09-14 12:57:27,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82812 states to 82812 states and 429743 transitions. [2020-09-14 12:57:27,689 INFO L78 Accepts]: Start accepts. Automaton has 82812 states and 429743 transitions. Word has length 15 [2020-09-14 12:57:27,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:57:27,689 INFO L479 AbstractCegarLoop]: Abstraction has 82812 states and 429743 transitions. [2020-09-14 12:57:27,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-14 12:57:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 82812 states and 429743 transitions. [2020-09-14 12:57:27,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:57:27,691 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:57:27,692 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 12:57:27,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:57:27,893 INFO L427 AbstractCegarLoop]: === Iteration 15 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:57:27,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:57:27,894 INFO L82 PathProgramCache]: Analyzing trace with hash -654658099, now seen corresponding path program 6 times [2020-09-14 12:57:27,894 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:57:27,894 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431465188] [2020-09-14 12:57:27,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:57:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 12:57:28,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:57:28,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431465188] [2020-09-14 12:57:28,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522416225] [2020-09-14 12:57:28,456 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 12:57:28,565 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2020-09-14 12:57:28,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-14 12:57:28,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 26 conjunts are in the unsatisfiable core [2020-09-14 12:57:28,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 12:57:28,633 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 12:57:28,634 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 [2020-09-14 12:57:28,635 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:28,684 INFO L625 ElimStorePlain]: treesize reduction 23, result has 59.6 percent of original size [2020-09-14 12:57:28,684 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:57:28,684 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 12:57:28,736 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 [2020-09-14 12:57:28,737 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:28,752 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 [2020-09-14 12:57:28,753 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:28,762 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 [2020-09-14 12:57:28,762 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:28,823 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:28,823 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:57:28,824 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-14 12:57:28,912 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-14 12:57:29,095 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-14 12:57:29,096 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-14 12:57:29,098 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 [2020-09-14 12:57:29,099 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:29,099 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:29,099 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:29,102 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,168 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:29,169 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 [2020-09-14 12:57:29,170 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:29,170 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:29,172 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,231 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:29,232 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 [2020-09-14 12:57:29,233 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:29,233 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:29,235 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,479 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-14 12:57:29,480 INFO L625 ElimStorePlain]: treesize reduction 82, result has 65.3 percent of original size [2020-09-14 12:57:29,480 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-14 12:57:29,480 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:154 [2020-09-14 12:57:29,617 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-09-14 12:57:29,620 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 12:57:29,621 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:29,636 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 26 treesize of output 21 [2020-09-14 12:57:29,640 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,655 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 26 treesize of output 21 [2020-09-14 12:57:29,656 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,669 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 26 treesize of output 21 [2020-09-14 12:57:29,671 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,679 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 26 treesize of output 21 [2020-09-14 12:57:29,680 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:29,805 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-09-14 12:57:29,805 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:29,807 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. [2020-09-14 12:57:29,807 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:224, output treesize:180 [2020-09-14 12:57:29,962 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-09-14 12:57:29,971 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-14 12:57:30,016 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:30,016 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 [2020-09-14 12:57:30,017 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:30,018 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:30,018 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:30,020 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,062 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:30,063 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 [2020-09-14 12:57:30,064 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:30,064 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:30,065 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:30,067 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,148 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:30,149 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 [2020-09-14 12:57:30,150 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:57:30,150 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:30,150 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:30,151 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:30,154 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,187 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:30,188 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 [2020-09-14 12:57:30,189 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:30,190 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 12:57:30,190 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 12:57:30,192 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,442 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-09-14 12:57:30,443 INFO L625 ElimStorePlain]: treesize reduction 10, result has 94.6 percent of original size [2020-09-14 12:57:30,445 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. [2020-09-14 12:57:30,445 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:200, output treesize:175 [2020-09-14 12:57:30,699 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-14 12:57:30,722 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2020-09-14 12:57:30,723 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,740 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 43 [2020-09-14 12:57:30,740 