/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 21:11:59,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 21:11:59,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 21:11:59,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 21:11:59,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 21:11:59,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 21:11:59,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 21:11:59,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 21:11:59,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 21:11:59,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 21:11:59,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 21:11:59,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 21:11:59,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 21:11:59,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 21:11:59,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 21:11:59,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 21:11:59,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 21:11:59,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 21:11:59,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 21:11:59,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 21:11:59,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 21:11:59,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 21:11:59,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 21:11:59,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 21:11:59,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 21:11:59,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 21:11:59,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 21:11:59,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 21:11:59,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 21:11:59,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 21:11:59,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 21:11:59,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 21:11:59,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 21:11:59,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 21:11:59,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 21:11:59,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 21:11:59,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2020-10-15 21:11:59,812 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 21:11:59,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 21:11:59,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 21:11:59,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 21:11:59,814 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 21:11:59,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 21:11:59,815 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 21:11:59,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 21:11:59,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 21:11:59,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 21:11:59,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 21:11:59,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 21:11:59,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 21:11:59,819 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 21:11:59,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 21:11:59,819 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 21:11:59,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 21:11:59,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 21:11:59,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 21:11:59,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 21:11:59,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 21:11:59,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 21:11:59,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 21:11:59,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 21:11:59,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 21:11:59,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 21:11:59,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 21:11:59,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 21:11:59,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 21:12:00,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 21:12:00,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 21:12:00,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 21:12:00,107 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 21:12:00,108 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 21:12:00,109 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-10-15 21:12:00,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388f5af30/e3df88185f9040d18224554e88fbc57c/FLAGf2a6ba474 [2020-10-15 21:12:00,639 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 21:12:00,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2020-10-15 21:12:00,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388f5af30/e3df88185f9040d18224554e88fbc57c/FLAGf2a6ba474 [2020-10-15 21:12:00,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/388f5af30/e3df88185f9040d18224554e88fbc57c [2020-10-15 21:12:00,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 21:12:00,964 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 21:12:00,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 21:12:00,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 21:12:00,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 21:12:00,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:12:00" (1/1) ... [2020-10-15 21:12:00,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d743a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:00, skipping insertion in model container [2020-10-15 21:12:00,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:12:00" (1/1) ... [2020-10-15 21:12:00,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 21:12:01,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 21:12:01,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 21:12:01,467 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 21:12:01,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 21:12:01,635 INFO L208 MainTranslator]: Completed translation [2020-10-15 21:12:01,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01 WrapperNode [2020-10-15 21:12:01,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 21:12:01,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-15 21:12:01,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-15 21:12:01,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-15 21:12:01,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-15 21:12:01,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 21:12:01,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 21:12:01,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 21:12:01,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... [2020-10-15 21:12:01,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 21:12:01,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 21:12:01,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 21:12:01,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 21:12:01,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 21:12:01,789 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-10-15 21:12:01,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-10-15 21:12:01,790 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2020-10-15 21:12:01,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2020-10-15 21:12:01,790 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-10-15 21:12:01,790 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-10-15 21:12:01,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 21:12:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 21:12:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 21:12:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 21:12:01,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 21:12:01,793 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-15 21:12:02,535 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 21:12:02,536 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-15 21:12:02,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:12:02 BoogieIcfgContainer [2020-10-15 21:12:02,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 21:12:02,540 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 21:12:02,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 21:12:02,544 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 21:12:02,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:12:00" (1/3) ... [2020-10-15 21:12:02,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78557809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:12:02, skipping insertion in model container [2020-10-15 21:12:02,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:12:01" (2/3) ... [2020-10-15 21:12:02,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78557809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:12:02, skipping insertion in model container [2020-10-15 21:12:02,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:12:02" (3/3) ... [2020-10-15 21:12:02,548 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2020-10-15 21:12:02,559 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-15 21:12:02,560 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-15 21:12:02,567 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-15 21:12:02,568 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-15 21:12:02,595 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,596 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,596 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,596 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,597 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,597 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,597 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,598 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,598 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,598 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,599 