/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 07:01:33,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 07:01:33,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 07:01:33,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-13 07:01:33,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-13 07:01:33,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-13 07:01:33,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-13 07:01:33,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-13 07:01:33,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-13 07:01:33,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-13 07:01:33,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-13 07:01:33,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-13 07:01:33,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 07:01:33,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 07:01:33,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 07:01:33,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 07:01:33,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 07:01:33,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 07:01:33,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 07:01:33,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 07:01:33,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 07:01:33,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 07:01:33,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 07:01:33,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 07:01:33,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-13 07:01:33,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-13 07:01:33,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-13 07:01:33,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-13 07:01:33,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-13 07:01:33,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-13 07:01:33,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-13 07:01:33,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-13 07:01:33,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-13 07:01:33,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 07:01:33,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 07:01:33,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 07:01:33,908 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-PN-NoLbe.epf [2021-06-13 07:01:33,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 07:01:33,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 07:01:33,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 07:01:33,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 07:01:33,943 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 07:01:33,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 07:01:33,943 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 07:01:33,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 07:01:33,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 07:01:33,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 07:01:33,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 07:01:33,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 07:01:33,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 07:01:33,944 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 07:01:33,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 07:01:33,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 07:01:33,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-13 07:01:33,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 07:01:34,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 07:01:34,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 07:01:34,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 07:01:34,163 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 07:01:34,163 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 07:01:34,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2021-06-13 07:01:34,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93b287c8/8570b0c2934a41c4a189d97b8c3b8c95/FLAGcb0ef06e9 [2021-06-13 07:01:34,614 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 07:01:34,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i [2021-06-13 07:01:34,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93b287c8/8570b0c2934a41c4a189d97b8c3b8c95/FLAGcb0ef06e9 [2021-06-13 07:01:34,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93b287c8/8570b0c2934a41c4a189d97b8c3b8c95 [2021-06-13 07:01:34,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 07:01:34,647 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 07:01:34,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 07:01:34,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 07:01:34,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 07:01:34,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:01:34" (1/1) ... [2021-06-13 07:01:34,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f6a0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:34, skipping insertion in model container [2021-06-13 07:01:34,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:01:34" (1/1) ... [2021-06-13 07:01:34,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 07:01:34,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 07:01:34,934 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i[30454,30467] [2021-06-13 07:01:34,938 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i[30634,30647] [2021-06-13 07:01:34,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:01:34,948 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 07:01:35,006 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i[30454,30467] [2021-06-13 07:01:35,007 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/32_pthread5_vs.i[30634,30647] [2021-06-13 07:01:35,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:01:35,058 INFO L208 MainTranslator]: Completed translation [2021-06-13 07:01:35,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35 WrapperNode [2021-06-13 07:01:35,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 07:01:35,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 07:01:35,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 07:01:35,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 07:01:35,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 07:01:35,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 07:01:35,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 07:01:35,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 07:01:35,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (1/1) ... [2021-06-13 07:01:35,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 07:01:35,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 07:01:35,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 07:01:35,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 07:01:35,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (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 [2021-06-13 07:01:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-06-13 07:01:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-06-13 07:01:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2021-06-13 07:01:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2021-06-13 07:01:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-06-13 07:01:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-06-13 07:01:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 07:01:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 07:01:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 07:01:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 07:01:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 07:01:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 07:01:35,193 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 07:01:35,695 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 07:01:35,695 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-13 07:01:35,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:01:35 BoogieIcfgContainer [2021-06-13 07:01:35,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 07:01:35,697 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 07:01:35,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 07:01:35,699 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 07:01:35,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 07:01:34" (1/3) ... [2021-06-13 07:01:35,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99b3573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:01:35, skipping insertion in model container [2021-06-13 07:01:35,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:01:35" (2/3) ... [2021-06-13 07:01:35,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99b3573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:01:35, skipping insertion in model container [2021-06-13 07:01:35,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:01:35" (3/3) ... [2021-06-13 07:01:35,700 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2021-06-13 07:01:35,704 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 07:01:35,704 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-13 07:01:35,705 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 07:01:35,720 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,720 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,720 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,720 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,720 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,720 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,721 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,722 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,722 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,722 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,722 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,722 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,722 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,723 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,724 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,725 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,726 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,727 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,727 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,727 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,727 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,727 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,727 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,734 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,735 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,735 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,735 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,735 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,736 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,736 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:35,737 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:01:35,750 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:35,762 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:35,762 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:35,762 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:35,762 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:35,762 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:35,762 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:35,762 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:35,762 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-13 07:01:35,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:35,791 INFO L129 PetriNetUnfolder]: 8/95 cut-off events. [2021-06-13 07:01:35,791 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:35,795 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 95 events. 8/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 150 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 81. Up to 4 conditions per place. [2021-06-13 07:01:35,795 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:35,796 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:35,796 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:35,796 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:35,797 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/5) [2021-06-13 07:01:35,798 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:35,800 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:35,800 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:35,800 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:35,800 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:35,800 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:35,800 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:35,800 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:35,800 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3======== [2021-06-13 07:01:35,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:35,813 INFO L129 PetriNetUnfolder]: 8/95 cut-off events. [2021-06-13 07:01:35,813 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:35,814 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 95 events. 8/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 150 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 81. Up to 4 conditions per place. [2021-06-13 07:01:35,814 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:35,814 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:35,814 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:35,814 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:35,814 INFO L301 ceAbstractionStarter]: Result for error location thr3 was SAFE (2/5) [2021-06-13 07:01:35,814 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:35,816 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:35,816 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:35,816 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:35,816 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:35,816 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:35,816 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:35,817 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:35,817 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of1ForFork2======== [2021-06-13 07:01:35,818 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:35,831 INFO L129 PetriNetUnfolder]: 8/95 cut-off events. [2021-06-13 07:01:35,831 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:35,832 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 95 events. 8/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 150 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 81. Up to 4 conditions per place. [2021-06-13 07:01:35,832 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:35,833 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 85 transitions, 181 flow [2021-06-13 07:01:35,838 INFO L129 PetriNetUnfolder]: 3/50 cut-off events. [2021-06-13 07:01:35,838 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:35,838 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:35,838 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:35,839 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:35,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:35,842 INFO L82 PathProgramCache]: Analyzing trace with hash -766184955, now seen corresponding path program 1 times [2021-06-13 07:01:35,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:35,846 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400779758] [2021-06-13 07:01:35,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:35,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:35,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:35,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:35,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:35,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:35,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:35,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:35,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:35,998 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:35,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400779758] [2021-06-13 07:01:35,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400779758] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:35,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:35,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:36,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513114888] [2021-06-13 07:01:36,004 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:36,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:36,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:36,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:36,014 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 87 [2021-06-13 07:01:36,017 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 85 transitions, 181 flow. Second operand has 4 states, 4 states have (on average 69.75) internal successors, (279), 4 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,017 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:36,017 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 87 [2021-06-13 07:01:36,017 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:36,141 INFO L129 PetriNetUnfolder]: 86/419 cut-off events. [2021-06-13 07:01:36,142 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:36,144 INFO L84 FinitePrefix]: Finished finitePrefix Result has 591 conditions, 419 events. 86/419 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2545 event pairs, 12 based on Foata normal form. 156/520 useless extension candidates. Maximal degree in co-relation 563. Up to 59 conditions per place. [2021-06-13 07:01:36,146 INFO L132 encePairwiseOnDemand]: 72/87 looper letters, 14 selfloop transitions, 12 changer transitions 0/87 dead transitions. [2021-06-13 07:01:36,146 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 87 transitions, 237 flow [2021-06-13 07:01:36,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:01:36,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:01:36,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 399 transitions. [2021-06-13 07:01:36,155 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9172413793103448 [2021-06-13 07:01:36,155 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 399 transitions. [2021-06-13 07:01:36,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 399 transitions. [2021-06-13 07:01:36,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:36,158 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 399 transitions. [2021-06-13 07:01:36,160 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 79.8) internal successors, (399), 5 states have internal predecessors, (399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,165 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 87.0) internal successors, (522), 6 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,165 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 87.0) internal successors, (522), 6 states have internal predecessors, (522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,166 INFO L185 Difference]: Start difference. First operand has 87 places, 85 transitions, 181 flow. Second operand 5 states and 399 transitions. [2021-06-13 07:01:36,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 87 transitions, 237 flow [2021-06-13 07:01:36,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 87 transitions, 235 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:36,171 INFO L241 Difference]: Finished difference. Result has 83 places, 80 transitions, 241 flow [2021-06-13 07:01:36,172 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=87, PETRI_DIFFERENCE_MINUEND_FLOW=151, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=241, PETRI_PLACES=83, PETRI_TRANSITIONS=80} [2021-06-13 07:01:36,173 INFO L335 CegarLoopForPetriNet]: 87 programPoint places, -4 predicate places. [2021-06-13 07:01:36,173 INFO L482 AbstractCegarLoop]: Abstraction has has 83 places, 80 transitions, 241 flow [2021-06-13 07:01:36,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 69.75) internal successors, (279), 4 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,173 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:36,173 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:36,174 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 07:01:36,174 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:36,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:36,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1853454262, now seen corresponding path program 1 times [2021-06-13 07:01:36,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:36,176 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436133906] [2021-06-13 07:01:36,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:36,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:36,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:36,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:36,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:36,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:36,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:36,288 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:36,291 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436133906] [2021-06-13 07:01:36,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436133906] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:36,292 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:36,292 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:01:36,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887599698] [2021-06-13 07:01:36,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:01:36,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:36,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:01:36,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:01:36,297 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 87 [2021-06-13 07:01:36,298 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 80 transitions, 241 flow. Second operand has 6 states, 6 states have (on average 61.166666666666664) internal successors, (367), 6 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,298 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:36,298 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 87 [2021-06-13 07:01:36,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:36,532 INFO L129 PetriNetUnfolder]: 267/847 cut-off events. [2021-06-13 07:01:36,532 INFO L130 PetriNetUnfolder]: For 272/272 co-relation queries the response was YES. [2021-06-13 07:01:36,535 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1658 conditions, 847 events. 267/847 cut-off events. For 272/272 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 5592 event pairs, 64 based on Foata normal form. 112/916 useless extension candidates. Maximal degree in co-relation 1623. Up to 208 conditions per place. [2021-06-13 07:01:36,536 INFO L132 encePairwiseOnDemand]: 72/87 looper letters, 18 selfloop transitions, 16 changer transitions 30/116 dead transitions. [2021-06-13 07:01:36,536 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 116 transitions, 455 flow [2021-06-13 07:01:36,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:01:36,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:01:36,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 617 transitions. [2021-06-13 07:01:36,539 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7879948914431673 [2021-06-13 07:01:36,539 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 617 transitions. [2021-06-13 07:01:36,539 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 617 transitions. [2021-06-13 07:01:36,540 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:36,540 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 617 transitions. [2021-06-13 07:01:36,542 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 68.55555555555556) internal successors, (617), 9 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,543 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 87.0) internal successors, (870), 10 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,544 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 87.0) internal successors, (870), 10 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,544 INFO L185 Difference]: Start difference. First operand has 83 places, 80 transitions, 241 flow. Second operand 9 states and 617 transitions. [2021-06-13 07:01:36,544 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 116 transitions, 455 flow [2021-06-13 07:01:36,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 116 transitions, 451 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-06-13 07:01:36,550 INFO L241 Difference]: Finished difference. Result has 98 places, 80 transitions, 331 flow [2021-06-13 07:01:36,550 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=87, PETRI_DIFFERENCE_MINUEND_FLOW=219, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=331, PETRI_PLACES=98, PETRI_TRANSITIONS=80} [2021-06-13 07:01:36,550 INFO L335 CegarLoopForPetriNet]: 87 programPoint places, 11 predicate places. [2021-06-13 07:01:36,551 INFO L482 AbstractCegarLoop]: Abstraction has has 98 places, 80 transitions, 331 flow [2021-06-13 07:01:36,551 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 61.166666666666664) internal successors, (367), 6 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,551 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:36,551 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:36,551 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 07:01:36,551 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:36,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:36,552 INFO L82 PathProgramCache]: Analyzing trace with hash -114511273, now seen corresponding path program 1 times [2021-06-13 07:01:36,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:36,552 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690615476] [2021-06-13 07:01:36,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:36,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:36,628 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-06-13 07:01:36,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:01:36,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-13 07:01:36,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:36,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:36,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:36,642 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:36,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690615476] [2021-06-13 07:01:36,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690615476] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:36,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:36,642 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:01:36,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726819669] [2021-06-13 07:01:36,642 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:01:36,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:36,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:01:36,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:01:36,643 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 60 out of 87 [2021-06-13 07:01:36,644 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 80 transitions, 331 flow. Second operand has 6 states, 6 states have (on average 61.666666666666664) internal successors, (370), 6 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,644 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:36,644 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 60 of 87 [2021-06-13 07:01:36,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:36,699 INFO L129 PetriNetUnfolder]: 11/139 cut-off events. [2021-06-13 07:01:36,699 INFO L130 PetriNetUnfolder]: For 395/570 co-relation queries the response was YES. [2021-06-13 07:01:36,700 INFO L84 FinitePrefix]: Finished finitePrefix Result has 406 conditions, 139 events. 