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,829 INFO L625 ElimStorePlain]: treesize reduction 59, result has 47.8 percent of original size [2020-09-14 12:57:30,831 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. [2020-09-14 12:57:30,831 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:172, output treesize:54 [2020-09-14 12:57:30,904 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 12:57:30,936 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 [2020-09-14 12:57:30,937 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:30,949 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 [2020-09-14 12:57:30,950 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:31,049 INFO L625 ElimStorePlain]: treesize reduction 78, result has 42.6 percent of original size [2020-09-14 12:57:31,051 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-09-14 12:57:31,052 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:164, output treesize:58 [2020-09-14 12:57:31,212 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 48 treesize of output 24 [2020-09-14 12:57:31,214 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 12:57:31,233 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 12:57:31,235 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 12:57:31,235 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:75, output treesize:9 [2020-09-14 12:57:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 12:57:31,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 12:57:31,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2020-09-14 12:57:31,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834633965] [2020-09-14 12:57:31,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-14 12:57:31,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 12:57:31,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-14 12:57:31,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=391, Unknown=0, NotChecked=0, Total=462 [2020-09-14 12:57:31,259 INFO L87 Difference]: Start difference. First operand 82812 states and 429743 transitions. Second operand 22 states. [2020-09-14 12:57:31,531 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2020-09-14 12:57:31,917 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-09-14 12:57:32,217 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2020-09-14 12:57:32,626 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 50 [2020-09-14 12:57:57,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 12:57:57,193 INFO L93 Difference]: Finished difference Result 108270 states and 557162 transitions. [2020-09-14 12:57:57,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-14 12:57:57,194 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 15 [2020-09-14 12:57:57,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 12:57:57,673 INFO L225 Difference]: With dead ends: 108270 [2020-09-14 12:57:57,673 INFO L226 Difference]: Without dead ends: 108270 [2020-09-14 12:57:57,674 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=180, Invalid=876, Unknown=0, NotChecked=0, Total=1056 [2020-09-14 12:57:58,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108270 states. [2020-09-14 12:58:00,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108270 to 83321. [2020-09-14 12:58:00,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83321 states. [2020-09-14 12:58:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83321 states to 83321 states and 432062 transitions. [2020-09-14 12:58:01,166 INFO L78 Accepts]: Start accepts. Automaton has 83321 states and 432062 transitions. Word has length 15 [2020-09-14 12:58:01,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 12:58:01,167 INFO L479 AbstractCegarLoop]: Abstraction has 83321 states and 432062 transitions. [2020-09-14 12:58:01,167 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-14 12:58:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 83321 states and 432062 transitions. [2020-09-14 12:58:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-14 12:58:01,170 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 12:58:01,170 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-09-14 12:58:01,375 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-09-14 12:58:01,376 INFO L427 AbstractCegarLoop]: === Iteration 16 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-14 12:58:01,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 12:58:01,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1951348114, now seen corresponding path program 1 times [2020-09-14 12:58:01,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 12:58:01,377 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352067877] [2020-09-14 12:58:01,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 12:58:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:58:01,387 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:58:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-14 12:58:01,400 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-14 12:58:01,420 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-14 12:58:01,421 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-14 12:58:01,421 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-09-14 12:58:01,421 WARN L363 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-14 12:58:01,422 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2020-09-14 12:58:01,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,441 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,443 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,444 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,446 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,447 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,448 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,448 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,448 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,448 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,448 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,448 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,449 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,450 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,451 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,452 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,453 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,454 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,455 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,456 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,457 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,458 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,459 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,460 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,461 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,462 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,463 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,464 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,464 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,464 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,464 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,464 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,465 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,466 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,467 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,468 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,469 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,470 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,471 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,472 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,473 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,474 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,475 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,476 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,477 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,478 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,478 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,478 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,478 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,478 