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,599 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,600 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,600 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,600 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,600 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,601 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,601 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,601 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,602 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,602 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,602 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,602 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,603 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,603 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,603 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,604 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,604 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,604 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,605 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,605 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,605 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,606 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,606 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,606 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,606 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,607 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,607 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,610 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,611 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,611 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,611 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,612 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,612 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,612 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,618 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,619 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,619 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,619 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,619 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,620 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:02,633 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-15 21:12:02,652 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 21:12:02,653 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 21:12:02,653 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 21:12:02,653 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 21:12:02,653 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 21:12:02,653 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 21:12:02,653 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 21:12:02,653 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 21:12:02,665 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 21:12:02,668 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 72 transitions, 159 flow [2020-10-15 21:12:02,671 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 72 transitions, 159 flow [2020-10-15 21:12:02,673 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 74 places, 72 transitions, 159 flow [2020-10-15 21:12:02,715 INFO L129 PetriNetUnfolder]: 8/78 cut-off events. [2020-10-15 21:12:02,715 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-15 21:12:02,722 INFO L80 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 78 events. 8/78 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 155 event pairs, 0 based on Foata normal form. 0/66 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2020-10-15 21:12:02,725 INFO L117 LiptonReduction]: Number of co-enabled transitions 2040 [2020-10-15 21:12:04,016 INFO L132 LiptonReduction]: Checked pairs total: 5401 [2020-10-15 21:12:04,017 INFO L134 LiptonReduction]: Total number of compositions: 50 [2020-10-15 21:12:04,024 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 34 transitions, 83 flow [2020-10-15 21:12:04,162 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1958 states. [2020-10-15 21:12:04,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states. [2020-10-15 21:12:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-15 21:12:04,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:04,175 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:04,175 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:04,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:04,181 INFO L82 PathProgramCache]: Analyzing trace with hash 199623798, now seen corresponding path program 1 times [2020-10-15 21:12:04,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:04,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189086255] [2020-10-15 21:12:04,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:12:04,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:12:04,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189086255] [2020-10-15 21:12:04,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:12:04,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-15 21:12:04,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952887333] [2020-10-15 21:12:04,397 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:12:04,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:12:04,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:12:04,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:04,415 INFO L87 Difference]: Start difference. First operand 1958 states. Second operand 3 states. [2020-10-15 21:12:04,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:12:04,519 INFO L93 Difference]: Finished difference Result 2070 states and 7388 transitions. [2020-10-15 21:12:04,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:12:04,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-15 21:12:04,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:12:04,568 INFO L225 Difference]: With dead ends: 2070 [2020-10-15 21:12:04,568 INFO L226 Difference]: Without dead ends: 2070 [2020-10-15 21:12:04,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:04,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2070 states. [2020-10-15 21:12:04,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2070 to 2046. [2020-10-15 21:12:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2046 states. [2020-10-15 21:12:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 2046 states and 7350 transitions. [2020-10-15 21:12:04,769 INFO L78 Accepts]: Start accepts. Automaton has 2046 states and 7350 transitions. Word has length 7 [2020-10-15 21:12:04,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:12:04,769 INFO L481 AbstractCegarLoop]: Abstraction has 2046 states and 7350 transitions. [2020-10-15 21:12:04,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:12:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 7350 transitions. [2020-10-15 21:12:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-15 21:12:04,771 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:04,771 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:04,772 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 21:12:04,772 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:04,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:04,772 INFO L82 PathProgramCache]: Analyzing trace with hash -134810255, now seen corresponding path program 1 times [2020-10-15 21:12:04,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:04,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906077876] [2020-10-15 21:12:04,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:12:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:12:04,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906077876] [2020-10-15 21:12:04,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:12:04,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 21:12:04,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541698123] [2020-10-15 21:12:04,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:12:04,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:12:04,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:12:04,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:04,853 INFO L87 Difference]: Start difference. First operand 2046 states and 7350 transitions. Second operand 3 states. [2020-10-15 21:12:04,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:12:04,884 INFO L93 Difference]: Finished difference Result 654 states and 1682 transitions. [2020-10-15 21:12:04,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:12:04,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-15 21:12:04,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:12:04,888 INFO L225 Difference]: With dead ends: 654 [2020-10-15 21:12:04,889 INFO L226 Difference]: Without dead ends: 654 [2020-10-15 21:12:04,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:04,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2020-10-15 21:12:04,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 606. [2020-10-15 21:12:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 606 states. [2020-10-15 21:12:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 1574 transitions. [2020-10-15 21:12:04,907 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 1574 transitions. Word has length 9 [2020-10-15 21:12:04,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:12:04,907 INFO L481 AbstractCegarLoop]: Abstraction has 606 states and 1574 transitions. [2020-10-15 21:12:04,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:12:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1574 transitions. [2020-10-15 21:12:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-15 21:12:04,909 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:04,909 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:04,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 21:12:04,910 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:04,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:04,910 