11/139 cut-off events. For 395/570 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 342 event pairs, 0 based on Foata normal form. 22/156 useless extension candidates. Maximal degree in co-relation 362. Up to 30 conditions per place. [2021-06-13 07:01:36,700 INFO L132 encePairwiseOnDemand]: 73/87 looper letters, 0 selfloop transitions, 0 changer transitions 81/81 dead transitions. [2021-06-13 07:01:36,700 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 81 transitions, 419 flow [2021-06-13 07:01:36,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:01:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:01:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 575 transitions. [2021-06-13 07:01:36,701 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7343550446998723 [2021-06-13 07:01:36,701 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 575 transitions. [2021-06-13 07:01:36,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 575 transitions. [2021-06-13 07:01:36,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:36,702 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 575 transitions. [2021-06-13 07:01:36,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 63.888888888888886) internal successors, (575), 9 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 87.0) internal successors, (870), 10 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,704 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 87.0) internal successors, (870), 10 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,704 INFO L185 Difference]: Start difference. First operand has 98 places, 80 transitions, 331 flow. Second operand 9 states and 575 transitions. [2021-06-13 07:01:36,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 81 transitions, 419 flow [2021-06-13 07:01:36,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 81 transitions, 336 flow, removed 25 selfloop flow, removed 10 redundant places. [2021-06-13 07:01:36,706 INFO L241 Difference]: Finished difference. Result has 93 places, 0 transitions, 0 flow [2021-06-13 07:01:36,707 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=87, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=0, PETRI_PLACES=93, PETRI_TRANSITIONS=0} [2021-06-13 07:01:36,707 INFO L335 CegarLoopForPetriNet]: 87 programPoint places, 6 predicate places. [2021-06-13 07:01:36,707 INFO L482 AbstractCegarLoop]: Abstraction has has 93 places, 0 transitions, 0 flow [2021-06-13 07:01:36,707 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 61.666666666666664) internal successors, (370), 6 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,707 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 07:01:36,707 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of1ForFork2 was SAFE (3/5) [2021-06-13 07:01:36,708 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-13 07:01:36,709 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:36,709 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:36,709 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:36,709 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:36,709 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:36,709 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:36,709 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:36,709 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:01:36,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:36,715 INFO L129 PetriNetUnfolder]: 8/95 cut-off events. [2021-06-13 07:01:36,715 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:36,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 95 events. 8/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 150 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 81. Up to 4 conditions per place. [2021-06-13 07:01:36,715 INFO L82 GeneralOperation]: Start removeDead. Operand has 89 places, 87 transitions, 189 flow [2021-06-13 07:01:36,716 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 85 transitions, 181 flow [2021-06-13 07:01:36,720 INFO L129 PetriNetUnfolder]: 5/79 cut-off events. [2021-06-13 07:01:36,720 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:36,720 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:36,720 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:36,720 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-13 07:01:36,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:36,720 INFO L82 PathProgramCache]: Analyzing trace with hash -616361995, now seen corresponding path program 1 times [2021-06-13 07:01:36,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:36,721 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294893549] [2021-06-13 07:01:36,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:36,729 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:36,735 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:36,750 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:01:36,750 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:01:36,750 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 07:01:36,750 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (4/5) [2021-06-13 07:01:36,750 WARN L243 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-13 07:01:36,750 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-06-13 07:01:36,761 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,761 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,761 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,761 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,762 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,763 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,764 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,765 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,766 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,767 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,768 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,769 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,771 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,772 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,773 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,773 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,773 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,777 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,777 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,778 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,778 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,778 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,778 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,778 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,779 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,779 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,779 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,779 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,779 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,780 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,781 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,781 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,781 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,781 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,785 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,786 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,789 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,789 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,790 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,790 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,790 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,790 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:36,790 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:01:36,791 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:36,793 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:36,793 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:36,793 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:36,793 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:36,793 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:36,793 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:36,793 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:36,793 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-13 07:01:36,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,806 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:36,806 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:36,806 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:36,806 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,806 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:36,807 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:36,807 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:36,807 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/7) [2021-06-13 07:01:36,807 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:36,808 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:36,808 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:36,808 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:36,809 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:36,809 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:36,809 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:36,809 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:36,809 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread2of2ForFork2======== [2021-06-13 07:01:36,811 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,821 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:36,821 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:36,821 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:36,822 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,822 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:36,822 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:36,822 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:36,822 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread2of2ForFork2 was SAFE (2/7) [2021-06-13 07:01:36,822 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:36,824 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:36,824 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:36,824 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:36,824 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:36,824 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:36,824 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:36,824 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:36,824 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3======== [2021-06-13 07:01:36,827 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,838 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:36,838 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:36,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:36,839 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,839 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:36,840 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:36,840 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:36,840 INFO L301 ceAbstractionStarter]: Result for error location thr3 was SAFE (3/7) [2021-06-13 07:01:36,840 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:36,841 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:36,841 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:36,841 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:36,842 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:36,842 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:36,842 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:36,842 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:36,842 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread1of2ForFork1======== [2021-06-13 07:01:36,843 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,856 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:36,856 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:36,857 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:36,857 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:36,858 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 109 transitions, 236 flow [2021-06-13 07:01:36,872 INFO L129 PetriNetUnfolder]: 9/106 cut-off events. [2021-06-13 07:01:36,872 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-13 07:01:36,872 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:36,872 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:36,872 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:36,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:36,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1697781635, now seen corresponding path program 1 times [2021-06-13 07:01:36,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:36,873 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616884022] [2021-06-13 07:01:36,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:36,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:36,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:36,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:36,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:36,931 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:36,931 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616884022] [2021-06-13 07:01:36,931 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616884022] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:36,931 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:36,931 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:01:36,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958884468] [2021-06-13 07:01:36,932 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:01:36,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:36,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:01:36,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:01:36,933 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 134 [2021-06-13 07:01:36,933 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 109 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,933 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:36,933 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 134 [2021-06-13 07:01:36,933 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:36,958 INFO L129 PetriNetUnfolder]: 31/210 cut-off events. [2021-06-13 07:01:36,958 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:36,959 INFO L84 FinitePrefix]: Finished finitePrefix Result has 282 conditions, 210 events. 31/210 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 793 event pairs, 5 based on Foata normal form. 101/288 useless extension candidates. Maximal degree in co-relation 254. Up to 33 conditions per place. [2021-06-13 07:01:36,960 INFO L132 encePairwiseOnDemand]: 121/134 looper letters, 8 selfloop transitions, 4 changer transitions 0/97 dead transitions. [2021-06-13 07:01:36,960 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 97 transitions, 236 flow [2021-06-13 07:01:36,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:01:36,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:01:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 361 transitions. [2021-06-13 07:01:36,961 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8980099502487562 [2021-06-13 07:01:36,961 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 361 transitions. [2021-06-13 07:01:36,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 361 transitions. [2021-06-13 07:01:36,961 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:36,961 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 361 transitions. [2021-06-13 07:01:36,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,963 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,963 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,963 INFO L185 Difference]: Start difference. First operand has 110 places, 109 transitions, 236 flow. Second operand 3 states and 361 transitions. [2021-06-13 07:01:36,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 97 transitions, 236 flow [2021-06-13 07:01:36,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 97 transitions, 232 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:36,965 INFO L241 Difference]: Finished difference. Result has 101 places, 95 transitions, 228 flow [2021-06-13 07:01:36,965 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=228, PETRI_PLACES=101, PETRI_TRANSITIONS=95} [2021-06-13 07:01:36,965 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -9 predicate places. [2021-06-13 07:01:36,965 INFO L482 AbstractCegarLoop]: Abstraction has has 101 places, 95 transitions, 228 flow [2021-06-13 07:01:36,966 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:36,966 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:36,966 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:36,966 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 07:01:36,966 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:36,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:36,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1080104448, now seen corresponding path program 1 times [2021-06-13 07:01:36,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:36,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568704717] [2021-06-13 07:01:36,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:37,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:37,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:37,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:37,013 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:37,013 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568704717] [2021-06-13 07:01:37,013 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568704717] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:37,014 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:37,014 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:37,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521810440] [2021-06-13 07:01:37,014 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:37,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:37,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:37,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:37,015 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 134 [2021-06-13 07:01:37,016 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 95 transitions, 228 flow. Second operand has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,016 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:37,016 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 134 [2021-06-13 07:01:37,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:37,291 INFO L129 PetriNetUnfolder]: 636/2723 cut-off events. [2021-06-13 07:01:37,291 INFO L130 PetriNetUnfolder]: For 141/141 co-relation queries the response was YES. [2021-06-13 07:01:37,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4149 conditions, 2723 events. 636/2723 cut-off events. For 141/141 co-relation queries the response was YES. Maximal size of possible extension queue 225. Compared 27861 event pairs, 157 based on Foata normal form. 0/2439 useless extension candidates. Maximal degree in co-relation 4118. Up to 358 conditions per place. [2021-06-13 07:01:37,308 INFO L132 encePairwiseOnDemand]: 122/134 looper letters, 20 selfloop transitions, 13 changer transitions 0/114 dead transitions. [2021-06-13 07:01:37,308 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 114 transitions, 332 flow [2021-06-13 07:01:37,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 07:01:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-13 07:01:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 444 transitions. [2021-06-13 07:01:37,310 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8283582089552238 [2021-06-13 07:01:37,310 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 444 transitions. [2021-06-13 07:01:37,310 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 444 transitions. [2021-06-13 07:01:37,310 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:37,310 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 444 transitions. [2021-06-13 07:01:37,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,311 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 134.0) internal successors, (670), 5 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,311 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 134.0) internal successors, (670), 5 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,311 INFO L185 Difference]: Start difference. First operand has 101 places, 95 transitions, 228 flow. Second operand 4 states and 444 transitions. [2021-06-13 07:01:37,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 114 transitions, 332 flow [2021-06-13 07:01:37,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 114 transitions, 324 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:37,314 INFO L241 Difference]: Finished difference. Result has 104 places, 107 transitions, 311 flow [2021-06-13 07:01:37,315 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=311, PETRI_PLACES=104, PETRI_TRANSITIONS=107} [2021-06-13 07:01:37,315 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -6 predicate places. [2021-06-13 07:01:37,315 INFO L482 AbstractCegarLoop]: Abstraction has has 104 places, 107 transitions, 311 flow [2021-06-13 07:01:37,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,315 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:37,315 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:37,315 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-13 07:01:37,315 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:37,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:37,315 INFO L82 PathProgramCache]: Analyzing trace with hash 41407946, now seen corresponding path program 1 times [2021-06-13 07:01:37,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:37,316 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403457011] [2021-06-13 07:01:37,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:37,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,336 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-06-13 07:01:37,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:01:37,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:37,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:37,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:37,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403457011] [2021-06-13 07:01:37,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403457011] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:37,345 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:37,345 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:37,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455693907] [2021-06-13 07:01:37,345 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:37,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:37,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:37,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:37,346 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 134 [2021-06-13 07:01:37,346 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 107 transitions, 311 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,346 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:37,346 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 134 [2021-06-13 07:01:37,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:37,491 INFO L129 PetriNetUnfolder]: 194/1154 cut-off events. [2021-06-13 07:01:37,491 INFO L130 PetriNetUnfolder]: For 124/124 co-relation queries the response was YES. [2021-06-13 07:01:37,494 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2076 conditions, 1154 events. 194/1154 cut-off events. For 124/124 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 9176 event pairs, 78 based on Foata normal form. 585/1692 useless extension candidates. Maximal degree in co-relation 2043. Up to 351 conditions per place. [2021-06-13 07:01:37,496 INFO L132 encePairwiseOnDemand]: 118/134 looper letters, 13 selfloop transitions, 11 changer transitions 31/114 dead transitions. [2021-06-13 07:01:37,496 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 114 transitions, 401 flow [2021-06-13 07:01:37,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:01:37,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:01:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 478 transitions. [2021-06-13 07:01:37,497 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7134328358208956 [2021-06-13 07:01:37,497 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 478 transitions. [2021-06-13 07:01:37,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 478 transitions. [2021-06-13 07:01:37,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:37,497 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 478 transitions. [2021-06-13 07:01:37,498 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 95.6) internal successors, (478), 5 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,499 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 134.0) internal successors, (804), 6 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,499 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 134.0) internal successors, (804), 6 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,499 INFO L185 Difference]: Start difference. First operand has 104 places, 107 transitions, 311 flow. Second operand 5 states and 478 transitions. [2021-06-13 07:01:37,499 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 114 transitions, 401 flow [2021-06-13 07:01:37,501 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 114 transitions, 389 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:37,502 INFO L241 Difference]: Finished difference. Result has 107 places, 83 transitions, 231 flow [2021-06-13 07:01:37,502 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=231, PETRI_PLACES=107, PETRI_TRANSITIONS=83} [2021-06-13 07:01:37,502 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -3 predicate places. [2021-06-13 07:01:37,502 INFO L482 AbstractCegarLoop]: Abstraction has has 107 places, 83 transitions, 231 flow [2021-06-13 07:01:37,502 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,503 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:37,503 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:37,503 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-13 07:01:37,503 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:37,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:37,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1655301294, now seen corresponding path program 2 times [2021-06-13 07:01:37,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:37,504 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335222960] [2021-06-13 07:01:37,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:37,514 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:37,524 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:37,535 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:01:37,535 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:01:37,535 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-13 07:01:37,535 INFO L301 ceAbstractionStarter]: Result for error location thr3Thread1of2ForFork1 was UNSAFE (4/7) [2021-06-13 07:01:37,536 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:37,537 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:37,537 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:37,537 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:37,538 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:37,538 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:37,538 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:37,538 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:37,538 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of2ForFork2======== [2021-06-13 07:01:37,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:37,544 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:37,545 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:37,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:37,545 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:37,547 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 109 transitions, 236 flow [2021-06-13 07:01:37,552 INFO L129 PetriNetUnfolder]: 4/54 cut-off events. [2021-06-13 07:01:37,552 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:37,552 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:37,552 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:37,552 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:37,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:37,552 INFO L82 PathProgramCache]: Analyzing trace with hash 78766840, now seen corresponding path program 1 times [2021-06-13 07:01:37,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:37,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310294986] [2021-06-13 07:01:37,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:37,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:37,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:37,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:37,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:37,625 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:37,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310294986] [2021-06-13 07:01:37,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310294986] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:37,626 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:37,626 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:37,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980592943] [2021-06-13 07:01:37,626 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:37,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:37,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:37,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:37,627 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 134 [2021-06-13 07:01:37,628 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 109 transitions, 236 flow. Second operand has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,640 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:37,640 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 134 [2021-06-13 07:01:37,640 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:37,848 INFO L129 PetriNetUnfolder]: 1010/2813 cut-off events. [2021-06-13 07:01:37,848 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:37,860 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4262 conditions, 2813 events. 