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,478 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,479 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,479 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,479 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,479 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,479 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,479 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,480 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,481 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,481 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,482 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,485 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,486 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,487 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,488 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,489 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,492 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,496 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-14 12:58:01,508 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-14 12:58:01,509 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-14 12:58:01,509 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-14 12:58:01,509 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-14 12:58:01,509 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-14 12:58:01,509 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-14 12:58:01,509 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-14 12:58:01,509 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-14 12:58:01,510 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-14 12:58:01,511 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 168 places, 178 transitions, 401 flow [2020-09-14 12:58:01,511 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 168 places, 178 transitions, 401 flow [2020-09-14 12:58:01,541 INFO L129 PetriNetUnfolder]: 26/222 cut-off events. [2020-09-14 12:58:01,541 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-09-14 12:58:01,545 INFO L80 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 222 events. 26/222 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 870 event pairs, 0 based on Foata normal form. 0/185 useless extension candidates. Maximal degree in co-relation 197. Up to 12 conditions per place. [2020-09-14 12:58:01,555 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 168 places, 178 transitions, 401 flow [2020-09-14 12:58:01,582 INFO L129 PetriNetUnfolder]: 26/222 cut-off events. [2020-09-14 12:58:01,582 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2020-09-14 12:58:01,586 INFO L80 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 222 events. 26/222 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 870 event pairs, 0 based on Foata normal form. 0/185 useless extension candidates. Maximal degree in co-relation 197. Up to 12 conditions per place. [2020-09-14 12:58:01,596 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 22940 [2020-09-14 12:58:01,596 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-14 12:58:02,027 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:58:02,214 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:58:02,552 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:58:02,749 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-14 12:58:03,753 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:58:03,953 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:58:04,535 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:58:04,723 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:58:05,292 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:58:05,483 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-14 12:58:07,922 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-09-14 12:58:08,176 INFO L206 etLargeBlockEncoding]: Checked pairs total: 32209 [2020-09-14 12:58:08,176 INFO L214 etLargeBlockEncoding]: Total number of compositions: 152 [2020-09-14 12:58:08,179 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 62 transitions, 169 flow [2020-09-14 13:00:17,213 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 228388 states. [2020-09-14 13:00:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 228388 states. [2020-09-14 13:00:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-14 13:00:17,214 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 13:00:17,214 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-14 13:00:17,214 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 13:00:17,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 13:00:17,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1570716079, now seen corresponding path program 1 times [2020-09-14 13:00:17,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 13:00:17,215 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838150166] [2020-09-14 13:00:17,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 13:00:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 13:00:17,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 13:00:17,227 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838150166] [2020-09-14 13:00:17,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 13:00:17,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-14 13:00:17,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956174236] [2020-09-14 13:00:17,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-14 13:00:17,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 13:00:17,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-14 13:00:17,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-14 13:00:17,229 INFO L87 Difference]: Start difference. First operand 228388 states. Second operand 2 states. [2020-09-14 13:00:20,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 13:00:20,329 INFO L93 Difference]: Finished difference Result 181659 states and 1136982 transitions. [2020-09-14 13:00:20,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-14 13:00:20,329 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-14 13:00:20,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 13:00:21,404 INFO L225 Difference]: With dead ends: 181659 [2020-09-14 13:00:21,404 INFO L226 Difference]: Without dead ends: 181659 [2020-09-14 13:00:21,404 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 [2020-09-14 13:00:31,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181659 states. [2020-09-14 13:00:45,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181659 to 181659. [2020-09-14 13:00:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181659 states. [2020-09-14 13:00:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181659 states to 181659 states and 1136982 transitions. [2020-09-14 13:00:46,509 INFO L78 Accepts]: Start accepts. Automaton has 181659 states and 1136982 transitions. Word has length 6 [2020-09-14 13:00:46,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 13:00:46,509 INFO L479 AbstractCegarLoop]: Abstraction has 181659 states and 1136982 transitions. [2020-09-14 13:00:46,509 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-14 13:00:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 181659 states and 1136982 transitions. [2020-09-14 13:00:46,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-14 13:00:46,509 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 13:00:46,510 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 13:00:46,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-09-14 13:00:46,510 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 13:00:46,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 13:00:46,510 INFO L82 PathProgramCache]: Analyzing trace with hash -396058078, now seen corresponding path program 1 times [2020-09-14 13:00:46,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 13:00:46,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115447728] [2020-09-14 13:00:46,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 13:00:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 13:00:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 13:00:55,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115447728] [2020-09-14 