INFO L82 PathProgramCache]: Analyzing trace with hash 2056627076, now seen corresponding path program 1 times [2020-10-15 21:12:04,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:04,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904707162] [2020-10-15 21:12:04,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 21:12:04,929 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 21:12:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 21:12:04,939 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 21:12:04,962 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 21:12:04,962 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 21:12:04,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 21:12:04,964 WARN L371 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 21:12:04,964 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-10-15 21:12:04,983 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,983 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,983 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,983 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,983 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,984 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,984 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,985 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,985 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,985 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,986 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,986 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,986 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,986 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,987 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,987 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,987 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,987 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,987 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,988 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,988 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,988 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,988 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,988 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,988 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,989 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,989 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,989 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,989 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,989 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,990 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,990 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,990 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,990 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,990 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,991 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,991 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,991 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,991 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,991 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,991 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,992 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,992 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,992 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,992 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,992 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,992 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,993 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,993 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,993 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,993 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,993 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,994 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,994 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,995 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,995 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,996 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,996 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,996 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,997 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,997 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,997 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,997 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,998 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,998 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,998 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,998 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,998 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:04,999 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,000 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,002 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,003 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,003 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,003 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,004 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,004 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,005 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,005 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,005 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,006 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,006 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,006 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,006 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,006 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,006 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,007 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,007 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,008 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,008 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,008 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,008 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:05,009 INFO L253 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2020-10-15 21:12:05,009 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 21:12:05,009 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 21:12:05,009 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 21:12:05,010 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 21:12:05,010 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 21:12:05,010 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 21:12:05,010 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 21:12:05,010 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 21:12:05,012 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 21:12:05,013 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 117 transitions, 270 flow [2020-10-15 21:12:05,013 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 117 transitions, 270 flow [2020-10-15 21:12:05,013 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 117 transitions, 270 flow [2020-10-15 21:12:05,037 INFO L129 PetriNetUnfolder]: 12/110 cut-off events. [2020-10-15 21:12:05,037 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-15 21:12:05,039 INFO L80 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 110 events. 12/110 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 278 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 121. Up to 6 conditions per place. [2020-10-15 21:12:05,044 INFO L117 LiptonReduction]: Number of co-enabled transitions 4412 [2020-10-15 21:12:07,169 INFO L132 LiptonReduction]: Checked pairs total: 16938 [2020-10-15 21:12:07,170 INFO L134 LiptonReduction]: Total number of compositions: 83 [2020-10-15 21:12:07,170 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 61 transitions, 158 flow [2020-10-15 21:12:10,319 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 27812 states. [2020-10-15 21:12:10,319 INFO L276 IsEmpty]: Start isEmpty. Operand 27812 states. [2020-10-15 21:12:10,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 21:12:10,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:10,320 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:10,321 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:10,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:10,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1020133916, now seen corresponding path program 1 times [2020-10-15 21:12:10,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:10,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16113416] [2020-10-15 21:12:10,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:12:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:12:10,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16113416] [2020-10-15 21:12:10,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:12:10,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-15 21:12:10,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62986636] [2020-10-15 21:12:10,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:12:10,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:12:10,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:12:10,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:10,466 INFO L87 Difference]: Start difference. First operand 27812 states. Second operand 3 states. [2020-10-15 21:12:10,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:12:10,755 INFO L93 Difference]: Finished difference Result 17240 states and 79832 transitions. [2020-10-15 21:12:10,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:12:10,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 21:12:10,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:12:10,928 INFO L225 Difference]: With dead ends: 17240 [2020-10-15 21:12:10,928 INFO L226 Difference]: Without dead ends: 17240 [2020-10-15 21:12:10,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:11,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17240 states. [2020-10-15 21:12:12,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17240 to 17240. [2020-10-15 21:12:12,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17240 states. [2020-10-15 21:12:12,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17240 states to 17240 states and 79832 transitions. [2020-10-15 21:12:12,949 INFO L78 Accepts]: Start accepts. Automaton has 17240 states and 79832 transitions. Word has length 8 [2020-10-15 21:12:12,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:12:12,949 INFO L481 AbstractCegarLoop]: Abstraction has 17240 states and 79832 transitions. [2020-10-15 21:12:12,949 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:12:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 17240 states and 79832 transitions. [2020-10-15 21:12:12,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-15 21:12:12,951 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:12,951 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:12,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 21:12:12,951 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:12,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:12,952 INFO L82 PathProgramCache]: Analyzing trace with hash -299213515, now seen corresponding path program 1 times [2020-10-15 21:12:12,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:12,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685322435] [2020-10-15 21:12:12,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:12:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:12:12,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685322435] [2020-10-15 21:12:12,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:12:12,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 21:12:12,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310405428] [2020-10-15 21:12:12,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:12:12,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:12:12,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:12:12,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:12,997 INFO L87 Difference]: Start difference. First operand 17240 states and 79832 transitions. Second operand 3 states. [2020-10-15 21:12:13,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:12:13,063 INFO L93 Difference]: Finished difference Result 2438 states and 6656 transitions. [2020-10-15 21:12:13,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:12:13,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-15 21:12:13,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:12:13,084 INFO L225 Difference]: With dead ends: 2438 [2020-10-15 21:12:13,084 INFO L226 Difference]: Without dead ends: 2438 [2020-10-15 21:12:13,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:13,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2438 states. [2020-10-15 21:12:13,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2438 to 2438. [2020-10-15 21:12:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2438 states. [2020-10-15 21:12:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2438 states and 6656 transitions. [2020-10-15 21:12:13,146 INFO L78 Accepts]: Start accepts. Automaton has 2438 states and 6656 transitions. Word has length 10 [2020-10-15 21:12:13,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:12:13,146 INFO L481 AbstractCegarLoop]: Abstraction has 2438 states and 6656 transitions. [2020-10-15 21:12:13,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:12:13,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 6656 transitions. [2020-10-15 21:12:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-15 21:12:13,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:13,151 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:13,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 21:12:13,151 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:13,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:13,152 INFO L82 PathProgramCache]: Analyzing trace with hash -299536714, now seen corresponding path program 1 times [2020-10-15 21:12:13,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:13,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682775799] [2020-10-15 21:12:13,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:13,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:12:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:12:13,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682775799] [2020-10-15 21:12:13,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:12:13,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 21:12:13,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724537494] [2020-10-15 21:12:13,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 21:12:13,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:12:13,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 21:12:13,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-15 21:12:13,259 INFO L87 Difference]: Start difference. First operand 2438 states and 6656 transitions. Second operand 4 states. [2020-10-15 21:12:13,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:12:13,319 INFO L93 Difference]: Finished difference Result 4076 states and 11264 transitions. [2020-10-15 21:12:13,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 21:12:13,319 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-15 21:12:13,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:12:13,333 INFO L225 Difference]: With dead ends: 4076 [2020-10-15 21:12:13,333 INFO L226 Difference]: Without dead ends: 4076 [2020-10-15 21:12:13,333 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-15 21:12:13,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4076 states. [2020-10-15 21:12:13,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4076 to 3362. [2020-10-15 21:12:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3362 states. [2020-10-15 21:12:13,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3362 states to 3362 states and 9472 transitions. [2020-10-15 21:12:13,426 INFO L78 Accepts]: Start accepts. Automaton has 3362 states and 9472 transitions. Word has length 12 [2020-10-15 21:12:13,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:12:13,426 INFO L481 AbstractCegarLoop]: Abstraction has 3362 states and 9472 transitions. [2020-10-15 21:12:13,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 21:12:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 9472 transitions. [2020-10-15 21:12:13,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 21:12:13,427 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:13,427 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:13,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 21:12:13,428 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:13,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:13,428 INFO L82 PathProgramCache]: Analyzing trace with hash -545700584, now seen corresponding path program 1 times [2020-10-15 21:12:13,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:13,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724933968] [2020-10-15 21:12:13,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:12:13,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:12:13,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724933968] [2020-10-15 21:12:13,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:12:13,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 21:12:13,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516268769] [2020-10-15 21:12:13,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:12:13,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:12:13,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:12:13,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:13,466 INFO L87 Difference]: Start difference. First operand 3362 states and 9472 transitions. Second operand 3 states. [2020-10-15 21:12:13,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:12:13,502 INFO L93 Difference]: Finished difference Result 3718 states and 9994 transitions. [2020-10-15 21:12:13,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:12:13,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-15 21:12:13,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:12:13,514 INFO L225 Difference]: With dead ends: 3718 [2020-10-15 21:12:13,514 INFO L226 Difference]: Without dead ends: 3718 [2020-10-15 21:12:13,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:12:13,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3718 states. [2020-10-15 21:12:13,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3718 to 3536. [2020-10-15 21:12:13,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3536 states. [2020-10-15 21:12:13,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3536 states and 9652 transitions. [2020-10-15 21:12:13,599 INFO L78 Accepts]: Start accepts. Automaton has 3536 states and 9652 transitions. Word has length 13 [2020-10-15 21:12:13,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:12:13,601 INFO L481 AbstractCegarLoop]: Abstraction has 3536 states and 9652 transitions. [2020-10-15 21:12:13,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:12:13,601 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 9652 transitions. [2020-10-15 21:12:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-15 21:12:13,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:12:13,602 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:12:13,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 21:12:13,602 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:12:13,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:12:13,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1095195377, now seen corresponding path program 1 times [2020-10-15 21:12:13,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:12:13,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067976989] [2020-10-15 21:12:13,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:12:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 21:12:13,613 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 21:12:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 21:12:13,619 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 21:12:13,626 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 21:12:13,627 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 21:12:13,627 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 21:12:13,627 WARN L371 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 21:12:13,629 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-10-15 21:12:13,642 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,642 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,642 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,642 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,642 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,643 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,643 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,643 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,643 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,643 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,644 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,645 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,645 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,645 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,645 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,645 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,645 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,646 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,647 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,647 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,647 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,647 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,647 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,647 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,648 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,648 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,648 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,648 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,648 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,648 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,649 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,649 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,649 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,649 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,650 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,650 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,650 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,650 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,650 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,650 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,651 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,651 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,651 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,651 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,651 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,651 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,652 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,652 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,652 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,652 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,652 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,652 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,653 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,653 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,653 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,653 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,653 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,654 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,655 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,656 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,656 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,656 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,656 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,657 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,661 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,661 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,661 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,661 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,662 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,662 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,662 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,663 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,663 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,664 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,664 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,664 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,664 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,664 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,666 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,666 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,666 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,666 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,666 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,666 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,667 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,668 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,668 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,669 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,670 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,670 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,671 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,671 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,671 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,672 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,673 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,673 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,673 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,674 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,674 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,675 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,675 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,675 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,675 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,676 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:12:13,680 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2020-10-15 21:12:13,681 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 21:12:13,681 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 21:12:13,681 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 21:12:13,681 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 21:12:13,681 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 21:12:13,681 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 21:12:13,681 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 21:12:13,681 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 21:12:13,684 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 21:12:13,684 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 164 places, 162 transitions, 387 flow [2020-10-15 21:12:13,684 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 164 places, 162 transitions, 387 flow [2020-10-15 21:12:13,684 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 164 places, 162 transitions, 387 flow [2020-10-15 21:12:13,709 INFO L129 PetriNetUnfolder]: 16/142 cut-off events. [2020-10-15 21:12:13,709 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-10-15 21:12:13,712 INFO L80 FinitePrefix]: Finished finitePrefix Result has 168 conditions, 142 events. 16/142 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 402 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 158. Up to 8 conditions per place. [2020-10-15 21:12:13,720 INFO L117 LiptonReduction]: Number of co-enabled transitions 7796 [2020-10-15 21:12:14,372 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-10-15 21:12:16,868 INFO L132 LiptonReduction]: Checked pairs total: 25499 [2020-10-15 21:12:16,868 INFO L134 LiptonReduction]: Total number of compositions: 116 [2020-10-15 21:12:16,869 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 89 places, 81 transitions, 225 flow [2020-10-15 21:15:19,900 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 282116 states. [2020-10-15 21:15:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 282116 states. [2020-10-15 21:15:19,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-15 21:15:19,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:15:19,901 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:15:19,901 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:15:19,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:15:19,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1742895242, now seen corresponding path program 1 times [2020-10-15 21:15:19,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:15:19,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595333756] [2020-10-15 21:15:19,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:15:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:15:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:15:19,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595333756] [2020-10-15 21:15:19,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:15:19,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-15 21:15:19,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869057519] [2020-10-15 21:15:19,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:15:19,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:15:19,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:15:19,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:15:19,952 INFO L87 Difference]: Start difference. First operand 282116 states. Second operand 3 states. [2020-10-15 21:15:23,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:15:23,701 INFO L93 Difference]: Finished difference Result 333500 states and 1898887 transitions. [2020-10-15 21:15:23,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:15:23,701 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-10-15 21:15:23,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:15:25,424 INFO L225 Difference]: With dead ends: 333500 [2020-10-15 21:15:25,424 INFO L226 Difference]: Without dead ends: 333500 [2020-10-15 21:15:25,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:15:41,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333500 states. [2020-10-15 21:15:50,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333500 to 317300. [2020-10-15 21:15:50,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317300 states. [2020-10-15 21:15:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317300 states to 317300 states and 1828843 transitions. [2020-10-15 21:15:52,606 INFO L78 Accepts]: Start accepts. Automaton has 317300 states and 1828843 transitions. Word has length 8 [2020-10-15 21:15:52,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:15:52,606 INFO L481 AbstractCegarLoop]: Abstraction has 317300 states and 1828843 transitions. [2020-10-15 21:15:52,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:15:52,607 INFO L276 IsEmpty]: Start isEmpty. Operand 317300 states and 1828843 transitions. [2020-10-15 21:15:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-15 21:15:52,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:15:52,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:15:52,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 21:15:52,607 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:15:52,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:15:52,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1792106247, now seen corresponding path program 1 times [2020-10-15 21:15:52,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:15:52,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075422504] [2020-10-15 21:15:52,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:15:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:15:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:15:52,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075422504] [2020-10-15 21:15:52,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:15:52,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 21:15:52,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222266254] [2020-10-15 21:15:52,632 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:15:52,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:15:52,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:15:52,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:15:52,633 INFO L87 Difference]: Start difference. First operand 317300 states and 1828843 transitions. Second operand 3 states. [2020-10-15 21:15:52,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:15:52,744 INFO L93 Difference]: Finished difference Result 14538 states and 41976 transitions. [2020-10-15 21:15:52,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:15:52,745 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-15 21:15:52,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:15:52,783 INFO L225 Difference]: With dead ends: 14538 [2020-10-15 21:15:52,783 INFO L226 Difference]: Without dead ends: 14538 [2020-10-15 21:15:52,784 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:15:52,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14538 states. [2020-10-15 21:16:07,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14538 to 12762. [2020-10-15 21:16:07,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12762 states. [2020-10-15 21:16:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12762 states to 12762 states and 37598 transitions. [2020-10-15 21:16:07,554 INFO L78 Accepts]: Start accepts. Automaton has 12762 states and 37598 transitions. Word has length 10 [2020-10-15 21:16:07,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:16:07,555 INFO L481 AbstractCegarLoop]: Abstraction has 12762 states and 37598 transitions. [2020-10-15 21:16:07,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:16:07,555 INFO L276 IsEmpty]: Start isEmpty. Operand 12762 states and 37598 transitions. [2020-10-15 21:16:07,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-15 21:16:07,555 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:16:07,556 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:16:07,556 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 21:16:07,556 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:16:07,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:16:07,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1884916134, now seen corresponding path program 1 times [2020-10-15 21:16:07,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:16:07,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294809824] [2020-10-15 21:16:07,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:16:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:16:07,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:16:07,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294809824] [2020-10-15 21:16:07,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:16:07,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 21:16:07,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644392115] [2020-10-15 21:16:07,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 21:16:07,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:16:07,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 21:16:07,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-15 21:16:07,596 INFO L87 Difference]: Start difference. First operand 12762 states and 37598 transitions. Second operand 4 states. [2020-10-15 21:16:07,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:16:07,722 INFO L93 Difference]: Finished difference Result 20112 states and 58887 transitions. [2020-10-15 21:16:07,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 21:16:07,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-15 21:16:07,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:16:07,755 INFO L225 Difference]: With dead ends: 20112 [2020-10-15 21:16:07,755 INFO L226 Difference]: Without dead ends: 20112 [2020-10-15 21:16:07,756 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-15 21:16:07,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20112 states. [2020-10-15 21:16:08,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20112 to 15926. [2020-10-15 21:16:08,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15926 states. [2020-10-15 21:16:08,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15926 states to 15926 states and 47126 transitions. [2020-10-15 21:16:08,054 INFO L78 Accepts]: Start accepts. Automaton has 15926 states and 47126 transitions. Word has length 12 [2020-10-15 21:16:08,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:16:08,055 INFO L481 AbstractCegarLoop]: Abstraction has 15926 states and 47126 transitions. [2020-10-15 21:16:08,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 21:16:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 15926 states and 47126 transitions. [2020-10-15 21:16:08,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-15 21:16:08,055 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:16:08,055 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:16:08,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 21:16:08,056 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:16:08,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:16:08,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1342344468, now seen corresponding path program 1 times [2020-10-15 21:16:08,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:16:08,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034940972] [2020-10-15 21:16:08,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:16:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:16:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:16:08,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034940972] [2020-10-15 21:16:08,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:16:08,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-15 21:16:08,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194400035] [2020-10-15 21:16:08,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-15 21:16:08,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:16:08,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-15 21:16:08,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:16:08,103 INFO L87 Difference]: Start difference. First operand 15926 states and 47126 transitions. Second operand 3 states. [2020-10-15 21:16:08,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:16:08,173 INFO L93 Difference]: Finished difference Result 16448 states and 46249 transitions. [2020-10-15 21:16:08,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-15 21:16:08,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-10-15 21:16:08,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:16:08,197 INFO L225 Difference]: With dead ends: 16448 [2020-10-15 21:16:08,197 INFO L226 Difference]: Without dead ends: 16448 [2020-10-15 21:16:08,197 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-15 21:16:08,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16448 states. [2020-10-15 21:16:08,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16448 to 15746. [2020-10-15 21:16:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15746 states. [2020-10-15 21:16:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15746 states to 15746 states and 44862 transitions. [2020-10-15 21:16:08,546 INFO L78 Accepts]: Start accepts. Automaton has 15746 states and 44862 transitions. Word has length 13 [2020-10-15 21:16:08,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:16:08,546 INFO L481 AbstractCegarLoop]: Abstraction has 15746 states and 44862 transitions. [2020-10-15 21:16:08,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-15 21:16:08,547 INFO L276 IsEmpty]: Start isEmpty. Operand 15746 states and 44862 transitions. [2020-10-15 21:16:08,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-15 21:16:08,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:16:08,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:16:08,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 21:16:08,550 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:16:08,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:16:08,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1985796314, now seen corresponding path program 1 times [2020-10-15 21:16:08,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:16:08,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128240011] [2020-10-15 21:16:08,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:16:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 21:16:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 21:16:08,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128240011] [2020-10-15 21:16:08,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 21:16:08,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-15 21:16:08,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784424311] [2020-10-15 21:16:08,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-15 21:16:08,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-15 21:16:08,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-15 21:16:08,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-15 21:16:08,626 INFO L87 Difference]: Start difference. First operand 15746 states and 44862 transitions. Second operand 4 states. [2020-10-15 21:16:08,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 21:16:08,737 INFO L93 Difference]: Finished difference Result 18001 states and 51228 transitions. [2020-10-15 21:16:08,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-15 21:16:08,738 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-10-15 21:16:08,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 21:16:08,764 INFO L225 Difference]: With dead ends: 18001 [2020-10-15 21:16:08,764 INFO L226 Difference]: Without dead ends: 18001 [2020-10-15 21:16:08,764 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-15 21:16:08,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18001 states. [2020-10-15 21:16:09,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18001 to 12296. [2020-10-15 21:16:09,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12296 states. [2020-10-15 21:16:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12296 states to 12296 states and 34983 transitions. [2020-10-15 21:16:09,053 INFO L78 Accepts]: Start accepts. Automaton has 12296 states and 34983 transitions. Word has length 16 [2020-10-15 21:16:09,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 21:16:09,053 INFO L481 AbstractCegarLoop]: Abstraction has 12296 states and 34983 transitions. [2020-10-15 21:16:09,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-15 21:16:09,054 INFO L276 IsEmpty]: Start isEmpty. Operand 12296 states and 34983 transitions. [2020-10-15 21:16:09,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-15 21:16:09,056 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 21:16:09,056 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 21:16:09,056 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-15 21:16:09,056 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 21:16:09,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 21:16:09,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1555381111, now seen corresponding path program 1 times [2020-10-15 21:16:09,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-15 21:16:09,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438535507] [2020-10-15 21:16:09,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 21:16:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 21:16:09,066 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 21:16:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 21:16:09,074 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-15 21:16:09,085 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-15 21:16:09,089 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 21:16:09,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-15 21:16:09,090 WARN L371 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-10-15 21:16:09,090 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-10-15 21:16:09,109 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,109 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,109 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,110 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,110 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,110 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,110 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,110 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,110 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,111 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,111 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,111 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,111 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,111 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,111 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,112 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,113 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,114 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,115 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,115 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,115 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,115 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,115 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,115 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,116 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,117 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,117 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,117 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,117 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,117 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,118 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,118 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,118 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,118 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,118 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,118 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,119 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,120 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,121 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,122 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,123 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,124 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,125 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,126 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,127 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,128 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,129 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,130 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,131 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,131 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,131 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,131 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,131 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,132 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,132 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,132 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,132 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,132 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,132 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,136 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,137 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,137 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,137 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,137 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,137 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,137 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,138 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,139 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,139 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,139 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,139 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,139 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,139 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,140 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,140 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,141 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,141 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,141 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,141 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,141 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,142 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,142 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,142 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,143 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,143 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,144 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,144 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,144 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,144 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,144 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,145 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,145 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,146 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,146 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,146 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,146 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,146 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,147 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,147 