1010/2813 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 250. Compared 24733 event pairs, 132 based on Foata normal form. 1035/3371 useless extension candidates. Maximal degree in co-relation 4233. Up to 409 conditions per place. [2021-06-13 07:01:37,872 INFO L132 encePairwiseOnDemand]: 115/134 looper letters, 24 selfloop transitions, 17 changer transitions 0/120 dead transitions. [2021-06-13 07:01:37,872 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 120 transitions, 340 flow [2021-06-13 07:01:37,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:01:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:01:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 585 transitions. [2021-06-13 07:01:37,873 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8731343283582089 [2021-06-13 07:01:37,873 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 585 transitions. [2021-06-13 07:01:37,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 585 transitions. [2021-06-13 07:01:37,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:37,874 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 585 transitions. [2021-06-13 07:01:37,874 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 117.0) internal successors, (585), 5 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,875 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 134.0) internal successors, (804), 6 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,875 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 134.0) internal successors, (804), 6 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,875 INFO L185 Difference]: Start difference. First operand has 110 places, 109 transitions, 236 flow. Second operand 5 states and 585 transitions. [2021-06-13 07:01:37,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 120 transitions, 340 flow [2021-06-13 07:01:37,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 120 transitions, 336 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:37,877 INFO L241 Difference]: Finished difference. Result has 105 places, 107 transitions, 336 flow [2021-06-13 07:01:37,877 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=336, PETRI_PLACES=105, PETRI_TRANSITIONS=107} [2021-06-13 07:01:37,877 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -5 predicate places. [2021-06-13 07:01:37,877 INFO L482 AbstractCegarLoop]: Abstraction has has 105 places, 107 transitions, 336 flow [2021-06-13 07:01:37,878 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 102.75) internal successors, (411), 4 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,878 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:37,878 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:37,878 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-13 07:01:37,878 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:37,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:37,878 INFO L82 PathProgramCache]: Analyzing trace with hash -46720357, now seen corresponding path program 1 times [2021-06-13 07:01:37,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:37,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301234066] [2021-06-13 07:01:37,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:37,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:37,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:37,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:37,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:37,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:37,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:37,915 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:37,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301234066] [2021-06-13 07:01:37,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301234066] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:37,915 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:37,915 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:01:37,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893769890] [2021-06-13 07:01:37,916 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:01:37,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:37,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:01:37,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:01:37,917 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 134 [2021-06-13 07:01:37,917 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 107 transitions, 336 flow. Second operand has 6 states, 6 states have (on average 86.16666666666667) internal successors, (517), 6 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:37,917 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:37,917 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 134 [2021-06-13 07:01:37,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:39,016 INFO L129 PetriNetUnfolder]: 5294/12245 cut-off events. [2021-06-13 07:01:39,016 INFO L130 PetriNetUnfolder]: For 4795/4795 co-relation queries the response was YES. [2021-06-13 07:01:39,097 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24782 conditions, 12245 events. 5294/12245 cut-off events. For 4795/4795 co-relation queries the response was YES. Maximal size of possible extension queue 792. Compared 124311 event pairs, 896 based on Foata normal form. 1597/13159 useless extension candidates. Maximal degree in co-relation 24746. Up to 1986 conditions per place. [2021-06-13 07:01:39,122 INFO L132 encePairwiseOnDemand]: 113/134 looper letters, 65 selfloop transitions, 45 changer transitions 21/197 dead transitions. [2021-06-13 07:01:39,122 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 197 transitions, 886 flow [2021-06-13 07:01:39,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:01:39,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:01:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 910 transitions. [2021-06-13 07:01:39,124 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7545605306799337 [2021-06-13 07:01:39,124 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 910 transitions. [2021-06-13 07:01:39,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 910 transitions. [2021-06-13 07:01:39,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:39,125 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 910 transitions. [2021-06-13 07:01:39,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 101.11111111111111) internal successors, (910), 9 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,127 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 134.0) internal successors, (1340), 10 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,128 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 134.0) internal successors, (1340), 10 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,128 INFO L185 Difference]: Start difference. First operand has 105 places, 107 transitions, 336 flow. Second operand 9 states and 910 transitions. [2021-06-13 07:01:39,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 197 transitions, 886 flow [2021-06-13 07:01:39,131 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 197 transitions, 876 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-06-13 07:01:39,134 INFO L241 Difference]: Finished difference. Result has 120 places, 139 transitions, 695 flow [2021-06-13 07:01:39,134 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=303, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=695, PETRI_PLACES=120, PETRI_TRANSITIONS=139} [2021-06-13 07:01:39,134 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, 10 predicate places. [2021-06-13 07:01:39,134 INFO L482 AbstractCegarLoop]: Abstraction has has 120 places, 139 transitions, 695 flow [2021-06-13 07:01:39,134 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 86.16666666666667) internal successors, (517), 6 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,135 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:39,135 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:39,135 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-13 07:01:39,135 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:39,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:39,135 INFO L82 PathProgramCache]: Analyzing trace with hash 425590775, now seen corresponding path program 1 times [2021-06-13 07:01:39,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:39,137 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860795012] [2021-06-13 07:01:39,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:39,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,161 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-06-13 07:01:39,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:01:39,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-13 07:01:39,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:39,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:39,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:39,175 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:39,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860795012] [2021-06-13 07:01:39,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860795012] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:39,175 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:39,175 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:01:39,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39342424] [2021-06-13 07:01:39,176 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:01:39,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:39,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:01:39,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:01:39,177 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 134 [2021-06-13 07:01:39,177 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 139 transitions, 695 flow. Second operand has 6 states, 6 states have (on average 86.66666666666667) internal successors, (520), 6 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,177 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:39,177 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 134 [2021-06-13 07:01:39,177 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:39,375 INFO L129 PetriNetUnfolder]: 203/1349 cut-off events. [2021-06-13 07:01:39,375 INFO L130 PetriNetUnfolder]: For 4843/6369 co-relation queries the response was YES. [2021-06-13 07:01:39,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3901 conditions, 1349 events. 203/1349 cut-off events. For 4843/6369 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 11449 event pairs, 18 based on Foata normal form. 256/1495 useless extension candidates. Maximal degree in co-relation 3856. Up to 248 conditions per place. [2021-06-13 07:01:39,381 INFO L132 encePairwiseOnDemand]: 112/134 looper letters, 0 selfloop transitions, 0 changer transitions 142/142 dead transitions. [2021-06-13 07:01:39,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 142 transitions, 891 flow [2021-06-13 07:01:39,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:01:39,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:01:39,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 855 transitions. [2021-06-13 07:01:39,383 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7089552238805971 [2021-06-13 07:01:39,383 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 855 transitions. [2021-06-13 07:01:39,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 855 transitions. [2021-06-13 07:01:39,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:39,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 855 transitions. [2021-06-13 07:01:39,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 95.0) internal successors, (855), 9 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,386 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 134.0) internal successors, (1340), 10 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,386 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 134.0) internal successors, (1340), 10 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,386 INFO L185 Difference]: Start difference. First operand has 120 places, 139 transitions, 695 flow. Second operand 9 states and 855 transitions. [2021-06-13 07:01:39,386 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 142 transitions, 891 flow [2021-06-13 07:01:39,395 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 142 transitions, 775 flow, removed 53 selfloop flow, removed 3 redundant places. [2021-06-13 07:01:39,396 INFO L241 Difference]: Finished difference. Result has 122 places, 0 transitions, 0 flow [2021-06-13 07:01:39,396 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=523, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=0, PETRI_PLACES=122, PETRI_TRANSITIONS=0} [2021-06-13 07:01:39,396 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, 12 predicate places. [2021-06-13 07:01:39,396 INFO L482 AbstractCegarLoop]: Abstraction has has 122 places, 0 transitions, 0 flow [2021-06-13 07:01:39,396 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 86.66666666666667) internal successors, (520), 6 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-13 07:01:39,396 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of2ForFork2 was SAFE (5/7) [2021-06-13 07:01:39,397 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:39,397 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:39,397 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:39,397 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:39,397 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:39,397 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:39,397 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:39,397 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:39,397 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread2of2ForFork1======== [2021-06-13 07:01:39,398 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:39,405 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:39,405 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:39,405 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:39,405 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:39,406 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 109 transitions, 236 flow [2021-06-13 07:01:39,412 INFO L129 PetriNetUnfolder]: 12/130 cut-off events. [2021-06-13 07:01:39,412 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:39,412 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:39,412 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:39,412 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:39,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:39,412 INFO L82 PathProgramCache]: Analyzing trace with hash -848027191, now seen corresponding path program 1 times [2021-06-13 07:01:39,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:39,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409933104] [2021-06-13 07:01:39,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:39,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:39,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:01:39,434 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:39,434 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409933104] [2021-06-13 07:01:39,434 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409933104] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:39,434 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:39,434 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:01:39,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551050970] [2021-06-13 07:01:39,434 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:01:39,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:39,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:01:39,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:01:39,435 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 134 [2021-06-13 07:01:39,435 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 109 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,435 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:39,435 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 134 [2021-06-13 07:01:39,435 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:39,454 INFO L129 PetriNetUnfolder]: 31/210 cut-off events. [2021-06-13 07:01:39,455 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:39,455 INFO L84 FinitePrefix]: Finished finitePrefix Result has 282 conditions, 210 events. 31/210 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 793 event pairs, 5 based on Foata normal form. 101/288 useless extension candidates. Maximal degree in co-relation 254. Up to 33 conditions per place. [2021-06-13 07:01:39,482 INFO L132 encePairwiseOnDemand]: 121/134 looper letters, 8 selfloop transitions, 4 changer transitions 0/97 dead transitions. [2021-06-13 07:01:39,483 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 97 transitions, 236 flow [2021-06-13 07:01:39,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:01:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:01:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 361 transitions. [2021-06-13 07:01:39,484 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8980099502487562 [2021-06-13 07:01:39,484 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 361 transitions. [2021-06-13 07:01:39,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 361 transitions. [2021-06-13 07:01:39,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:39,484 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 361 transitions. [2021-06-13 07:01:39,485 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,485 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,486 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 134.0) internal successors, (536), 4 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,486 INFO L185 Difference]: Start difference. First operand has 110 places, 109 transitions, 236 flow. Second operand 3 states and 361 transitions. [2021-06-13 07:01:39,486 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 97 transitions, 236 flow [2021-06-13 07:01:39,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 97 transitions, 232 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:39,487 INFO L241 Difference]: Finished difference. Result has 101 places, 95 transitions, 228 flow [2021-06-13 07:01:39,488 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=228, PETRI_PLACES=101, PETRI_TRANSITIONS=95} [2021-06-13 07:01:39,488 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -9 predicate places. [2021-06-13 07:01:39,488 INFO L482 AbstractCegarLoop]: Abstraction has has 101 places, 95 transitions, 228 flow [2021-06-13 07:01:39,488 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,488 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:39,488 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:39,488 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-13 07:01:39,488 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:39,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:39,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1367407052, now seen corresponding path program 1 times [2021-06-13 07:01:39,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:39,490 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161826834] [2021-06-13 07:01:39,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:39,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:39,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:39,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:01:39,524 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:39,524 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161826834] [2021-06-13 07:01:39,524 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161826834] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:39,524 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:39,524 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:39,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824008151] [2021-06-13 07:01:39,525 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:39,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:39,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:39,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:39,525 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 134 [2021-06-13 07:01:39,526 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 95 transitions, 228 flow. Second operand has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,526 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:39,526 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 134 [2021-06-13 07:01:39,526 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:39,706 INFO L129 PetriNetUnfolder]: 636/2723 cut-off events. [2021-06-13 07:01:39,706 INFO L130 PetriNetUnfolder]: For 141/141 co-relation queries the response was YES. [2021-06-13 07:01:39,720 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4149 conditions, 2723 events. 636/2723 cut-off events. For 141/141 co-relation queries the response was YES. Maximal size of possible extension queue 225. Compared 27861 event pairs, 157 based on Foata normal form. 0/2439 useless extension candidates. Maximal degree in co-relation 4118. Up to 358 conditions per place. [2021-06-13 07:01:39,728 INFO L132 encePairwiseOnDemand]: 122/134 looper letters, 20 selfloop transitions, 13 changer transitions 0/114 dead transitions. [2021-06-13 07:01:39,728 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 114 transitions, 332 flow [2021-06-13 07:01:39,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 07:01:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-13 07:01:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 444 transitions. [2021-06-13 07:01:39,729 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8283582089552238 [2021-06-13 07:01:39,730 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 444 transitions. [2021-06-13 07:01:39,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 444 transitions. [2021-06-13 07:01:39,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:39,730 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 444 transitions. [2021-06-13 07:01:39,730 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,731 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 134.0) internal successors, (670), 5 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,731 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 134.0) internal successors, (670), 5 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,731 INFO L185 Difference]: Start difference. First operand has 101 places, 95 transitions, 228 flow. Second operand 4 states and 444 transitions. [2021-06-13 07:01:39,731 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 114 transitions, 332 flow [2021-06-13 07:01:39,734 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 114 transitions, 324 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:39,736 INFO L241 Difference]: Finished difference. Result has 104 places, 107 transitions, 311 flow [2021-06-13 07:01:39,736 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=311, PETRI_PLACES=104, PETRI_TRANSITIONS=107} [2021-06-13 07:01:39,736 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -6 predicate places. [2021-06-13 07:01:39,736 INFO L482 AbstractCegarLoop]: Abstraction has has 104 places, 107 transitions, 311 flow [2021-06-13 07:01:39,737 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,737 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:39,737 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:39,737 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-13 07:01:39,737 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:39,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:39,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1332568185, now seen corresponding path program 1 times [2021-06-13 07:01:39,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:39,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604575884] [2021-06-13 07:01:39,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:39,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:39,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:39,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:39,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:01:39,778 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:39,778 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604575884] [2021-06-13 07:01:39,778 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604575884] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:39,779 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:39,779 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:39,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065535041] [2021-06-13 07:01:39,780 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:39,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:39,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:39,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:39,780 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 134 [2021-06-13 07:01:39,781 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 107 transitions, 311 flow. Second operand has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,781 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:39,781 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 134 [2021-06-13 07:01:39,781 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:39,914 INFO L129 PetriNetUnfolder]: 194/1154 cut-off events. [2021-06-13 07:01:39,914 INFO L130 PetriNetUnfolder]: For 124/124 co-relation queries the response was YES. [2021-06-13 07:01:39,917 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2076 conditions, 1154 events. 194/1154 cut-off events. For 124/124 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 9176 event pairs, 78 based on Foata normal form. 585/1692 useless extension candidates. Maximal degree in co-relation 2043. Up to 351 conditions per place. [2021-06-13 07:01:39,918 INFO L132 encePairwiseOnDemand]: 118/134 looper letters, 13 selfloop transitions, 11 changer transitions 31/114 dead transitions. [2021-06-13 07:01:39,919 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 114 transitions, 401 flow [2021-06-13 07:01:39,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:01:39,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:01:39,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 478 transitions. [2021-06-13 07:01:39,920 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7134328358208956 [2021-06-13 07:01:39,920 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 478 transitions. [2021-06-13 07:01:39,920 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 478 transitions. [2021-06-13 07:01:39,920 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:39,920 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 478 transitions. [2021-06-13 07:01:39,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 95.6) internal successors, (478), 5 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,922 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 134.0) internal successors, (804), 6 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,922 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 134.0) internal successors, (804), 6 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,922 INFO L185 Difference]: Start difference. First operand has 104 places, 107 transitions, 311 flow. Second operand 5 states and 478 transitions. [2021-06-13 07:01:39,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 114 transitions, 401 flow [2021-06-13 07:01:39,924 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 114 transitions, 389 flow, removed 4 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:39,925 INFO L241 Difference]: Finished difference. Result has 107 places, 83 transitions, 231 flow [2021-06-13 07:01:39,925 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=257, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=231, PETRI_PLACES=107, PETRI_TRANSITIONS=83} [2021-06-13 07:01:39,925 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -3 predicate places. [2021-06-13 07:01:39,925 INFO L482 AbstractCegarLoop]: Abstraction has has 107 places, 83 transitions, 231 flow [2021-06-13 07:01:39,925 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 88.25) internal successors, (353), 4 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:39,926 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:39,926 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:39,926 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-13 07:01:39,926 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:39,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:39,926 INFO L82 PathProgramCache]: Analyzing trace with hash -224344071, now seen corresponding path program 2 times [2021-06-13 07:01:39,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:39,926 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181776411] [2021-06-13 07:01:39,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:39,933 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:39,940 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:39,946 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:01:39,946 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:01:39,946 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-13 07:01:39,947 INFO L301 ceAbstractionStarter]: Result for error location thr3Thread2of2ForFork1 was UNSAFE (6/7) [2021-06-13 07:01:39,947 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-13 07:01:39,947 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:39,947 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:39,947 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:39,947 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:39,947 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:39,948 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:39,948 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:39,948 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:01:39,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:39,956 INFO L129 PetriNetUnfolder]: 12/131 cut-off events. [2021-06-13 07:01:39,956 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:39,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 131 events. 12/131 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 260 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 142. Up to 6 conditions per place. [2021-06-13 07:01:39,956 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 134 transitions, 304 flow [2021-06-13 07:01:39,957 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 109 transitions, 236 flow [2021-06-13 07:01:39,963 INFO L129 PetriNetUnfolder]: 9/116 cut-off events. [2021-06-13 07:01:39,963 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-13 07:01:39,963 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:39,963 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:39,963 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-13 07:01:39,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:39,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1161230328, now seen corresponding path program 1 times [2021-06-13 07:01:39,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:39,964 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763071075] [2021-06-13 07:01:39,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:39,970 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:39,974 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:39,978 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:01:39,978 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:01:39,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-13 07:01:39,979 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (7/7) [2021-06-13 07:01:39,979 WARN L243 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-13 07:01:39,979 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,994 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,995 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,996 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,997 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,998 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:39,999 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,000 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,001 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,002 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,003 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,004 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,005 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,006 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,007 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,008 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,009 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,010 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,011 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,012 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,012 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,013 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,013 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,014 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,014 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,014 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,015 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,015 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,015 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,015 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,015 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,016 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,017 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of3ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,018 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of3ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,019 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,019 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,019 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,019 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,020 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,020 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,021 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,021 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,021 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,021 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,021 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,021 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,022 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,022 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,022 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,022 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,022 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,022 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:01:40,023 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:01:40,023 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:40,024 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:40,024 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:40,024 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:40,024 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:40,024 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:40,024 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:40,024 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:40,024 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-13 07:01:40,025 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:40,034 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:01:40,035 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:40,035 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:01:40,035 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:40,036 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:40,036 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:40,036 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:40,036 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/9) [2021-06-13 07:01:40,036 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:40,037 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:40,037 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:40,037 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:40,037 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:40,037 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:40,037 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:40,037 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:40,037 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread3of3ForFork1======== [2021-06-13 07:01:40,038 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:40,049 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:01:40,049 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:40,050 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:01:40,050 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:40,050 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 133 transitions, 293 flow [2021-06-13 07:01:40,061 INFO L129 PetriNetUnfolder]: 16/165 cut-off events. [2021-06-13 07:01:40,061 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:40,061 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:40,061 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:40,061 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:40,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:40,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1626456492, now seen corresponding path program 1 times [2021-06-13 07:01:40,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:40,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388879035] [2021-06-13 07:01:40,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:40,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:40,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:40,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-13 07:01:40,091 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:40,091 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388879035] [2021-06-13 07:01:40,091 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388879035] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:40,091 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:40,091 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:01:40,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353287980] [2021-06-13 07:01:40,092 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:01:40,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:40,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:01:40,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:01:40,093 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 181 [2021-06-13 07:01:40,093 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 133 transitions, 293 flow. Second operand has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:40,093 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:40,093 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 181 [2021-06-13 07:01:40,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:40,164 INFO L129 PetriNetUnfolder]: 232/752 cut-off events. [2021-06-13 07:01:40,165 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:40,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1108 conditions, 752 events. 232/752 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 4795 event pairs, 43 based on Foata normal form. 438/1087 useless extension candidates. Maximal degree in co-relation 1079. Up to 205 conditions per place. [2021-06-13 07:01:40,172 INFO L132 encePairwiseOnDemand]: 165/181 looper letters, 12 selfloop transitions, 5 changer transitions 0/121 dead transitions. [2021-06-13 07:01:40,172 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 121 transitions, 303 flow [2021-06-13 07:01:40,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:01:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:01:40,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 480 transitions. [2021-06-13 07:01:40,173 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8839779005524862 [2021-06-13 07:01:40,174 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 480 transitions. [2021-06-13 07:01:40,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 480 transitions. [2021-06-13 07:01:40,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:40,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 480 transitions. [2021-06-13 07:01:40,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 160.0) internal successors, (480), 3 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:40,175 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:40,176 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:40,176 INFO L185 Difference]: Start difference. First operand has 133 places, 133 transitions, 293 flow. Second operand 3 states and 480 transitions. [2021-06-13 07:01:40,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 121 transitions, 303 flow [2021-06-13 07:01:40,176 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 121 transitions, 295 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:40,177 INFO L241 Difference]: Finished difference. Result has 123 places, 118 transitions, 287 flow [2021-06-13 07:01:40,178 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=249, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=287, PETRI_PLACES=123, PETRI_TRANSITIONS=118} [2021-06-13 07:01:40,178 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -10 predicate places. [2021-06-13 07:01:40,178 INFO L482 AbstractCegarLoop]: Abstraction has has 123 places, 118 transitions, 287 flow [2021-06-13 07:01:40,178 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:40,178 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:40,178 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:40,178 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-13 07:01:40,178 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:40,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:40,179 INFO L82 PathProgramCache]: Analyzing trace with hash -933598345, now seen corresponding path program 1 times [2021-06-13 07:01:40,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:40,179 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621680865] [2021-06-13 07:01:40,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:40,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:40,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:40,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:40,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:40,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-13 07:01:40,203 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:40,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621680865] [2021-06-13 07:01:40,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621680865] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:40,204 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:40,204 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:40,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190356541] [2021-06-13 07:01:40,204 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:40,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:40,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:40,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:40,205 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 181 [2021-06-13 07:01:40,205 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 118 transitions, 287 flow. Second operand has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:40,206 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:40,206 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 181 [2021-06-13 07:01:40,206 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:41,737 INFO L129 PetriNetUnfolder]: 5213/17519 cut-off events. [2021-06-13 07:01:41,737 INFO L130 PetriNetUnfolder]: For 978/978 co-relation queries the response was YES. [2021-06-13 07:01:41,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27401 conditions, 17519 events. 5213/17519 cut-off events. For 978/978 co-relation queries the response was YES. Maximal size of possible extension queue 1212. Compared 229557 event pairs, 1349 based on Foata normal form. 0/15471 useless extension candidates. Maximal degree in co-relation 27369. Up to 2422 conditions per place. [2021-06-13 07:01:41,881 INFO L132 encePairwiseOnDemand]: 165/181 looper letters, 26 selfloop transitions, 18 changer transitions 0/144 dead transitions. [2021-06-13 07:01:41,882 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 144 transitions, 427 flow [2021-06-13 07:01:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 07:01:41,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-13 07:01:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 588 transitions. [2021-06-13 07:01:41,883 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8121546961325967 [2021-06-13 07:01:41,883 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 588 transitions. [2021-06-13 07:01:41,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 588 transitions. [2021-06-13 07:01:41,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:41,883 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 588 transitions. [2021-06-13 07:01:41,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 147.0) internal successors, (588), 4 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:41,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 181.0) internal successors, (905), 5 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:41,885 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 181.0) internal successors, (905), 5 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:41,885 INFO L185 Difference]: Start difference. First operand has 123 places, 118 transitions, 287 flow. Second operand 4 states and 588 transitions. [2021-06-13 07:01:41,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 144 transitions, 427 flow [2021-06-13 07:01:41,893 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 144 transitions, 417 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:41,967 INFO L241 Difference]: Finished difference. Result has 126 places, 135 transitions, 403 flow [2021-06-13 07:01:41,967 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=277, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=403, PETRI_PLACES=126, PETRI_TRANSITIONS=135} [2021-06-13 07:01:41,967 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -7 predicate places. [2021-06-13 07:01:41,967 INFO L482 AbstractCegarLoop]: Abstraction has has 126 places, 135 transitions, 403 flow [2021-06-13 07:01:41,968 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:41,968 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:41,968 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:41,968 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-13 07:01:41,968 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:41,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:41,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1643756252, now seen corresponding path program 1 times [2021-06-13 07:01:41,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:41,968 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137121715] [2021-06-13 07:01:41,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:41,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:41,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:41,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:41,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:41,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:41,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:41,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:41,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:41,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:41,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:41,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:41,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:41,999 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-13 07:01:41,999 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:41,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137121715] [2021-06-13 07:01:41,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137121715] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:41,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:41,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:41,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160433429] [2021-06-13 07:01:41,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:41,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:42,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:42,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:42,000 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 181 [2021-06-13 07:01:42,001 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 135 transitions, 403 flow. Second operand has 4 states, 4 states have (on average 113.25) internal successors, (453), 4 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:42,001 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:42,001 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 181 [2021-06-13 07:01:42,001 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:42,463 INFO L129 PetriNetUnfolder]: 954/4929 cut-off events. [2021-06-13 07:01:42,463 INFO L130 PetriNetUnfolder]: For 586/586 co-relation queries the response was YES. [2021-06-13 07:01:42,476 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8799 conditions, 4929 events. 954/4929 cut-off events. For 586/586 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 54014 event pairs, 377 based on Foata normal form. 3469/8151 useless extension candidates. Maximal degree in co-relation 8765. Up to 1440 conditions per place. [2021-06-13 07:01:42,480 INFO L132 encePairwiseOnDemand]: 159/181 looper letters, 16 selfloop transitions, 15 changer transitions 44/145 dead transitions. [2021-06-13 07:01:42,480 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 145 transitions, 525 flow [2021-06-13 07:01:42,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:01:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:01:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 621 transitions. [2021-06-13 07:01:42,482 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6861878453038674 [2021-06-13 07:01:42,482 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 621 transitions. [2021-06-13 07:01:42,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 621 transitions. [2021-06-13 07:01:42,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:42,483 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 621 transitions. [2021-06-13 07:01:42,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.2) internal successors, (621), 5 states have internal predecessors, (621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:42,485 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 181.0) internal successors, (1086), 6 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:42,485 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 181.0) internal successors, (1086), 6 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:42,485 INFO L185 Difference]: Start difference. First operand has 126 places, 135 transitions, 403 flow. Second operand 5 states and 621 transitions. [2021-06-13 07:01:42,485 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 145 transitions, 525 flow [2021-06-13 07:01:42,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 145 transitions, 511 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:42,492 INFO L241 Difference]: Finished difference. Result has 129 places, 101 transitions, 289 flow [2021-06-13 07:01:42,492 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=330, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=289, PETRI_PLACES=129, PETRI_TRANSITIONS=101} [2021-06-13 07:01:42,492 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -4 predicate places. [2021-06-13 07:01:42,492 INFO L482 AbstractCegarLoop]: Abstraction has has 129 places, 101 transitions, 289 flow [2021-06-13 07:01:42,493 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 113.25) internal successors, (453), 4 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:42,493 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:42,493 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:42,493 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-13 07:01:42,493 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:42,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:42,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1479921394, now seen corresponding path program 2 times [2021-06-13 07:01:42,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:42,493 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693161564] [2021-06-13 07:01:42,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:42,506 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:01:42,515 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:01:42,531 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:01:42,532 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:01:42,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-13 07:01:42,532 INFO L301 ceAbstractionStarter]: Result for error location thr3Thread3of3ForFork1 was UNSAFE (2/9) [2021-06-13 07:01:42,532 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:42,533 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:42,533 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:42,533 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:42,533 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:42,533 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:42,533 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:42,533 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:42,533 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3======== [2021-06-13 07:01:42,534 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:42,543 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:01:42,544 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:42,544 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:01:42,544 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:42,544 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:42,545 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:42,545 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:42,545 INFO L301 ceAbstractionStarter]: Result for error location thr3 was SAFE (3/9) [2021-06-13 07:01:42,545 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:42,546 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:42,546 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:42,546 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:42,546 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:42,546 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:42,546 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:42,546 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:42,546 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread3of3ForFork2======== [2021-06-13 07:01:42,547 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:42,556 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:01:42,556 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:42,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:01:42,557 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:42,557 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:01:42,557 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:01:42,558 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:42,558 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread3of3ForFork2 was SAFE (4/9) [2021-06-13 07:01:42,558 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:01:42,558 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:01:42,558 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:01:42,558 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:01:42,558 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:01:42,559 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:01:42,559 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:01:42,559 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:01:42,559 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of3ForFork2======== [2021-06-13 07:01:42,560 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:42,569 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:01:42,569 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:42,570 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:01:42,570 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:01:42,571 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 133 transitions, 293 flow [2021-06-13 07:01:42,573 INFO L129 PetriNetUnfolder]: 4/54 cut-off events. [2021-06-13 07:01:42,573 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:01:42,573 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:42,573 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:42,573 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:42,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:42,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1890395966, now seen corresponding path program 1 times [2021-06-13 07:01:42,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:42,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38494596] [2021-06-13 07:01:42,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:42,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:42,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:42,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:42,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:42,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:42,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:42,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:42,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:42,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:42,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:42,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38494596] [2021-06-13 07:01:42,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38494596] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:42,593 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:42,593 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:01:42,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474333525] [2021-06-13 07:01:42,593 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:01:42,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:42,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:01:42,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:01:42,594 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 181 [2021-06-13 07:01:42,595 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 133 transitions, 293 flow. Second operand has 4 states, 4 states have (on average 135.75) internal successors, (543), 4 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:42,595 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:42,595 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 181 [2021-06-13 07:01:42,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:01:43,988 INFO L129 PetriNetUnfolder]: 8205/18022 cut-off events. [2021-06-13 07:01:43,988 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:01:44,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28324 conditions, 18022 events. 8205/18022 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 1392. Compared 189239 event pairs, 911 based on Foata normal form. 6163/21159 useless extension candidates. Maximal degree in co-relation 28294. Up to 3017 conditions per place. [2021-06-13 07:01:44,148 INFO L132 encePairwiseOnDemand]: 158/181 looper letters, 33 selfloop transitions, 22 changer transitions 0/152 dead transitions. [2021-06-13 07:01:44,148 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 152 transitions, 441 flow [2021-06-13 07:01:44,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:01:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:01:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 770 transitions. [2021-06-13 07:01:44,150 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.850828729281768 [2021-06-13 07:01:44,150 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 770 transitions. [2021-06-13 07:01:44,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 770 transitions. [2021-06-13 07:01:44,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:01:44,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 770 transitions. [2021-06-13 07:01:44,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 154.0) internal successors, (770), 5 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:44,152 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 181.0) internal successors, (1086), 6 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:44,152 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 181.0) internal successors, (1086), 6 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:44,152 INFO L185 Difference]: Start difference. First operand has 133 places, 133 transitions, 293 flow. Second operand 5 states and 770 transitions. [2021-06-13 07:01:44,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 152 transitions, 441 flow [2021-06-13 07:01:44,153 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 152 transitions, 433 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-06-13 07:01:44,154 INFO L241 Difference]: Finished difference. Result has 127 places, 134 transitions, 429 flow [2021-06-13 07:01:44,155 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=249, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=429, PETRI_PLACES=127, PETRI_TRANSITIONS=134} [2021-06-13 07:01:44,155 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -6 predicate places. [2021-06-13 07:01:44,155 INFO L482 AbstractCegarLoop]: Abstraction has has 127 places, 134 transitions, 429 flow [2021-06-13 07:01:44,155 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 135.75) internal successors, (543), 4 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:44,155 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:01:44,155 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:01:44,155 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-13 07:01:44,155 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:01:44,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:01:44,155 INFO L82 PathProgramCache]: Analyzing trace with hash -147626262, now seen corresponding path program 1 times [2021-06-13 07:01:44,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:01:44,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525564420] [2021-06-13 07:01:44,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:01:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:01:44,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:44,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:44,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:44,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:44,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:44,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:44,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:44,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:01:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:01:44,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:01:44,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:01:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:01:44,189 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:01:44,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525564420] [2021-06-13 07:01:44,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525564420] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:01:44,189 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:01:44,189 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:01:44,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814882912] [2021-06-13 07:01:44,189 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:01:44,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:01:44,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:01:44,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:01:44,190 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 181 [2021-06-13 07:01:44,190 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 134 transitions, 429 flow. Second operand has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:01:44,191 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:01:44,191 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 181 [2021-06-13 07:01:44,191 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:03,549 INFO L129 PetriNetUnfolder]: 75512/145484 cut-off events. [2021-06-13 07:02:03,549 INFO L130 PetriNetUnfolder]: For 66140/66602 co-relation queries the response was YES. [2021-06-13 07:02:04,361 INFO L84 FinitePrefix]: Finished finitePrefix Result has 306069 conditions, 145484 events. 75512/145484 cut-off events. For 66140/66602 co-relation queries the response was YES. Maximal size of possible extension queue 7205. Compared 1747600 event pairs, 11318 based on Foata normal form. 19773/157775 useless extension candidates. Maximal degree in co-relation 306032. Up to 24457 conditions per place. [2021-06-13 07:02:04,571 INFO L132 encePairwiseOnDemand]: 154/181 looper letters, 97 selfloop transitions, 64 changer transitions 18/259 dead transitions. [2021-06-13 07:02:04,571 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 259 transitions, 1189 flow [2021-06-13 07:02:04,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:02:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:02:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1187 transitions. [2021-06-13 07:02:04,573 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7286678944137508 [2021-06-13 07:02:04,573 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1187 transitions. [2021-06-13 07:02:04,573 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1187 transitions. [2021-06-13 07:02:04,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:04,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1187 transitions. [2021-06-13 07:02:04,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 131.88888888888889) internal successors, (1187), 9 states have internal predecessors, (1187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:04,577 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 181.0) internal successors, (1810), 10 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:04,578 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 181.0) internal successors, (1810), 10 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:04,578 INFO L185 Difference]: Start difference. First operand has 127 places, 134 transitions, 429 flow. Second operand 9 states and 1187 transitions. [2021-06-13 07:02:04,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 259 transitions, 1189 flow [2021-06-13 07:02:04,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 259 transitions, 1178 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-06-13 07:02:04,604 INFO L241 Difference]: Finished difference. Result has 142 places, 185 transitions, 923 flow [2021-06-13 07:02:04,604 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=389, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=923, PETRI_PLACES=142, PETRI_TRANSITIONS=185} [2021-06-13 07:02:04,604 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, 9 predicate places. [2021-06-13 07:02:04,604 INFO L482 AbstractCegarLoop]: Abstraction has has 142 places, 185 transitions, 923 flow [2021-06-13 07:02:04,604 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 111.16666666666667) internal successors, (667), 6 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:04,605 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:04,605 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:04,605 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-13 07:02:04,605 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:04,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:04,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1177256787, now seen corresponding path program 1 times [2021-06-13 07:02:04,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:04,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530625294] [2021-06-13 07:02:04,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:04,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:04,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:04,628 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-06-13 07:02:04,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:02:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-13 07:02:04,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:04,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:04,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:04,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:04,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:04,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:02:04,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:04,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530625294] [2021-06-13 07:02:04,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530625294] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:04,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:04,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:02:04,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606575045] [2021-06-13 07:02:04,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:02:04,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:04,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:02:04,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:02:04,647 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 181 [2021-06-13 07:02:04,648 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 185 transitions, 923 flow. Second operand has 6 states, 6 states have (on average 111.66666666666667) internal successors, (670), 6 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:04,648 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:04,648 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 181 [2021-06-13 07:02:04,648 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:05,255 INFO L129 PetriNetUnfolder]: 975/5734 cut-off events. [2021-06-13 07:02:05,255 INFO L130 PetriNetUnfolder]: For 18538/23355 co-relation queries the response was YES. [2021-06-13 07:02:05,276 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15720 conditions, 5734 events. 975/5734 cut-off events. For 18538/23355 co-relation queries the response was YES. Maximal size of possible extension queue 294. Compared 66319 event pairs, 98 based on Foata normal form. 1314/6495 useless extension candidates. Maximal degree in co-relation 15674. Up to 918 conditions per place. [2021-06-13 07:02:05,279 INFO L132 encePairwiseOnDemand]: 152/181 looper letters, 0 selfloop transitions, 0 changer transitions 185/185 dead transitions. [2021-06-13 07:02:05,279 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 185 transitions, 1139 flow [2021-06-13 07:02:05,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:02:05,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:02:05,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1114 transitions. [2021-06-13 07:02:05,281 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6838551258440762 [2021-06-13 07:02:05,281 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1114 transitions. [2021-06-13 07:02:05,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1114 transitions. [2021-06-13 07:02:05,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:05,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1114 transitions. [2021-06-13 07:02:05,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 123.77777777777777) internal successors, (1114), 9 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 181.0) internal successors, (1810), 10 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,286 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 181.0) internal successors, (1810), 10 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,286 INFO L185 Difference]: Start difference. First operand has 142 places, 185 transitions, 923 flow. Second operand 9 states and 1114 transitions. [2021-06-13 07:02:05,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 185 transitions, 1139 flow [2021-06-13 07:02:05,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 185 transitions, 996 flow, removed 65 selfloop flow, removed 3 redundant places. [2021-06-13 07:02:05,335 INFO L241 Difference]: Finished difference. Result has 144 places, 0 transitions, 0 flow [2021-06-13 07:02:05,335 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=670, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=0, PETRI_PLACES=144, PETRI_TRANSITIONS=0} [2021-06-13 07:02:05,335 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, 11 predicate places. [2021-06-13 07:02:05,335 INFO L482 AbstractCegarLoop]: Abstraction has has 144 places, 0 transitions, 0 flow [2021-06-13 07:02:05,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 111.66666666666667) internal successors, (670), 6 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-06-13 07:02:05,336 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of3ForFork2 was SAFE (5/9) [2021-06-13 07:02:05,336 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:05,336 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:05,336 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:05,336 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:05,336 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:05,336 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:05,336 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:05,336 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:05,336 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread2of3ForFork1======== [2021-06-13 07:02:05,337 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:02:05,345 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:02:05,345 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:02:05,346 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:02:05,346 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:02:05,346 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 133 transitions, 293 flow [2021-06-13 07:02:05,352 INFO L129 PetriNetUnfolder]: 13/142 cut-off events. [2021-06-13 07:02:05,352 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-13 07:02:05,352 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:05,353 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:05,353 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:05,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:05,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1466080147, now seen corresponding path program 1 times [2021-06-13 07:02:05,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:05,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259252733] [2021-06-13 07:02:05,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:05,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:05,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:05,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:02:05,369 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:05,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259252733] [2021-06-13 07:02:05,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259252733] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:05,369 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:05,369 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:02:05,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695429548] [2021-06-13 07:02:05,370 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:02:05,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:05,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:02:05,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:02:05,371 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 181 [2021-06-13 07:02:05,371 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 133 transitions, 293 flow. Second operand has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,371 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:05,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 181 [2021-06-13 07:02:05,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:05,424 INFO L129 PetriNetUnfolder]: 232/752 cut-off events. [2021-06-13 07:02:05,425 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:02:05,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1108 conditions, 752 events. 232/752 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 4795 event pairs, 43 based on Foata normal form. 438/1087 useless extension candidates. Maximal degree in co-relation 1079. Up to 205 conditions per place. [2021-06-13 07:02:05,431 INFO L132 encePairwiseOnDemand]: 165/181 looper letters, 12 selfloop transitions, 5 changer transitions 0/121 dead transitions. [2021-06-13 07:02:05,432 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 121 transitions, 303 flow [2021-06-13 07:02:05,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:02:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:02:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 480 transitions. [2021-06-13 07:02:05,433 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8839779005524862 [2021-06-13 07:02:05,433 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 480 transitions. [2021-06-13 07:02:05,433 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 480 transitions. [2021-06-13 07:02:05,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:05,433 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 480 transitions. [2021-06-13 07:02:05,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 160.0) internal successors, (480), 3 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,435 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,435 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,435 INFO L185 Difference]: Start difference. First operand has 133 places, 133 transitions, 293 flow. Second operand 3 states and 480 transitions. [2021-06-13 07:02:05,435 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 121 transitions, 303 flow [2021-06-13 07:02:05,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 121 transitions, 295 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:05,437 INFO L241 Difference]: Finished difference. Result has 123 places, 118 transitions, 287 flow [2021-06-13 07:02:05,437 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=249, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=287, PETRI_PLACES=123, PETRI_TRANSITIONS=118} [2021-06-13 07:02:05,437 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -10 predicate places. [2021-06-13 07:02:05,437 INFO L482 AbstractCegarLoop]: Abstraction has has 123 places, 118 transitions, 287 flow [2021-06-13 07:02:05,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,437 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:05,437 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:05,437 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-06-13 07:02:05,437 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:05,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:05,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1061088630, now seen corresponding path program 1 times [2021-06-13 07:02:05,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:05,438 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186304803] [2021-06-13 07:02:05,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:05,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:05,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:05,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:02:05,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:05,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:02:05,462 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:05,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186304803] [2021-06-13 07:02:05,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186304803] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:05,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:05,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:02:05,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104769265] [2021-06-13 07:02:05,463 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:02:05,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:05,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:02:05,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:02:05,464 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 181 [2021-06-13 07:02:05,464 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 118 transitions, 287 flow. Second operand has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:05,464 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:05,464 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 181 [2021-06-13 07:02:05,464 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:06,890 INFO L129 PetriNetUnfolder]: 5213/17519 cut-off events. [2021-06-13 07:02:06,891 INFO L130 PetriNetUnfolder]: For 978/978 co-relation queries the response was YES. [2021-06-13 07:02:06,964 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27401 conditions, 17519 events. 5213/17519 cut-off events. For 978/978 co-relation queries the response was YES. Maximal size of possible extension queue 1212. Compared 229557 event pairs, 1349 based on Foata normal form. 0/15471 useless extension candidates. Maximal degree in co-relation 27369. Up to 2422 conditions per place. [2021-06-13 07:02:07,022 INFO L132 encePairwiseOnDemand]: 165/181 looper letters, 26 selfloop transitions, 18 changer transitions 0/144 dead transitions. [2021-06-13 07:02:07,022 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 144 transitions, 427 flow [2021-06-13 07:02:07,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 07:02:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-13 07:02:07,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 588 transitions. [2021-06-13 07:02:07,025 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8121546961325967 [2021-06-13 07:02:07,025 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 588 transitions. [2021-06-13 07:02:07,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 588 transitions. [2021-06-13 07:02:07,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:07,025 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 588 transitions. [2021-06-13 07:02:07,026 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 147.0) internal successors, (588), 4 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,027 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 181.0) internal successors, (905), 5 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,027 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 181.0) internal successors, (905), 5 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,027 INFO L185 Difference]: Start difference. First operand has 123 places, 118 transitions, 287 flow. Second operand 4 states and 588 transitions. [2021-06-13 07:02:07,027 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 144 transitions, 427 flow [2021-06-13 07:02:07,035 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 144 transitions, 417 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:07,036 INFO L241 Difference]: Finished difference. Result has 126 places, 135 transitions, 403 flow [2021-06-13 07:02:07,036 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=277, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=403, PETRI_PLACES=126, PETRI_TRANSITIONS=135} [2021-06-13 07:02:07,036 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -7 predicate places. [2021-06-13 07:02:07,037 INFO L482 AbstractCegarLoop]: Abstraction has has 126 places, 135 transitions, 403 flow [2021-06-13 07:02:07,037 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 136.25) internal successors, (545), 4 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,037 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:07,037 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:07,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-06-13 07:02:07,037 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:07,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:07,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1414946542, now seen corresponding path program 1 times [2021-06-13 07:02:07,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:07,038 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432063322] [2021-06-13 07:02:07,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:07,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:07,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:07,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:07,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:07,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:02:07,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:07,064 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:02:07,064 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:07,064 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432063322] [2021-06-13 07:02:07,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432063322] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:07,065 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:07,065 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:02:07,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553603859] [2021-06-13 07:02:07,065 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:02:07,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:07,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:02:07,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:02:07,066 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 181 [2021-06-13 07:02:07,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 135 transitions, 403 flow. Second operand has 4 states, 4 states have (on average 113.25) internal successors, (453), 4 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,066 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:07,066 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 181 [2021-06-13 07:02:07,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:07,590 INFO L129 PetriNetUnfolder]: 954/4929 cut-off events. [2021-06-13 07:02:07,590 INFO L130 PetriNetUnfolder]: For 586/586 co-relation queries the response was YES. [2021-06-13 07:02:07,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8799 conditions, 4929 events. 