13:00:55,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-14 13:00:55,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-14 13:00:55,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759243810] [2020-09-14 13:00:55,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-14 13:00:55,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 13:00:55,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-14 13:00:55,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-14 13:00:55,504 INFO L87 Difference]: Start difference. First operand 181659 states and 1136982 transitions. Second operand 9 states. [2020-09-14 13:01:02,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-14 13:01:02,793 INFO L93 Difference]: Finished difference Result 459842 states and 2856520 transitions. [2020-09-14 13:01:02,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-14 13:01:02,794 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 9 [2020-09-14 13:01:02,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-14 13:01:18,848 INFO L225 Difference]: With dead ends: 459842 [2020-09-14 13:01:18,848 INFO L226 Difference]: Without dead ends: 459842 [2020-09-14 13:01:18,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2020-09-14 13:01:37,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459842 states. [2020-09-14 13:01:48,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459842 to 292193. [2020-09-14 13:01:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292193 states. [2020-09-14 13:02:05,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292193 states to 292193 states and 1829205 transitions. [2020-09-14 13:02:05,403 INFO L78 Accepts]: Start accepts. Automaton has 292193 states and 1829205 transitions. Word has length 9 [2020-09-14 13:02:05,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-14 13:02:05,403 INFO L479 AbstractCegarLoop]: Abstraction has 292193 states and 1829205 transitions. [2020-09-14 13:02:05,403 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-14 13:02:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 292193 states and 1829205 transitions. [2020-09-14 13:02:05,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-14 13:02:05,404 INFO L414 BasicCegarLoop]: Found error trace [2020-09-14 13:02:05,404 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-14 13:02:05,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-09-14 13:02:05,405 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-14 13:02:05,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-14 13:02:05,405 INFO L82 PathProgramCache]: Analyzing trace with hash -575161201, now seen corresponding path program 1 times [2020-09-14 13:02:05,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-14 13:02:05,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676632594] [2020-09-14 13:02:05,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-14 13:02:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 13:02:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 13:02:05,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676632594] [2020-09-14 13:02:05,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603241062] [2020-09-14 13:02:05,650 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-14 13:02:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-14 13:02:05,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core [2020-09-14 13:02:05,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-14 13:02:05,804 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-14 13:02:05,804 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 [2020-09-14 13:02:05,806 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:05,856 INFO L625 ElimStorePlain]: treesize reduction 23, result has 59.6 percent of original size [2020-09-14 13:02:05,856 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 13:02:05,857 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-14 13:02:05,908 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 [2020-09-14 13:02:05,908 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:05,919 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 [2020-09-14 13:02:05,920 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:05,927 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 [2020-09-14 13:02:05,928 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:05,993 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 13:02:05,994 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-14 13:02:05,994 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-14 13:02:06,082 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-14 13:02:06,113 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 13:02:06,114 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 [2020-09-14 13:02:06,114 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 13:02:06,115 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 13:02:06,117 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,176 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 13:02:06,176 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 [2020-09-14 13:02:06,177 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 13:02:06,178 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 13:02:06,179 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 13:02:06,181 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,202 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 13:02:06,203 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 [2020-09-14 13:02:06,203 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-14 13:02:06,204 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-14 13:02:06,206 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,261 INFO L625 ElimStorePlain]: treesize reduction 69, result has 28.1 percent of original size [2020-09-14 13:02:06,261 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,261 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:114, output treesize:27 [2020-09-14 13:02:06,336 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-14 13:02:06,364 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 [2020-09-14 13:02:06,365 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,378 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 [2020-09-14 13:02:06,379 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,435 INFO L625 ElimStorePlain]: treesize reduction 49, result has 44.3 percent of original size [2020-09-14 13:02:06,435 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,436 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:134, output treesize:39 [2020-09-14 13:02:06,539 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 [2020-09-14 13:02:06,541 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,561 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 13:02:06,563 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. [2020-09-14 13:02:06,563 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:60, output treesize:39 [2020-09-14 13:02:06,614 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 [2020-09-14 13:02:06,615 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,630 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-14 13:02:06,631 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-14 13:02:06,632 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:46, output treesize:9 [2020-09-14 13:02:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-14 13:02:06,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-14 13:02:06,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 14 [2020-09-14 13:02:06,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604893188] [2020-09-14 13:02:06,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-14 13:02:06,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-14 13:02:06,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-14 13:02:06,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2020-09-14 13:02:06,662 INFO L87 Difference]: Start difference. First operand 292193 states and 1829205 transitions. Second operand 16 states. [2020-09-14 13:02:06,872 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-09-14 13:02:07,046 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36