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,147 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,148 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,148 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,148 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,149 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,149 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,149 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,149 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,149 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,149 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,150 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,151 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,151 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,151 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,151 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,151 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,152 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,152 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,152 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,152 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,153 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,153 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,154 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,154 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,154 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,154 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,154 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,154 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-15 21:16:09,155 INFO L253 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2020-10-15 21:16:09,156 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-15 21:16:09,156 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-15 21:16:09,156 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-15 21:16:09,156 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 21:16:09,156 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 21:16:09,156 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-15 21:16:09,156 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 21:16:09,156 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 21:16:09,159 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-15 21:16:09,159 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 209 places, 207 transitions, 510 flow [2020-10-15 21:16:09,159 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 209 places, 207 transitions, 510 flow [2020-10-15 21:16:09,159 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 209 places, 207 transitions, 510 flow [2020-10-15 21:16:09,186 INFO L129 PetriNetUnfolder]: 20/174 cut-off events. [2020-10-15 21:16:09,186 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-10-15 21:16:09,189 INFO L80 FinitePrefix]: Finished finitePrefix Result has 209 conditions, 174 events. 20/174 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 548 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 196. Up to 10 conditions per place. [2020-10-15 21:16:09,201 INFO L117 LiptonReduction]: Number of co-enabled transitions 12192 [2020-10-15 21:16:13,141 INFO L132 LiptonReduction]: Checked pairs total: 40933 [2020-10-15 21:16:13,141 INFO L134 LiptonReduction]: Total number of compositions: 150 [2020-10-15 21:16:13,142 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 115 places, 104 transitions, 304 flow Received shutdown request... [2020-10-15 21:25:27,611 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-15 21:25:27,616 WARN L235 ceAbstractionStarter]: Timeout [2020-10-15 21:25:27,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 09:25:27 BasicIcfg [2020-10-15 21:25:27,620 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 21:25:27,623 INFO L168 Benchmark]: Toolchain (without parser) took 806658.40 ms. Allocated memory was 250.1 MB in the beginning and 5.9 GB in the end (delta: 5.7 GB). Free memory was 205.2 MB in the beginning and 2.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 6.9 GB. Max. memory is 14.2 GB. [2020-10-15 21:25:27,628 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 250.1 MB. Free memory is still 226.5 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 21:25:27,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.24 ms. Allocated memory was 250.1 MB in the beginning and 309.9 MB in the end (delta: 59.8 MB). Free memory was 205.2 MB in the beginning and 265.0 MB in the end (delta: -59.7 MB). Peak memory consumption was 33.0 MB. Max. memory is 14.2 GB. [2020-10-15 21:25:27,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.41 ms. Allocated memory is still 309.9 MB. Free memory was 265.0 MB in the beginning and 262.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-15 21:25:27,634 INFO L168 Benchmark]: Boogie Preprocessor took 32.15 ms. Allocated memory is still 309.9 MB. Free memory was 262.4 MB in the beginning and 259.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-15 21:25:27,636 INFO L168 Benchmark]: RCFGBuilder took 817.94 ms. Allocated memory is still 309.9 MB. Free memory was 259.9 MB in the beginning and 209.9 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 14.2 GB. [2020-10-15 21:25:27,637 INFO L168 Benchmark]: TraceAbstraction took 805079.50 ms. Allocated memory was 309.9 MB in the beginning and 5.9 GB in the end (delta: 5.6 GB). Free memory was 209.9 MB in the beginning and 2.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 6.9 GB. Max. memory is 14.2 GB. [2020-10-15 21:25:27,645 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 250.1 MB. Free memory is still 226.5 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 672.24 ms. Allocated memory was 250.1 MB in the beginning and 309.9 MB in the end (delta: 59.8 MB). Free memory was 205.2 MB in the beginning and 265.0 MB in the end (delta: -59.7 MB). Peak memory consumption was 33.0 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 49.41 ms. Allocated memory is still 309.9 MB. Free memory was 265.0 MB in the beginning and 262.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 32.15 ms. Allocated memory is still 309.9 MB. Free memory was 262.4 MB in the beginning and 259.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 817.94 ms. Allocated memory is still 309.9 MB. Free memory was 259.9 MB in the beginning and 209.9 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 14.2 GB. * TraceAbstraction took 805079.50 ms. Allocated memory was 309.9 MB in the beginning and 5.9 GB in the end (delta: 5.6 GB). Free memory was 209.9 MB in the beginning and 2.7 GB in the end (delta: -2.5 GB). Peak memory consumption was 6.9 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1155 VarBasedMoverChecksPositive, 77 VarBasedMoverChecksNegative, 26 SemBasedMoverChecksPositive, 51 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 148 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.3s, 74 PlacesBefore, 40 PlacesAfterwards, 72 TransitionsBefore, 34 TransitionsAfterwards, 2040 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 4 ChoiceCompositions, 50 TotalNumberOfCompositions, 5401 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3111 VarBasedMoverChecksPositive, 253 VarBasedMoverChecksNegative, 146 SemBasedMoverChecksPositive, 107 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.7s, 797 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.1s, 119 PlacesBefore, 67 PlacesAfterwards, 117 TransitionsBefore, 61 TransitionsAfterwards, 4412 CoEnabledTransitionPairs, 5 FixpointIterations, 26 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 12 ConcurrentYvCompositions, 4 ChoiceCompositions, 83 TotalNumberOfCompositions, 16938 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4847 VarBasedMoverChecksPositive, 508 VarBasedMoverChecksNegative, 384 SemBasedMoverChecksPositive, 124 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 1104 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.1s, 164 PlacesBefore, 89 PlacesAfterwards, 162 TransitionsBefore, 81 TransitionsAfterwards, 7796 CoEnabledTransitionPairs, 4 FixpointIterations, 40 TrivialSequentialCompositions, 48 ConcurrentSequentialCompositions, 7 TrivialYvCompositions, 15 ConcurrentYvCompositions, 6 ChoiceCompositions, 116 TotalNumberOfCompositions, 25499 MoverChecksTotal - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7851 VarBasedMoverChecksPositive, 635 VarBasedMoverChecksNegative, 446 SemBasedMoverChecksPositive, 189 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 1975 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.9s, 209 PlacesBefore, 115 PlacesAfterwards, 207 TransitionsBefore, 104 TransitionsAfterwards, 12192 CoEnabledTransitionPairs, 4 FixpointIterations, 56 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 17 ConcurrentYvCompositions, 9 ChoiceCompositions, 150 TotalNumberOfCompositions, 40933 MoverChecksTotal - TimeoutResultAtElement [Line: 712]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 712). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 115 places, 104 transitions, 304 flow. Already constructed 622463 states. Currently 191341 states in worklist.. - TimeoutResultAtElement [Line: 705]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 705). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 115 places, 104 transitions, 304 flow. Already constructed 622463 states. Currently 191341 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 65 locations, 2 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 804.7s, OverallIterations: 14, TraceHistogramMax: 4, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 751.4s, HoareTripleCheckerStatistics: 626 SDtfs, 490 SDslu, 460 SDs, 0 SdLazy, 205 SolverSat, 106 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=317300occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 45.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 29537 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 2825 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown