/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-wmm/mix020_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 07:10:06,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 07:10:06,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 07:10:06,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-13 07:10:06,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-13 07:10:06,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-13 07:10:06,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-13 07:10:06,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-13 07:10:06,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-13 07:10:06,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-13 07:10:06,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-13 07:10:06,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-13 07:10:06,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 07:10:06,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 07:10:06,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 07:10:06,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 07:10:06,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 07:10:06,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 07:10:06,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 07:10:06,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 07:10:06,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 07:10:06,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 07:10:06,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 07:10:06,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 07:10:06,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-13 07:10:06,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-13 07:10:06,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-13 07:10:06,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-13 07:10:06,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-13 07:10:06,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-13 07:10:06,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-13 07:10:06,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-13 07:10:06,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-13 07:10:06,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 07:10:06,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 07:10:06,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 07:10:06,881 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 07:10:06,909 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 07:10:06,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 07:10:06,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 07:10:06,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 07:10:06,912 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 07:10:06,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 07:10:06,912 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 07:10:06,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 07:10:06,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 07:10:06,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 07:10:06,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 07:10:06,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 07:10:06,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 07:10:06,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 07:10:06,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 07:10:06,915 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 07:10:06,915 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-13 07:10:06,915 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 07:10:07,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 07:10:07,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 07:10:07,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 07:10:07,215 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 07:10:07,216 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 07:10:07,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020_tso.opt.i [2021-06-13 07:10:07,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b02bd3a/5273e6aa6f6444cbb09aab33a431c2d4/FLAG96bed38c5 [2021-06-13 07:10:07,696 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 07:10:07,701 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_tso.opt.i [2021-06-13 07:10:07,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b02bd3a/5273e6aa6f6444cbb09aab33a431c2d4/FLAG96bed38c5 [2021-06-13 07:10:07,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92b02bd3a/5273e6aa6f6444cbb09aab33a431c2d4 [2021-06-13 07:10:07,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 07:10:07,731 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 07:10:07,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 07:10:07,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 07:10:07,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 07:10:07,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:10:07" (1/1) ... [2021-06-13 07:10:07,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d7f8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:07, skipping insertion in model container [2021-06-13 07:10:07,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:10:07" (1/1) ... [2021-06-13 07:10:07,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 07:10:07,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 07:10:07,885 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-wmm/mix020_tso.opt.i[948,961] [2021-06-13 07:10:08,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:10:08,069 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 07:10:08,083 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-wmm/mix020_tso.opt.i[948,961] [2021-06-13 07:10:08,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 07:10:08,173 INFO L208 MainTranslator]: Completed translation [2021-06-13 07:10:08,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08 WrapperNode [2021-06-13 07:10:08,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 07:10:08,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 07:10:08,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 07:10:08,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 07:10:08,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 07:10:08,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 07:10:08,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 07:10:08,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 07:10:08,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (1/1) ... [2021-06-13 07:10:08,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 07:10:08,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 07:10:08,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 07:10:08,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 07:10:08,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (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 07:10:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 07:10:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 07:10:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 07:10:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 07:10:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 07:10:08,324 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 07:10:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 07:10:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 07:10:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-13 07:10:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-13 07:10:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-13 07:10:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-13 07:10:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 07:10:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 07:10:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 07:10:08,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 07:10:08,327 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 07:10:10,183 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 07:10:10,183 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-13 07:10:10,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:10:10 BoogieIcfgContainer [2021-06-13 07:10:10,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 07:10:10,185 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 07:10:10,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 07:10:10,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 07:10:10,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 07:10:07" (1/3) ... [2021-06-13 07:10:10,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@351d0a87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:10:10, skipping insertion in model container [2021-06-13 07:10:10,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:10:08" (2/3) ... [2021-06-13 07:10:10,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@351d0a87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:10:10, skipping insertion in model container [2021-06-13 07:10:10,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:10:10" (3/3) ... [2021-06-13 07:10:10,189 INFO L111 eAbstractionObserver]: Analyzing ICFG mix020_tso.opt.i [2021-06-13 07:10:10,194 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 07:10:10,194 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-13 07:10:10,194 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 07:10:10,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,230 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,231 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,232 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,239 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,240 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,241 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,243 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,244 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,245 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,246 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,247 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,248 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,249 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,250 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,251 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,252 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,253 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,254 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,254 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,254 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,255 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,255 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,255 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,255 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,257 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,258 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,259 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,260 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,261 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,261 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,261 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,261 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,262 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,263 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,264 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 07:10:10,265 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 07:10:10,279 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:10:10,293 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:10:10,293 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:10:10,293 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:10:10,293 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:10:10,293 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:10:10,293 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:10:10,293 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:10:10,293 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P3======== [2021-06-13 07:10:10,301 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 127 transitions, 274 flow [2021-06-13 07:10:10,325 INFO L129 PetriNetUnfolder]: 2/123 cut-off events. [2021-06-13 07:10:10,326 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:10,329 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136 conditions, 123 events. 2/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2021-06-13 07:10:10,329 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 127 transitions, 274 flow [2021-06-13 07:10:10,331 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow [2021-06-13 07:10:10,331 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-06-13 07:10:10,331 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:10,332 INFO L301 ceAbstractionStarter]: Result for error location P3 was SAFE (1/3) [2021-06-13 07:10:10,333 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-06-13 07:10:10,335 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:10:10,335 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:10:10,335 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:10:10,335 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:10:10,335 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:10:10,335 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:10:10,335 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:10:10,335 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 07:10:10,337 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 127 transitions, 274 flow [2021-06-13 07:10:10,355 INFO L129 PetriNetUnfolder]: 2/123 cut-off events. [2021-06-13 07:10:10,355 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:10,356 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136 conditions, 123 events. 2/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2021-06-13 07:10:10,356 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 127 transitions, 274 flow [2021-06-13 07:10:10,358 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 109 transitions, 230 flow [2021-06-13 07:10:10,371 INFO L129 PetriNetUnfolder]: 1/108 cut-off events. [2021-06-13 07:10:10,371 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:10,372 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:10,372 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, 1, 1, 1, 1, 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 07:10:10,372 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:10,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:10,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1623797014, now seen corresponding path program 1 times [2021-06-13 07:10:10,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:10,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199142227] [2021-06-13 07:10:10,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:10,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:10,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:10,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:10,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:10,688 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-13 07:10:10,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:10:10,705 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:10:10,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:10:10,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:10,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:10,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:10,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:10,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:10,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:10,740 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 07:10:10,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:10,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199142227] [2021-06-13 07:10:10,743 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199142227] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:10,743 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:10,743 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:10:10,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815406560] [2021-06-13 07:10:10,750 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:10:10,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:10,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:10:10,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:10:10,762 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-06-13 07:10:10,767 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 109 transitions, 230 flow. Second operand has 7 states, 7 states have (on average 107.57142857142857) internal successors, (753), 7 states have internal predecessors, (753), 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 07:10:10,767 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:10,767 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-06-13 07:10:10,768 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:11,288 INFO L129 PetriNetUnfolder]: 797/1713 cut-off events. [2021-06-13 07:10:11,288 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:11,293 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2949 conditions, 1713 events. 797/1713 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 11206 event pairs, 69 based on Foata normal form. 75/1747 useless extension candidates. Maximal degree in co-relation 2890. Up to 495 conditions per place. [2021-06-13 07:10:11,299 INFO L132 encePairwiseOnDemand]: 115/127 looper letters, 22 selfloop transitions, 7 changer transitions 53/173 dead transitions. [2021-06-13 07:10:11,299 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 173 transitions, 522 flow [2021-06-13 07:10:11,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 07:10:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-13 07:10:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1466 transitions. [2021-06-13 07:10:11,311 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.887946698970321 [2021-06-13 07:10:11,311 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1466 transitions. [2021-06-13 07:10:11,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1466 transitions. [2021-06-13 07:10:11,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:11,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1466 transitions. [2021-06-13 07:10:11,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 112.76923076923077) internal successors, (1466), 13 states have internal predecessors, (1466), 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 07:10:11,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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 07:10:11,326 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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 07:10:11,328 INFO L185 Difference]: Start difference. First operand has 121 places, 109 transitions, 230 flow. Second operand 13 states and 1466 transitions. [2021-06-13 07:10:11,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 173 transitions, 522 flow [2021-06-13 07:10:11,330 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 173 transitions, 518 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-13 07:10:11,333 INFO L241 Difference]: Finished difference. Result has 141 places, 113 transitions, 324 flow [2021-06-13 07:10:11,334 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=324, PETRI_PLACES=141, PETRI_TRANSITIONS=113} [2021-06-13 07:10:11,334 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 20 predicate places. [2021-06-13 07:10:11,335 INFO L482 AbstractCegarLoop]: Abstraction has has 141 places, 113 transitions, 324 flow [2021-06-13 07:10:11,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.57142857142857) internal successors, (753), 7 states have internal predecessors, (753), 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 07:10:11,335 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:11,335 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, 1, 1, 1, 1, 1, 1, 1, 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 07:10:11,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 07:10:11,335 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:11,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:11,336 INFO L82 PathProgramCache]: Analyzing trace with hash 364435505, now seen corresponding path program 1 times [2021-06-13 07:10:11,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:11,336 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626948335] [2021-06-13 07:10:11,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:11,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:11,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:11,477 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-13 07:10:11,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:10:11,492 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:10:11,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:10:11,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:11,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:11,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:11,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:11,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:11,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:11,520 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 07:10:11,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:11,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626948335] [2021-06-13 07:10:11,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626948335] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:11,520 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:11,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:10:11,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376713727] [2021-06-13 07:10:11,523 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:10:11,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:11,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:10:11,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:10:11,526 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-06-13 07:10:11,527 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 113 transitions, 324 flow. Second operand has 7 states, 7 states have (on average 107.71428571428571) internal successors, (754), 7 states have internal predecessors, (754), 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 07:10:11,527 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:11,527 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-06-13 07:10:11,527 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:11,923 INFO L129 PetriNetUnfolder]: 559/1372 cut-off events. [2021-06-13 07:10:11,924 INFO L130 PetriNetUnfolder]: For 3415/3943 co-relation queries the response was YES. [2021-06-13 07:10:11,929 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4849 conditions, 1372 events. 559/1372 cut-off events. For 3415/3943 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 9065 event pairs, 120 based on Foata normal form. 36/1379 useless extension candidates. Maximal degree in co-relation 4780. Up to 552 conditions per place. [2021-06-13 07:10:11,935 INFO L132 encePairwiseOnDemand]: 114/127 looper letters, 20 selfloop transitions, 16 changer transitions 49/176 dead transitions. [2021-06-13 07:10:11,935 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 176 transitions, 986 flow [2021-06-13 07:10:11,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 07:10:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-13 07:10:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1461 transitions. [2021-06-13 07:10:11,938 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8849182313749243 [2021-06-13 07:10:11,938 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1461 transitions. [2021-06-13 07:10:11,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1461 transitions. [2021-06-13 07:10:11,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:11,939 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1461 transitions. [2021-06-13 07:10:11,941 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 112.38461538461539) internal successors, (1461), 13 states have internal predecessors, (1461), 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 07:10:11,944 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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 07:10:11,945 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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 07:10:11,945 INFO L185 Difference]: Start difference. First operand has 141 places, 113 transitions, 324 flow. Second operand 13 states and 1461 transitions. [2021-06-13 07:10:11,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 176 transitions, 986 flow [2021-06-13 07:10:11,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 176 transitions, 934 flow, removed 24 selfloop flow, removed 4 redundant places. [2021-06-13 07:10:11,959 INFO L241 Difference]: Finished difference. Result has 151 places, 120 transitions, 449 flow [2021-06-13 07:10:11,959 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=449, PETRI_PLACES=151, PETRI_TRANSITIONS=120} [2021-06-13 07:10:11,960 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 30 predicate places. [2021-06-13 07:10:11,960 INFO L482 AbstractCegarLoop]: Abstraction has has 151 places, 120 transitions, 449 flow [2021-06-13 07:10:11,960 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.71428571428571) internal successors, (754), 7 states have internal predecessors, (754), 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 07:10:11,960 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:11,961 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:11,961 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 07:10:11,961 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:11,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:11,961 INFO L82 PathProgramCache]: Analyzing trace with hash -625156374, now seen corresponding path program 1 times [2021-06-13 07:10:11,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:11,961 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999919410] [2021-06-13 07:10:11,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:12,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:12,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:12,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:12,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:12,117 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:10:12,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:10:12,266 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 9 [2021-06-13 07:10:12,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:12,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:10:12,275 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:10:12,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:12,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:12,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:12,283 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 07:10:12,283 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:12,283 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999919410] [2021-06-13 07:10:12,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999919410] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:12,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:12,283 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 07:10:12,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374225861] [2021-06-13 07:10:12,284 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 07:10:12,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:12,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 07:10:12,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 07:10:12,285 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-06-13 07:10:12,286 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 120 transitions, 449 flow. Second operand has 6 states, 6 states have (on average 113.16666666666667) internal successors, (679), 6 states have internal predecessors, (679), 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 07:10:12,286 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:12,286 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-06-13 07:10:12,286 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:13,025 INFO L129 PetriNetUnfolder]: 2334/4998 cut-off events. [2021-06-13 07:10:13,026 INFO L130 PetriNetUnfolder]: For 4852/5072 co-relation queries the response was YES. [2021-06-13 07:10:13,050 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11608 conditions, 4998 events. 2334/4998 cut-off events. For 4852/5072 co-relation queries the response was YES. Maximal size of possible extension queue 638. Compared 45980 event pairs, 385 based on Foata normal form. 22/4421 useless extension candidates. Maximal degree in co-relation 11531. Up to 1389 conditions per place. [2021-06-13 07:10:13,073 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 29 selfloop transitions, 20 changer transitions 0/157 dead transitions. [2021-06-13 07:10:13,074 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 157 transitions, 621 flow [2021-06-13 07:10:13,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 07:10:13,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-13 07:10:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1171 transitions. [2021-06-13 07:10:13,076 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9220472440944882 [2021-06-13 07:10:13,076 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1171 transitions. [2021-06-13 07:10:13,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1171 transitions. [2021-06-13 07:10:13,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:13,077 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1171 transitions. [2021-06-13 07:10:13,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 117.1) internal successors, (1171), 10 states have internal predecessors, (1171), 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 07:10:13,080 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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 07:10:13,080 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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 07:10:13,081 INFO L185 Difference]: Start difference. First operand has 151 places, 120 transitions, 449 flow. Second operand 10 states and 1171 transitions. [2021-06-13 07:10:13,081 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 157 transitions, 621 flow [2021-06-13 07:10:13,095 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 157 transitions, 591 flow, removed 15 selfloop flow, removed 12 redundant places. [2021-06-13 07:10:13,097 INFO L241 Difference]: Finished difference. Result has 145 places, 138 transitions, 562 flow [2021-06-13 07:10:13,097 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=120, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=562, PETRI_PLACES=145, PETRI_TRANSITIONS=138} [2021-06-13 07:10:13,097 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 24 predicate places. [2021-06-13 07:10:13,097 INFO L482 AbstractCegarLoop]: Abstraction has has 145 places, 138 transitions, 562 flow [2021-06-13 07:10:13,097 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 113.16666666666667) internal successors, (679), 6 states have internal predecessors, (679), 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 07:10:13,097 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:13,098 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:13,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 07:10:13,098 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:13,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:13,098 INFO L82 PathProgramCache]: Analyzing trace with hash 108650715, now seen corresponding path program 1 times [2021-06-13 07:10:13,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:13,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575709374] [2021-06-13 07:10:13,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:13,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:13,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:13,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:13,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:13,168 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-13 07:10:13,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:10:13,177 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:10:13,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:10:13,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:13,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:13,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:13,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:13,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:13,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:13,207 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 07:10:13,207 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:13,207 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575709374] [2021-06-13 07:10:13,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575709374] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:13,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:13,207 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:10:13,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50215203] [2021-06-13 07:10:13,208 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:10:13,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:13,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:10:13,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:10:13,209 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-06-13 07:10:13,209 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 138 transitions, 562 flow. Second operand has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 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 07:10:13,209 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:13,209 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-06-13 07:10:13,210 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:13,848 INFO L129 PetriNetUnfolder]: 1372/4506 cut-off events. [2021-06-13 07:10:13,848 INFO L130 PetriNetUnfolder]: For 8147/10667 co-relation queries the response was YES. [2021-06-13 07:10:13,876 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13696 conditions, 4506 events. 1372/4506 cut-off events. For 8147/10667 co-relation queries the response was YES. Maximal size of possible extension queue 365. Compared 47468 event pairs, 457 based on Foata normal form. 131/4258 useless extension candidates. Maximal degree in co-relation 13618. Up to 1313 conditions per place. [2021-06-13 07:10:13,933 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 47 selfloop transitions, 22 changer transitions 0/178 dead transitions. [2021-06-13 07:10:13,933 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 178 transitions, 1063 flow [2021-06-13 07:10:13,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 07:10:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-13 07:10:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1120 transitions. [2021-06-13 07:10:13,936 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8818897637795275 [2021-06-13 07:10:13,936 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1120 transitions. [2021-06-13 07:10:13,936 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1120 transitions. [2021-06-13 07:10:13,936 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:13,936 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1120 transitions. [2021-06-13 07:10:13,938 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 112.0) internal successors, (1120), 10 states have internal predecessors, (1120), 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 07:10:13,940 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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 07:10:13,940 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 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 07:10:13,940 INFO L185 Difference]: Start difference. First operand has 145 places, 138 transitions, 562 flow. Second operand 10 states and 1120 transitions. [2021-06-13 07:10:13,940 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 178 transitions, 1063 flow [2021-06-13 07:10:13,954 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 178 transitions, 1061 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-13 07:10:13,956 INFO L241 Difference]: Finished difference. Result has 161 places, 150 transitions, 755 flow [2021-06-13 07:10:13,957 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=755, PETRI_PLACES=161, PETRI_TRANSITIONS=150} [2021-06-13 07:10:13,957 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 40 predicate places. [2021-06-13 07:10:13,957 INFO L482 AbstractCegarLoop]: Abstraction has has 161 places, 150 transitions, 755 flow [2021-06-13 07:10:13,957 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 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 07:10:13,957 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:13,958 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:13,958 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 07:10:13,958 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:13,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:13,958 INFO L82 PathProgramCache]: Analyzing trace with hash 521271787, now seen corresponding path program 1 times [2021-06-13 07:10:13,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:13,961 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402347546] [2021-06-13 07:10:13,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:14,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:14,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:14,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:14,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:14,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:14,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:14,076 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:10:14,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:10:14,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:14,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:10:14,098 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:10:14,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:14,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:14,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:14,106 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 07:10:14,107 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:14,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402347546] [2021-06-13 07:10:14,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402347546] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:14,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:14,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:10:14,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579898827] [2021-06-13 07:10:14,108 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:10:14,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:14,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:10:14,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:10:14,109 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-06-13 07:10:14,110 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 150 transitions, 755 flow. Second operand has 7 states, 7 states have (on average 113.14285714285714) internal successors, (792), 7 states have internal predecessors, (792), 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 07:10:14,110 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:14,110 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-06-13 07:10:14,110 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:14,950 INFO L129 PetriNetUnfolder]: 2864/6609 cut-off events. [2021-06-13 07:10:14,950 INFO L130 PetriNetUnfolder]: For 18626/26847 co-relation queries the response was YES. [2021-06-13 07:10:14,993 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24210 conditions, 6609 events. 2864/6609 cut-off events. For 18626/26847 co-relation queries the response was YES. Maximal size of possible extension queue 910. Compared 67241 event pairs, 228 based on Foata normal form. 717/6736 useless extension candidates. Maximal degree in co-relation 24124. Up to 2884 conditions per place. [2021-06-13 07:10:15,021 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 34 selfloop transitions, 38 changer transitions 0/192 dead transitions. [2021-06-13 07:10:15,021 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 192 transitions, 1179 flow [2021-06-13 07:10:15,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 07:10:15,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-13 07:10:15,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1524 transitions. [2021-06-13 07:10:15,024 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2021-06-13 07:10:15,024 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1524 transitions. [2021-06-13 07:10:15,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1524 transitions. [2021-06-13 07:10:15,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:15,024 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1524 transitions. [2021-06-13 07:10:15,026 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 117.23076923076923) internal successors, (1524), 13 states have internal predecessors, (1524), 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 07:10:15,028 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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 07:10:15,028 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 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 07:10:15,029 INFO L185 Difference]: Start difference. First operand has 161 places, 150 transitions, 755 flow. Second operand 13 states and 1524 transitions. [2021-06-13 07:10:15,029 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 192 transitions, 1179 flow [2021-06-13 07:10:15,064 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 192 transitions, 1153 flow, removed 13 selfloop flow, removed 0 redundant places. [2021-06-13 07:10:15,066 INFO L241 Difference]: Finished difference. Result has 179 places, 170 transitions, 1022 flow [2021-06-13 07:10:15,066 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=729, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1022, PETRI_PLACES=179, PETRI_TRANSITIONS=170} [2021-06-13 07:10:15,066 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 58 predicate places. [2021-06-13 07:10:15,066 INFO L482 AbstractCegarLoop]: Abstraction has has 179 places, 170 transitions, 1022 flow [2021-06-13 07:10:15,067 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 113.14285714285714) internal successors, (792), 7 states have internal predecessors, (792), 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 07:10:15,067 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:15,067 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:15,067 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 07:10:15,067 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:15,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:15,067 INFO L82 PathProgramCache]: Analyzing trace with hash 2031091454, now seen corresponding path program 1 times [2021-06-13 07:10:15,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:15,068 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134710911] [2021-06-13 07:10:15,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:15,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:15,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:15,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:15,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:15,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:15,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:15,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:15,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:15,170 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:10:15,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:10:15,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:15,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:10:15,190 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:10:15,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:15,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:15,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:15,198 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 07:10:15,198 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:15,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134710911] [2021-06-13 07:10:15,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134710911] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:15,198 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:15,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 07:10:15,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381687863] [2021-06-13 07:10:15,199 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 07:10:15,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:15,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 07:10:15,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-13 07:10:15,200 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-06-13 07:10:15,201 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 170 transitions, 1022 flow. Second operand has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 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 07:10:15,201 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:15,201 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-06-13 07:10:15,201 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:16,310 INFO L129 PetriNetUnfolder]: 2649/6276 cut-off events. [2021-06-13 07:10:16,310 INFO L130 PetriNetUnfolder]: For 46857/71506 co-relation queries the response was YES. [2021-06-13 07:10:16,349 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30905 conditions, 6276 events. 2649/6276 cut-off events. For 46857/71506 co-relation queries the response was YES. Maximal size of possible extension queue 912. Compared 64970 event pairs, 29 based on Foata normal form. 1095/6795 useless extension candidates. Maximal degree in co-relation 30810. Up to 2770 conditions per place. [2021-06-13 07:10:16,377 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 28 selfloop transitions, 58 changer transitions 20/218 dead transitions. [2021-06-13 07:10:16,378 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 218 transitions, 1724 flow [2021-06-13 07:10:16,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 07:10:16,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-06-13 07:10:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1877 transitions. [2021-06-13 07:10:16,381 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9237204724409449 [2021-06-13 07:10:16,381 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1877 transitions. [2021-06-13 07:10:16,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1877 transitions. [2021-06-13 07:10:16,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:16,382 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1877 transitions. [2021-06-13 07:10:16,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 117.3125) internal successors, (1877), 16 states have internal predecessors, (1877), 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 07:10:16,387 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 127.0) internal successors, (2159), 17 states have internal predecessors, (2159), 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 07:10:16,388 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 127.0) internal successors, (2159), 17 states have internal predecessors, (2159), 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 07:10:16,388 INFO L185 Difference]: Start difference. First operand has 179 places, 170 transitions, 1022 flow. Second operand 16 states and 1877 transitions. [2021-06-13 07:10:16,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 218 transitions, 1724 flow [2021-06-13 07:10:16,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 218 transitions, 1613 flow, removed 43 selfloop flow, removed 5 redundant places. [2021-06-13 07:10:16,608 INFO L241 Difference]: Finished difference. Result has 193 places, 188 transitions, 1296 flow [2021-06-13 07:10:16,608 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=919, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1296, PETRI_PLACES=193, PETRI_TRANSITIONS=188} [2021-06-13 07:10:16,608 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 72 predicate places. [2021-06-13 07:10:16,609 INFO L482 AbstractCegarLoop]: Abstraction has has 193 places, 188 transitions, 1296 flow [2021-06-13 07:10:16,609 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 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 07:10:16,609 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:16,609 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:16,609 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-13 07:10:16,609 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:16,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:16,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1360046694, now seen corresponding path program 1 times [2021-06-13 07:10:16,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:16,610 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123050955] [2021-06-13 07:10:16,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:16,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:16,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:16,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:16,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:16,669 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-13 07:10:16,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:10:16,678 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:10:16,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:10:16,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:16,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:16,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:16,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:16,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:16,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:16,705 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 07:10:16,705 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:16,705 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123050955] [2021-06-13 07:10:16,705 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123050955] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:16,705 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:16,705 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:10:16,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942022416] [2021-06-13 07:10:16,706 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:10:16,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:16,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:10:16,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:10:16,707 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 127 [2021-06-13 07:10:16,707 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 188 transitions, 1296 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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 07:10:16,707 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:16,707 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 127 [2021-06-13 07:10:16,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:17,726 INFO L129 PetriNetUnfolder]: 2331/7155 cut-off events. [2021-06-13 07:10:17,727 INFO L130 PetriNetUnfolder]: For 43609/47635 co-relation queries the response was YES. [2021-06-13 07:10:17,801 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29524 conditions, 7155 events. 2331/7155 cut-off events. For 43609/47635 co-relation queries the response was YES. Maximal size of possible extension queue 944. Compared 83967 event pairs, 12 based on Foata normal form. 27/6681 useless extension candidates. Maximal degree in co-relation 29420. Up to 1920 conditions per place. [2021-06-13 07:10:17,825 INFO L132 encePairwiseOnDemand]: 113/127 looper letters, 33 selfloop transitions, 35 changer transitions 16/237 dead transitions. [2021-06-13 07:10:17,825 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 237 transitions, 1950 flow [2021-06-13 07:10:17,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-13 07:10:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-13 07:10:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1207 transitions. [2021-06-13 07:10:17,829 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8639942734430923 [2021-06-13 07:10:17,829 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1207 transitions. [2021-06-13 07:10:17,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1207 transitions. [2021-06-13 07:10:17,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:17,830 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1207 transitions. [2021-06-13 07:10:17,833 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 109.72727272727273) internal successors, (1207), 11 states have internal predecessors, (1207), 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 07:10:17,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 127.0) internal successors, (1524), 12 states have internal predecessors, (1524), 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 07:10:17,838 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 127.0) internal successors, (1524), 12 states have internal predecessors, (1524), 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 07:10:17,838 INFO L185 Difference]: Start difference. First operand has 193 places, 188 transitions, 1296 flow. Second operand 11 states and 1207 transitions. [2021-06-13 07:10:17,838 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 237 transitions, 1950 flow [2021-06-13 07:10:18,677 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 237 transitions, 1585 flow, removed 140 selfloop flow, removed 17 redundant places. [2021-06-13 07:10:18,679 INFO L241 Difference]: Finished difference. Result has 189 places, 207 transitions, 1347 flow [2021-06-13 07:10:18,680 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=971, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1347, PETRI_PLACES=189, PETRI_TRANSITIONS=207} [2021-06-13 07:10:18,680 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 68 predicate places. [2021-06-13 07:10:18,680 INFO L482 AbstractCegarLoop]: Abstraction has has 189 places, 207 transitions, 1347 flow [2021-06-13 07:10:18,680 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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 07:10:18,680 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:18,680 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:18,680 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-13 07:10:18,680 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:18,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:18,681 INFO L82 PathProgramCache]: Analyzing trace with hash -298366236, now seen corresponding path program 2 times [2021-06-13 07:10:18,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:18,681 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580605506] [2021-06-13 07:10:18,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:18,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:18,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:18,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:18,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:18,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:18,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:18,741 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:10:18,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:10:18,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:18,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:18,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:18,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:18,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:18,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:18,770 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 07:10:18,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:18,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580605506] [2021-06-13 07:10:18,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580605506] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:18,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:18,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 07:10:18,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665814233] [2021-06-13 07:10:18,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 07:10:18,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:18,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 07:10:18,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 07:10:18,772 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 127 [2021-06-13 07:10:18,772 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 207 transitions, 1347 flow. Second operand has 7 states, 7 states have (on average 114.42857142857143) internal successors, (801), 7 states have internal predecessors, (801), 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 07:10:18,772 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:18,772 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 127 [2021-06-13 07:10:18,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:19,848 INFO L129 PetriNetUnfolder]: 3231/9730 cut-off events. [2021-06-13 07:10:19,848 INFO L130 PetriNetUnfolder]: For 17249/18222 co-relation queries the response was YES. [2021-06-13 07:10:19,899 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27570 conditions, 9730 events. 3231/9730 cut-off events. For 17249/18222 co-relation queries the response was YES. Maximal size of possible extension queue 1291. Compared 121593 event pairs, 19 based on Foata normal form. 11/9120 useless extension candidates. Maximal degree in co-relation 27468. Up to 1129 conditions per place. [2021-06-13 07:10:19,926 INFO L132 encePairwiseOnDemand]: 121/127 looper letters, 19 selfloop transitions, 4 changer transitions 4/220 dead transitions. [2021-06-13 07:10:19,926 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 220 transitions, 1491 flow [2021-06-13 07:10:19,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 07:10:19,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-13 07:10:19,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 816 transitions. [2021-06-13 07:10:19,928 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9178852643419573 [2021-06-13 07:10:19,928 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 816 transitions. [2021-06-13 07:10:19,928 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 816 transitions. [2021-06-13 07:10:19,929 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:19,929 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 816 transitions. [2021-06-13 07:10:19,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 116.57142857142857) internal successors, (816), 7 states have internal predecessors, (816), 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 07:10:19,931 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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 07:10:19,931 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 127.0) internal successors, (1016), 8 states have internal predecessors, (1016), 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 07:10:19,931 INFO L185 Difference]: Start difference. First operand has 189 places, 207 transitions, 1347 flow. Second operand 7 states and 816 transitions. [2021-06-13 07:10:19,931 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 220 transitions, 1491 flow [2021-06-13 07:10:20,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 220 transitions, 1423 flow, removed 34 selfloop flow, removed 6 redundant places. [2021-06-13 07:10:20,506 INFO L241 Difference]: Finished difference. Result has 187 places, 207 transitions, 1329 flow [2021-06-13 07:10:20,506 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=1311, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=207, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=203, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1329, PETRI_PLACES=187, PETRI_TRANSITIONS=207} [2021-06-13 07:