954/4929 cut-off events. For 586/586 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 54014 event pairs, 377 based on Foata normal form. 3469/8151 useless extension candidates. Maximal degree in co-relation 8765. Up to 1440 conditions per place. [2021-06-13 07:02:07,605 INFO L132 encePairwiseOnDemand]: 159/181 looper letters, 16 selfloop transitions, 15 changer transitions 44/145 dead transitions. [2021-06-13 07:02:07,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 145 transitions, 525 flow [2021-06-13 07:02:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:02:07,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:02:07,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 621 transitions. [2021-06-13 07:02:07,606 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6861878453038674 [2021-06-13 07:02:07,606 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 621 transitions. [2021-06-13 07:02:07,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 621 transitions. [2021-06-13 07:02:07,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:07,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 621 transitions. [2021-06-13 07:02:07,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.2) internal successors, (621), 5 states have internal predecessors, (621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 181.0) internal successors, (1086), 6 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,609 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 181.0) internal successors, (1086), 6 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,609 INFO L185 Difference]: Start difference. First operand has 126 places, 135 transitions, 403 flow. Second operand 5 states and 621 transitions. [2021-06-13 07:02:07,609 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 145 transitions, 525 flow [2021-06-13 07:02:07,613 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 145 transitions, 511 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:07,615 INFO L241 Difference]: Finished difference. Result has 129 places, 101 transitions, 289 flow [2021-06-13 07:02:07,615 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=330, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=289, PETRI_PLACES=129, PETRI_TRANSITIONS=101} [2021-06-13 07:02:07,615 INFO L335 CegarLoopForPetriNet]: 133 programPoint places, -4 predicate places. [2021-06-13 07:02:07,615 INFO L482 AbstractCegarLoop]: Abstraction has has 129 places, 101 transitions, 289 flow [2021-06-13 07:02:07,615 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 113.25) internal successors, (453), 4 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,615 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:07,615 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:07,615 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-06-13 07:02:07,615 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:07,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:07,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1460847632, now seen corresponding path program 2 times [2021-06-13 07:02:07,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:07,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36379374] [2021-06-13 07:02:07,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:07,622 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:07,627 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:07,631 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:02:07,631 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:02:07,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-06-13 07:02:07,631 INFO L301 ceAbstractionStarter]: Result for error location thr3Thread2of3ForFork1 was UNSAFE (6/9) [2021-06-13 07:02:07,631 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-13 07:02:07,632 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:07,632 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:07,632 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:07,632 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:07,632 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:07,632 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:07,632 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:07,632 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:02:07,633 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:02:07,641 INFO L129 PetriNetUnfolder]: 16/167 cut-off events. [2021-06-13 07:02:07,641 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:02:07,641 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193 conditions, 167 events. 16/167 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 364 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2021-06-13 07:02:07,641 INFO L82 GeneralOperation]: Start removeDead. Operand has 183 places, 181 transitions, 425 flow [2021-06-13 07:02:07,642 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 133 transitions, 293 flow [2021-06-13 07:02:07,649 INFO L129 PetriNetUnfolder]: 14/155 cut-off events. [2021-06-13 07:02:07,649 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-06-13 07:02:07,649 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:07,649 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:07,649 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-13 07:02:07,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:07,649 INFO L82 PathProgramCache]: Analyzing trace with hash -952737149, now seen corresponding path program 1 times [2021-06-13 07:02:07,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:07,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822694879] [2021-06-13 07:02:07,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:07,654 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:07,658 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:07,661 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:02:07,661 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:02:07,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-06-13 07:02:07,661 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (7/9) [2021-06-13 07:02:07,662 WARN L243 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-13 07:02:07,662 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-06-13 07:02:07,676 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,676 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,676 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,676 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,677 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,678 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,679 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,680 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,681 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,682 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,683 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,684 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,685 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,686 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,687 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,688 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,689 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,690 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,691 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,693 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,693 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,693 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,693 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,693 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,693 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,694 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,695 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,696 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,696 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,696 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,696 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,696 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,697 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,697 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,697 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,697 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,697 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,697 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,698 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,699 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,699 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,699 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,699 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,699 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,700 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of4ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,701 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,701 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,701 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,701 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,702 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,703 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,703 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,703 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,703 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,703 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,703 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,704 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,704 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,704 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,704 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,704 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,704 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:02:07,709 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:02:07,710 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:07,711 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:07,711 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:07,711 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:07,711 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:07,711 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:07,711 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:07,711 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:07,711 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-13 07:02:07,712 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,724 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:07,724 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:07,725 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:07,725 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,725 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:02:07,725 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:02:07,725 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:02:07,725 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/11) [2021-06-13 07:02:07,726 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:07,726 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:07,726 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:07,726 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:07,726 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:07,726 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:07,726 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:07,726 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:07,726 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3======== [2021-06-13 07:02:07,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,741 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:07,741 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:07,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:07,742 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,742 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:02:07,742 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:02:07,742 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:02:07,742 INFO L301 ceAbstractionStarter]: Result for error location thr3 was SAFE (2/11) [2021-06-13 07:02:07,743 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:07,743 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:07,743 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:07,743 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:07,743 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:07,743 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:07,743 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:07,743 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:07,743 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread2of4ForFork2======== [2021-06-13 07:02:07,744 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,754 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:07,754 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:07,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:07,755 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,755 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:02:07,755 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:02:07,755 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:02:07,755 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread2of4ForFork2 was SAFE (3/11) [2021-06-13 07:02:07,756 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:07,756 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:07,756 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:07,756 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:07,756 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:07,756 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:07,756 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:07,756 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:07,756 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread3of4ForFork2======== [2021-06-13 07:02:07,765 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,776 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:07,776 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:07,777 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:07,777 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,777 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:02:07,777 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:02:07,777 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:02:07,777 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread3of4ForFork2 was SAFE (4/11) [2021-06-13 07:02:07,778 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:07,778 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:07,778 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:07,778 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:07,778 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:07,778 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:07,778 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:07,778 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:07,778 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread4of4ForFork1======== [2021-06-13 07:02:07,779 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,790 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:07,790 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:07,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:07,791 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:07,792 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 157 transitions, 352 flow [2021-06-13 07:02:07,803 INFO L129 PetriNetUnfolder]: 19/199 cut-off events. [2021-06-13 07:02:07,803 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:07,803 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:07,803 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:07,803 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:07,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:07,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1953071310, now seen corresponding path program 1 times [2021-06-13 07:02:07,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:07,803 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635582324] [2021-06-13 07:02:07,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:07,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:07,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:07,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:07,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:07,823 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-13 07:02:07,823 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:07,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635582324] [2021-06-13 07:02:07,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635582324] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:07,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:07,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:02:07,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121579630] [2021-06-13 07:02:07,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:02:07,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:07,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:02:07,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:02:07,824 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 228 [2021-06-13 07:02:07,825 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 157 transitions, 352 flow. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:07,825 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:07,825 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 228 [2021-06-13 07:02:07,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:08,091 INFO L129 PetriNetUnfolder]: 1440/3298 cut-off events. [2021-06-13 07:02:08,091 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:08,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5171 conditions, 3298 events. 1440/3298 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 317. Compared 26338 event pairs, 269 based on Foata normal form. 1903/4715 useless extension candidates. Maximal degree in co-relation 5141. Up to 1121 conditions per place. [2021-06-13 07:02:08,121 INFO L132 encePairwiseOnDemand]: 209/228 looper letters, 16 selfloop transitions, 6 changer transitions 0/145 dead transitions. [2021-06-13 07:02:08,121 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 145 transitions, 372 flow [2021-06-13 07:02:08,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:02:08,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:02:08,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-06-13 07:02:08,122 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8757309941520468 [2021-06-13 07:02:08,122 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 599 transitions. [2021-06-13 07:02:08,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 599 transitions. [2021-06-13 07:02:08,122 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:08,122 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 599 transitions. [2021-06-13 07:02:08,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 199.66666666666666) internal successors, (599), 3 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:08,124 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:08,124 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:08,124 INFO L185 Difference]: Start difference. First operand has 156 places, 157 transitions, 352 flow. Second operand 3 states and 599 transitions. [2021-06-13 07:02:08,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 145 transitions, 372 flow [2021-06-13 07:02:08,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 145 transitions, 358 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:08,126 INFO L241 Difference]: Finished difference. Result has 145 places, 141 transitions, 346 flow [2021-06-13 07:02:08,126 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=346, PETRI_PLACES=145, PETRI_TRANSITIONS=141} [2021-06-13 07:02:08,126 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -11 predicate places. [2021-06-13 07:02:08,127 INFO L482 AbstractCegarLoop]: Abstraction has has 145 places, 141 transitions, 346 flow [2021-06-13 07:02:08,127 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:08,127 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:08,127 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:08,127 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-06-13 07:02:08,127 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:08,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:08,127 INFO L82 PathProgramCache]: Analyzing trace with hash -480739215, now seen corresponding path program 1 times [2021-06-13 07:02:08,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:08,127 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662397825] [2021-06-13 07:02:08,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:08,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:08,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:08,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:08,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:08,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:08,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:02:08,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:08,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-13 07:02:08,158 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:08,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662397825] [2021-06-13 07:02:08,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662397825] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:08,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:08,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:02:08,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063643683] [2021-06-13 07:02:08,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:02:08,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:08,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:02:08,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:02:08,160 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 228 [2021-06-13 07:02:08,160 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 141 transitions, 346 flow. Second operand has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:08,160 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:08,160 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 228 [2021-06-13 07:02:08,160 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:22,386 INFO L129 PetriNetUnfolder]: 43507/109166 cut-off events. [2021-06-13 07:02:22,386 INFO L130 PetriNetUnfolder]: For 5987/7058 co-relation queries the response was YES. [2021-06-13 07:02:23,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178149 conditions, 109166 events. 43507/109166 cut-off events. For 5987/7058 co-relation queries the response was YES. Maximal size of possible extension queue 6759. Compared 1565592 event pairs, 8808 based on Foata normal form. 0/91045 useless extension candidates. Maximal degree in co-relation 178116. Up to 20128 conditions per place. [2021-06-13 07:02:24,054 INFO L132 encePairwiseOnDemand]: 208/228 looper letters, 32 selfloop transitions, 23 changer transitions 0/174 dead transitions. [2021-06-13 07:02:24,054 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 174 transitions, 522 flow [2021-06-13 07:02:24,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 07:02:24,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-13 07:02:24,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 732 transitions. [2021-06-13 07:02:24,055 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8026315789473685 [2021-06-13 07:02:24,055 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 732 transitions. [2021-06-13 07:02:24,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 732 transitions. [2021-06-13 07:02:24,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:24,056 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 732 transitions. [2021-06-13 07:02:24,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:24,057 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 228.0) internal successors, (1140), 5 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:24,057 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 228.0) internal successors, (1140), 5 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:24,057 INFO L185 Difference]: Start difference. First operand has 145 places, 141 transitions, 346 flow. Second operand 4 states and 732 transitions. [2021-06-13 07:02:24,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 174 transitions, 522 flow [2021-06-13 07:02:24,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 174 transitions, 510 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:24,100 INFO L241 Difference]: Finished difference. Result has 148 places, 163 transitions, 495 flow [2021-06-13 07:02:24,101 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=334, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=495, PETRI_PLACES=148, PETRI_TRANSITIONS=163} [2021-06-13 07:02:24,101 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -8 predicate places. [2021-06-13 07:02:24,101 INFO L482 AbstractCegarLoop]: Abstraction has has 148 places, 163 transitions, 495 flow [2021-06-13 07:02:24,101 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:24,101 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:24,101 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:24,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-06-13 07:02:24,101 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:24,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:24,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1423634449, now seen corresponding path program 1 times [2021-06-13 07:02:24,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:24,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551122582] [2021-06-13 07:02:24,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:24,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:24,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:24,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:24,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:24,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:24,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-13 07:02:24,120 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:24,120 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551122582] [2021-06-13 07:02:24,120 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551122582] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:24,120 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:24,120 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:02:24,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243445120] [2021-06-13 07:02:24,120 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:02:24,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:24,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:02:24,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:02:24,121 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 228 [2021-06-13 07:02:24,121 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 163 transitions, 495 flow. Second operand has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:24,121 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:24,121 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 228 [2021-06-13 07:02:24,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:25,661 INFO L129 PetriNetUnfolder]: 3970/18940 cut-off events. [2021-06-13 07:02:25,662 INFO L130 PetriNetUnfolder]: For 380/380 co-relation queries the response was YES. [2021-06-13 07:02:25,707 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30138 conditions, 18940 events. 3970/18940 cut-off events. For 380/380 co-relation queries the response was YES. Maximal size of possible extension queue 819. Compared 257593 event pairs, 1867 based on Foata normal form. 7912/25811 useless extension candidates. Maximal degree in co-relation 30105. Up to 2946 conditions per place. [2021-06-13 07:02:25,720 INFO L132 encePairwiseOnDemand]: 208/228 looper letters, 1 selfloop transitions, 19 changer transitions 30/149 dead transitions. [2021-06-13 07:02:25,721 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 149 transitions, 459 flow [2021-06-13 07:02:25,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:02:25,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:02:25,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 538 transitions. [2021-06-13 07:02:25,722 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7865497076023392 [2021-06-13 07:02:25,722 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 538 transitions. [2021-06-13 07:02:25,722 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 538 transitions. [2021-06-13 07:02:25,722 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:25,722 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 538 transitions. [2021-06-13 07:02:25,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:25,723 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:25,723 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:25,723 INFO L185 Difference]: Start difference. First operand has 148 places, 163 transitions, 495 flow. Second operand 3 states and 538 transitions. [2021-06-13 07:02:25,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 149 transitions, 459 flow [2021-06-13 07:02:25,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 149 transitions, 445 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:25,769 INFO L241 Difference]: Finished difference. Result has 148 places, 119 transitions, 339 flow [2021-06-13 07:02:25,769 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=403, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=339, PETRI_PLACES=148, PETRI_TRANSITIONS=119} [2021-06-13 07:02:25,769 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -8 predicate places. [2021-06-13 07:02:25,769 INFO L482 AbstractCegarLoop]: Abstraction has has 148 places, 119 transitions, 339 flow [2021-06-13 07:02:25,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:25,769 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:25,770 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:25,770 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-06-13 07:02:25,770 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:25,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:25,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1705429723, now seen corresponding path program 2 times [2021-06-13 07:02:25,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:25,770 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049262422] [2021-06-13 07:02:25,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:25,778 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:25,783 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:25,789 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:02:25,789 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:02:25,789 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-06-13 07:02:25,789 INFO L301 ceAbstractionStarter]: Result for error location thr3Thread4of4ForFork1 was UNSAFE (5/11) [2021-06-13 07:02:25,789 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:25,789 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:25,789 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:25,790 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:25,790 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:25,790 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:25,790 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:25,790 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:25,790 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread2of4ForFork1======== [2021-06-13 07:02:25,791 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:25,801 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:25,801 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:25,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:25,802 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:25,803 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 157 transitions, 352 flow [2021-06-13 07:02:25,808 INFO L129 PetriNetUnfolder]: 13/138 cut-off events. [2021-06-13 07:02:25,808 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-13 07:02:25,808 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:25,808 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:25,808 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:25,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:25,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1217464844, now seen corresponding path program 1 times [2021-06-13 07:02:25,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:25,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379603829] [2021-06-13 07:02:25,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:25,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:25,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:25,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:25,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:25,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:25,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:02:25,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:25,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379603829] [2021-06-13 07:02:25,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379603829] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:25,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:25,825 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:02:25,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777019187] [2021-06-13 07:02:25,826 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:02:25,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:25,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:02:25,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:02:25,826 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 228 [2021-06-13 07:02:25,827 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 157 transitions, 352 flow. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:25,827 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:25,827 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 228 [2021-06-13 07:02:25,827 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:26,053 INFO L129 PetriNetUnfolder]: 1440/3298 cut-off events. [2021-06-13 07:02:26,054 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:26,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5171 conditions, 3298 events. 1440/3298 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 317. Compared 26338 event pairs, 269 based on Foata normal form. 1903/4715 useless extension candidates. Maximal degree in co-relation 5141. Up to 1121 conditions per place. [2021-06-13 07:02:26,090 INFO L132 encePairwiseOnDemand]: 209/228 looper letters, 16 selfloop transitions, 6 changer transitions 0/145 dead transitions. [2021-06-13 07:02:26,090 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 145 transitions, 372 flow [2021-06-13 07:02:26,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:02:26,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:02:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-06-13 07:02:26,092 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8757309941520468 [2021-06-13 07:02:26,092 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 599 transitions. [2021-06-13 07:02:26,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 599 transitions. [2021-06-13 07:02:26,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:26,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 599 transitions. [2021-06-13 07:02:26,093 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 199.66666666666666) internal successors, (599), 3 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:26,093 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:26,093 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:26,093 INFO L185 Difference]: Start difference. First operand has 156 places, 157 transitions, 352 flow. Second operand 3 states and 599 transitions. [2021-06-13 07:02:26,093 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 145 transitions, 372 flow [2021-06-13 07:02:26,094 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 145 transitions, 358 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:26,165 INFO L241 Difference]: Finished difference. Result has 145 places, 141 transitions, 346 flow [2021-06-13 07:02:26,165 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=131, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=346, PETRI_PLACES=145, PETRI_TRANSITIONS=141} [2021-06-13 07:02:26,165 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -11 predicate places. [2021-06-13 07:02:26,165 INFO L482 AbstractCegarLoop]: Abstraction has has 145 places, 141 transitions, 346 flow [2021-06-13 07:02:26,165 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:26,165 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:26,165 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:26,165 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-06-13 07:02:26,165 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:26,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:26,166 INFO L82 PathProgramCache]: Analyzing trace with hash 302182679, now seen corresponding path program 1 times [2021-06-13 07:02:26,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:26,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202034255] [2021-06-13 07:02:26,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:26,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:26,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:26,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:26,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:26,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:26,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:02:26,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:26,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:26,187 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:02:26,187 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:26,187 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202034255] [2021-06-13 07:02:26,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202034255] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:26,187 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:26,187 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:02:26,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455915258] [2021-06-13 07:02:26,187 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:02:26,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:26,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:02:26,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:02:26,188 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 228 [2021-06-13 07:02:26,188 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 141 transitions, 346 flow. Second operand has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:26,188 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:26,189 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 228 [2021-06-13 07:02:26,189 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:40,457 INFO L129 PetriNetUnfolder]: 43507/109166 cut-off events. [2021-06-13 07:02:40,457 INFO L130 PetriNetUnfolder]: For 5987/7058 co-relation queries the response was YES. [2021-06-13 07:02:41,646 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178149 conditions, 109166 events. 43507/109166 cut-off events. For 5987/7058 co-relation queries the response was YES. Maximal size of possible extension queue 6759. Compared 1565592 event pairs, 8808 based on Foata normal form. 0/91045 useless extension candidates. Maximal degree in co-relation 178116. Up to 20128 conditions per place. [2021-06-13 07:02:42,280 INFO L132 encePairwiseOnDemand]: 208/228 looper letters, 32 selfloop transitions, 23 changer transitions 0/174 dead transitions. [2021-06-13 07:02:42,281 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 174 transitions, 522 flow [2021-06-13 07:02:42,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 07:02:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-13 07:02:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 732 transitions. [2021-06-13 07:02:42,282 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8026315789473685 [2021-06-13 07:02:42,282 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 732 transitions. [2021-06-13 07:02:42,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 732 transitions. [2021-06-13 07:02:42,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:42,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 732 transitions. [2021-06-13 07:02:42,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:42,284 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 228.0) internal successors, (1140), 5 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:42,284 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 228.0) internal successors, (1140), 5 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:42,284 INFO L185 Difference]: Start difference. First operand has 145 places, 141 transitions, 346 flow. Second operand 4 states and 732 transitions. [2021-06-13 07:02:42,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 174 transitions, 522 flow [2021-06-13 07:02:42,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 174 transitions, 510 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:42,328 INFO L241 Difference]: Finished difference. Result has 148 places, 163 transitions, 495 flow [2021-06-13 07:02:42,329 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=334, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=495, PETRI_PLACES=148, PETRI_TRANSITIONS=163} [2021-06-13 07:02:42,329 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -8 predicate places. [2021-06-13 07:02:42,329 INFO L482 AbstractCegarLoop]: Abstraction has has 148 places, 163 transitions, 495 flow [2021-06-13 07:02:42,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:42,329 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:42,329 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:42,329 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-06-13 07:02:42,329 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:42,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:42,330 INFO L82 PathProgramCache]: Analyzing trace with hash 2034982864, now seen corresponding path program 1 times [2021-06-13 07:02:42,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:42,330 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825126278] [2021-06-13 07:02:42,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:42,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:42,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:42,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:42,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:42,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:42,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-13 07:02:42,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:42,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825126278] [2021-06-13 07:02:42,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825126278] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:42,345 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:42,345 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:02:42,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482314506] [2021-06-13 07:02:42,345 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:02:42,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:42,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:02:42,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:02:42,346 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 228 [2021-06-13 07:02:42,346 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 163 transitions, 495 flow. Second operand has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:42,346 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:42,346 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 228 [2021-06-13 07:02:42,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:43,908 INFO L129 PetriNetUnfolder]: 3970/18940 cut-off events. [2021-06-13 07:02:43,908 INFO L130 PetriNetUnfolder]: For 380/380 co-relation queries the response was YES. [2021-06-13 07:02:43,962 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30138 conditions, 18940 events. 3970/18940 cut-off events. For 380/380 co-relation queries the response was YES. Maximal size of possible extension queue 819. Compared 257593 event pairs, 1867 based on Foata normal form. 7912/25811 useless extension candidates. Maximal degree in co-relation 30105. Up to 2946 conditions per place. [2021-06-13 07:02:43,976 INFO L132 encePairwiseOnDemand]: 208/228 looper letters, 1 selfloop transitions, 19 changer transitions 30/149 dead transitions. [2021-06-13 07:02:43,976 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 149 transitions, 459 flow [2021-06-13 07:02:43,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:02:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:02:43,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 538 transitions. [2021-06-13 07:02:43,977 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7865497076023392 [2021-06-13 07:02:43,977 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 538 transitions. [2021-06-13 07:02:43,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 538 transitions. [2021-06-13 07:02:43,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:43,977 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 538 transitions. [2021-06-13 07:02:43,977 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:43,978 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:43,978 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:43,978 INFO L185 Difference]: Start difference. First operand has 148 places, 163 transitions, 495 flow. Second operand 3 states and 538 transitions. [2021-06-13 07:02:43,978 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 149 transitions, 459 flow [2021-06-13 07:02:44,024 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 149 transitions, 445 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:44,026 INFO L241 Difference]: Finished difference. Result has 148 places, 119 transitions, 339 flow [2021-06-13 07:02:44,026 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=403, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=339, PETRI_PLACES=148, PETRI_TRANSITIONS=119} [2021-06-13 07:02:44,026 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -8 predicate places. [2021-06-13 07:02:44,026 INFO L482 AbstractCegarLoop]: Abstraction has has 148 places, 119 transitions, 339 flow [2021-06-13 07:02:44,026 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:44,026 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:44,026 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:44,026 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-06-13 07:02:44,026 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:44,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:44,027 INFO L82 PathProgramCache]: Analyzing trace with hash -91892422, now seen corresponding path program 2 times [2021-06-13 07:02:44,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:44,027 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614247190] [2021-06-13 07:02:44,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:44,033 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:02:44,038 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:02:44,043 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:02:44,043 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:02:44,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-06-13 07:02:44,043 INFO L301 ceAbstractionStarter]: Result for error location thr3Thread2of4ForFork1 was UNSAFE (6/11) [2021-06-13 07:02:44,043 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:44,043 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:44,043 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:44,043 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:44,044 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:44,044 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:44,044 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:44,044 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:44,044 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of4ForFork2======== [2021-06-13 07:02:44,045 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:44,055 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:02:44,055 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:44,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:02:44,056 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:02:44,057 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 157 transitions, 352 flow [2021-06-13 07:02:44,058 INFO L129 PetriNetUnfolder]: 4/53 cut-off events. [2021-06-13 07:02:44,058 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:02:44,058 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:44,059 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:44,059 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:44,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:44,059 INFO L82 PathProgramCache]: Analyzing trace with hash 373735127, now seen corresponding path program 1 times [2021-06-13 07:02:44,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:44,059 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004213631] [2021-06-13 07:02:44,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:44,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:44,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:44,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:44,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:44,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:44,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:44,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:44,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:02:44,073 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:44,073 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004213631] [2021-06-13 07:02:44,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004213631] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:44,074 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:44,074 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:02:44,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467180435] [2021-06-13 07:02:44,074 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:02:44,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:44,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:02:44,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:02:44,075 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 228 [2021-06-13 07:02:44,075 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 157 transitions, 352 flow. Second operand has 4 states, 4 states have (on average 168.75) internal successors, (675), 4 states have internal predecessors, (675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:44,075 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:44,075 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 228 [2021-06-13 07:02:44,075 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:55,136 INFO L129 PetriNetUnfolder]: 56875/107976 cut-off events. [2021-06-13 07:02:55,137 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:02:56,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 175238 conditions, 107976 events. 56875/107976 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 6990. Compared 1243285 event pairs, 6188 based on Foata normal form. 34881/124452 useless extension candidates. Maximal degree in co-relation 175207. Up to 19018 conditions per place. [2021-06-13 07:02:56,868 INFO L132 encePairwiseOnDemand]: 201/228 looper letters, 42 selfloop transitions, 27 changer transitions 0/184 dead transitions. [2021-06-13 07:02:56,868 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 184 transitions, 544 flow [2021-06-13 07:02:56,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:02:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:02:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 955 transitions. [2021-06-13 07:02:56,870 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8377192982456141 [2021-06-13 07:02:56,870 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 955 transitions. [2021-06-13 07:02:56,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 955 transitions. [2021-06-13 07:02:56,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:56,870 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 955 transitions. [2021-06-13 07:02:56,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 191.0) internal successors, (955), 5 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:56,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 228.0) internal successors, (1368), 6 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:56,872 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 228.0) internal successors, (1368), 6 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:56,872 INFO L185 Difference]: Start difference. First operand has 156 places, 157 transitions, 352 flow. Second operand 5 states and 955 transitions. [2021-06-13 07:02:56,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 184 transitions, 544 flow [2021-06-13 07:02:56,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 184 transitions, 530 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-06-13 07:02:56,874 INFO L241 Difference]: Finished difference. Result has 149 places, 161 transitions, 522 flow [2021-06-13 07:02:56,874 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=522, PETRI_PLACES=149, PETRI_TRANSITIONS=161} [2021-06-13 07:02:56,874 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -7 predicate places. [2021-06-13 07:02:56,874 INFO L482 AbstractCegarLoop]: Abstraction has has 149 places, 161 transitions, 522 flow [2021-06-13 07:02:56,874 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 168.75) internal successors, (675), 4 states have internal predecessors, (675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:56,874 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:56,875 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:56,875 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-06-13 07:02:56,875 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:56,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:56,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1534862435, now seen corresponding path program 1 times [2021-06-13 07:02:56,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:56,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179148918] [2021-06-13 07:02:56,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:56,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:56,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:56,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:56,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:56,903 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-13 07:02:56,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-13 07:02:56,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:56,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:56,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:56,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:56,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:56,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:56,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:02:56,913 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:56,913 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179148918] [2021-06-13 07:02:56,913 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179148918] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:56,913 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:56,913 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:02:56,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010457665] [2021-06-13 07:02:56,913 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:02:56,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:56,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:02:56,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:02:56,914 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 228 [2021-06-13 07:02:56,915 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 161 transitions, 522 flow. Second operand has 6 states, 6 states have (on average 136.16666666666666) internal successors, (817), 6 states have internal predecessors, (817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:56,915 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:56,915 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 228 [2021-06-13 07:02:56,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:58,954 INFO L129 PetriNetUnfolder]: 4019/22457 cut-off events. [2021-06-13 07:02:58,954 INFO L130 PetriNetUnfolder]: For 5901/5901 co-relation queries the response was YES. [2021-06-13 07:02:59,008 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39109 conditions, 22457 events. 4019/22457 cut-off events. For 5901/5901 co-relation queries the response was YES. Maximal size of possible extension queue 1033. Compared 324627 event pairs, 798 based on Foata normal form. 19449/39598 useless extension candidates. Maximal degree in co-relation 39071. Up to 3184 conditions per place. [2021-06-13 07:02:59,025 INFO L132 encePairwiseOnDemand]: 188/228 looper letters, 13 selfloop transitions, 63 changer transitions 64/222 dead transitions. [2021-06-13 07:02:59,025 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 222 transitions, 900 flow [2021-06-13 07:02:59,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 07:02:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-13 07:02:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1520 transitions. [2021-06-13 07:02:59,027 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2021-06-13 07:02:59,027 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1520 transitions. [2021-06-13 07:02:59,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1520 transitions. [2021-06-13 07:02:59,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:59,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1520 transitions. [2021-06-13 07:02:59,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 152.0) internal successors, (1520), 10 states have internal predecessors, (1520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,030 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 228.0) internal successors, (2508), 11 states have internal predecessors, (2508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,030 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 228.0) internal successors, (2508), 11 states have internal predecessors, (2508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,030 INFO L185 Difference]: Start difference. First operand has 149 places, 161 transitions, 522 flow. Second operand 10 states and 1520 transitions. [2021-06-13 07:02:59,031 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 222 transitions, 900 flow [2021-06-13 07:02:59,181 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 222 transitions, 867 flow, removed 13 selfloop flow, removed 1 redundant places. [2021-06-13 07:02:59,183 INFO L241 Difference]: Finished difference. Result has 159 places, 158 transitions, 589 flow [2021-06-13 07:02:59,183 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=452, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=589, PETRI_PLACES=159, PETRI_TRANSITIONS=158} [2021-06-13 07:02:59,183 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, 3 predicate places. [2021-06-13 07:02:59,183 INFO L482 AbstractCegarLoop]: Abstraction has has 159 places, 158 transitions, 589 flow [2021-06-13 07:02:59,184 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 136.16666666666666) internal successors, (817), 6 states have internal predecessors, (817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,184 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:02:59,184 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:02:59,184 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-06-13 07:02:59,184 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:02:59,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:02:59,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1110089166, now seen corresponding path program 1 times [2021-06-13 07:02:59,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:02:59,184 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387451019] [2021-06-13 07:02:59,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:02:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:02:59,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:59,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:59,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:59,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:59,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:59,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:02:59,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:02:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:02:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:02:59,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:02:59,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387451019] [2021-06-13 07:02:59,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387451019] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:02:59,200 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:02:59,200 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:02:59,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907419638] [2021-06-13 07:02:59,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:02:59,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:02:59,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:02:59,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:02:59,201 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 228 [2021-06-13 07:02:59,202 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 158 transitions, 589 flow. Second operand has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,202 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:02:59,202 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 228 [2021-06-13 07:02:59,202 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:02:59,937 INFO L129 PetriNetUnfolder]: 1954/9799 cut-off events. [2021-06-13 07:02:59,937 INFO L130 PetriNetUnfolder]: For 4963/5557 co-relation queries the response was YES. [2021-06-13 07:02:59,966 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19470 conditions, 9799 events. 1954/9799 cut-off events. For 4963/5557 co-relation queries the response was YES. Maximal size of possible extension queue 478. Compared 121341 event pairs, 346 based on Foata normal form. 81/9203 useless extension candidates. Maximal degree in co-relation 19430. Up to 1311 conditions per place. [2021-06-13 07:02:59,969 INFO L132 encePairwiseOnDemand]: 220/228 looper letters, 0 selfloop transitions, 0 changer transitions 162/162 dead transitions. [2021-06-13 07:02:59,969 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 162 transitions, 678 flow [2021-06-13 07:02:59,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-13 07:02:59,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-13 07:02:59,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 860 transitions. [2021-06-13 07:02:59,970 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.7543859649122807 [2021-06-13 07:02:59,970 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 860 transitions. [2021-06-13 07:02:59,970 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 860 transitions. [2021-06-13 07:02:59,971 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:02:59,971 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 860 transitions. [2021-06-13 07:02:59,971 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 172.0) internal successors, (860), 5 states have internal predecessors, (860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,972 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 228.0) internal successors, (1368), 6 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,972 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 228.0) internal successors, (1368), 6 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,972 INFO L185 Difference]: Start difference. First operand has 159 places, 158 transitions, 589 flow. Second operand 5 states and 860 transitions. [2021-06-13 07:02:59,972 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 162 transitions, 678 flow [2021-06-13 07:02:59,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 162 transitions, 633 flow, removed 16 selfloop flow, removed 6 redundant places. [2021-06-13 07:02:59,992 INFO L241 Difference]: Finished difference. Result has 136 places, 0 transitions, 0 flow [2021-06-13 07:02:59,992 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=546, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=136, PETRI_TRANSITIONS=0} [2021-06-13 07:02:59,992 INFO L335 CegarLoopForPetriNet]: 156 programPoint places, -20 predicate places. [2021-06-13 07:02:59,992 INFO L482 AbstractCegarLoop]: Abstraction has has 136 places, 0 transitions, 0 flow [2021-06-13 07:02:59,993 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:02:59,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-06-13 07:02:59,993 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of4ForFork2 was SAFE (7/11) [2021-06-13 07:02:59,993 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:02:59,993 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:02:59,993 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:02:59,993 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:02:59,993 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:02:59,993 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:02:59,993 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:02:59,993 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:02:59,993 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread4of4ForFork2======== [2021-06-13 07:02:59,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:03:00,004 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:03:00,005 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:03:00,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:03:00,006 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:03:00,006 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:03:00,006 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:03:00,006 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:03:00,006 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread4of4ForFork2 was SAFE (8/11) [2021-06-13 07:03:00,006 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-13 07:03:00,006 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:03:00,006 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:03:00,006 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:03:00,006 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:03:00,006 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:03:00,006 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:03:00,006 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:03:00,006 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:03:00,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:03:00,018 INFO L129 PetriNetUnfolder]: 20/203 cut-off events. [2021-06-13 07:03:00,018 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:03:00,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 203 events. 20/203 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 491 event pairs, 0 based on Foata normal form. 0/173 useless extension candidates. Maximal degree in co-relation 225. Up to 10 conditions per place. [2021-06-13 07:03:00,019 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 228 transitions, 552 flow [2021-06-13 07:03:00,019 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 156 places, 157 transitions, 352 flow [2021-06-13 07:03:00,028 INFO L129 PetriNetUnfolder]: 17/187 cut-off events. [2021-06-13 07:03:00,028 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-06-13 07:03:00,028 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:03:00,028 INFO L255 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:03:00,029 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-06-13 07:03:00,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:03:00,029 INFO L82 PathProgramCache]: Analyzing trace with hash -370716995, now seen corresponding path program 1 times [2021-06-13 07:03:00,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:03:00,029 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573451646] [2021-06-13 07:03:00,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:03:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:03:00,034 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:03:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:03:00,038 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:03:00,042 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:03:00,042 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:03:00,042 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-06-13 07:03:00,042 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (9/11) [2021-06-13 07:03:00,042 WARN L243 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-13 07:03:00,042 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-06-13 07:03:00,060 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,060 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,060 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,061 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,062 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,063 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,064 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,065 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,066 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,067 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,068 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,069 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,070 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,071 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,072 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,073 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,074 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,075 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,076 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,077 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,078 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,078 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,078 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,078 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,078 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,078 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,079 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,079 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,079 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,079 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,079 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,079 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,080 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,080 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,080 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,080 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,080 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,080 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,081 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,081 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,081 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,081 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,081 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,081 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe thr3Thread1of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,082 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread1of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe thr3Thread2of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread2of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,083 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe thr3Thread3of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread3of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,084 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe thr3Thread4of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread4of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,085 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe thr3Thread5of5ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe |thr3Thread5of5ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,086 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,087 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,087 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,087 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,087 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,088 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,089 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,089 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,089 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,089 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,089 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,089 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,090 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,090 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,090 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,090 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,090 WARN L313 ript$VariableManager]: TermVariabe thr2Thread5of5ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,090 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread5of5ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:03:00,091 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:03:00,091 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:03:00,092 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:03:00,092 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:03:00,092 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:03:00,092 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:03:00,092 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:03:00,092 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:03:00,092 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:03:00,092 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread5of5ForFork2======== [2021-06-13 07:03:00,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 277 places, 275 transitions, 685 flow [2021-06-13 07:03:00,106 INFO L129 PetriNetUnfolder]: 24/239 cut-off events. [2021-06-13 07:03:00,106 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-06-13 07:03:00,108 INFO L84 FinitePrefix]: Finished finitePrefix Result has 284 conditions, 239 events. 24/239 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 598 event pairs, 0 based on Foata normal form. 0/203 useless extension candidates. Maximal degree in co-relation 268. Up to 12 conditions per place. [2021-06-13 07:03:00,108 INFO L82 GeneralOperation]: Start removeDead. Operand has 277 places, 275 transitions, 685 flow [2021-06-13 07:03:00,108 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:03:00,108 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:03:00,108 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:03:00,108 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread5of5ForFork2 was SAFE (1/13) [2021-06-13 07:03:00,108 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:03:00,109 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:03:00,109 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:03:00,109 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:03:00,109 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:03:00,109 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:03:00,109 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:03:00,109 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:03:00,109 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr3Thread1of5ForFork1======== [2021-06-13 07:03:00,110 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 277 places, 275 transitions, 685 flow [2021-06-13 07:03:00,124 INFO L129 PetriNetUnfolder]: 24/239 cut-off events. [2021-06-13 07:03:00,124 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-06-13 07:03:00,125 INFO L84 FinitePrefix]: Finished finitePrefix Result has 284 conditions, 239 events. 24/239 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 598 event pairs, 0 based on Foata normal form. 0/203 useless extension candidates. Maximal degree in co-relation 268. Up to 12 conditions per place. [2021-06-13 07:03:00,125 INFO L82 GeneralOperation]: Start removeDead. Operand has 277 places, 275 transitions, 685 flow [2021-06-13 07:03:00,126 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 179 places, 181 transitions, 413 flow [2021-06-13 07:03:00,129 INFO L129 PetriNetUnfolder]: 8/100 cut-off events. [2021-06-13 07:03:00,129 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-13 07:03:00,129 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:03:00,129 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:03:00,130 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:03:00,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:03:00,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1725896352, now seen corresponding path program 1 times [2021-06-13 07:03:00,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:03:00,130 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647628659] [2021-06-13 07:03:00,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:03:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:03:00,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:03:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:00,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:03:00,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:00,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:03:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:03:00,147 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:03:00,147 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647628659] [2021-06-13 07:03:00,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647628659] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:03:00,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:03:00,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-13 07:03:00,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238777441] [2021-06-13 07:03:00,148 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:03:00,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:03:00,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:03:00,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:03:00,148 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 275 [2021-06-13 07:03:00,149 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 181 transitions, 413 flow. Second operand has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:03:00,149 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:03:00,149 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 275 [2021-06-13 07:03:00,149 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:03:01,414 INFO L129 PetriNetUnfolder]: 7914/15130 cut-off events. [2021-06-13 07:03:01,414 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-06-13 07:03:01,513 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24661 conditions, 15130 events. 7914/15130 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 1304. Compared 136873 event pairs, 1495 based on Foata normal form. 8216/20929 useless extension candidates. Maximal degree in co-relation 24630. Up to 5621 conditions per place. [2021-06-13 07:03:01,594 INFO L132 encePairwiseOnDemand]: 253/275 looper letters, 20 selfloop transitions, 7 changer transitions 0/169 dead transitions. [2021-06-13 07:03:01,594 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 169 transitions, 443 flow [2021-06-13 07:03:01,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:03:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:03:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 718 transitions. [2021-06-13 07:03:01,605 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8703030303030304 [2021-06-13 07:03:01,605 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 718 transitions. [2021-06-13 07:03:01,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 718 transitions. [2021-06-13 07:03:01,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:03:01,606 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 718 transitions. [2021-06-13 07:03:01,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 239.33333333333334) internal successors, (718), 3 states have internal predecessors, (718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:03:01,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 275.0) internal successors, (1100), 4 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:03:01,607 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 275.0) internal successors, (1100), 4 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:03:01,607 INFO L185 Difference]: Start difference. First operand has 179 places, 181 transitions, 413 flow. Second operand 3 states and 718 transitions. [2021-06-13 07:03:01,607 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 169 transitions, 443 flow [2021-06-13 07:03:01,608 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 169 transitions, 421 flow, removed 10 selfloop flow, removed 2 redundant places. [2021-06-13 07:03:01,609 INFO L241 Difference]: Finished difference. Result has 167 places, 164 transitions, 405 flow [2021-06-13 07:03:01,609 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=275, PETRI_DIFFERENCE_MINUEND_FLOW=347, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=405, PETRI_PLACES=167, PETRI_TRANSITIONS=164} [2021-06-13 07:03:01,610 INFO L335 CegarLoopForPetriNet]: 179 programPoint places, -12 predicate places. [2021-06-13 07:03:01,610 INFO L482 AbstractCegarLoop]: Abstraction has has 167 places, 164 transitions, 405 flow [2021-06-13 07:03:01,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 222.66666666666666) internal successors, (668), 3 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:03:01,610 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:03:01,610 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:03:01,610 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-06-13 07:03:01,610 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:03:01,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:03:01,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1550871843, now seen corresponding path program 1 times [2021-06-13 07:03:01,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:03:01,610 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180276847] [2021-06-13 07:03:01,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:03:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:03:01,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:01,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:03:01,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:01,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:03:01,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:01,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:03:01,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:03:01,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:03:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 07:03:01,628 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:03:01,628 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180276847] [2021-06-13 07:03:01,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180276847] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:03:01,628 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:03:01,628 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 07:03:01,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581571221] [2021-06-13 07:03:01,628 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-13 07:03:01,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:03:01,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-13 07:03:01,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-13 07:03:01,629 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 275 [2021-06-13 07:03:01,629 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 164 transitions, 405 flow. Second operand has 4 states, 4 states have (on average 202.25) internal successors, (809), 4 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-13 07:03:01,629 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:03:01,629 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 275 [2021-06-13 07:03:01,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand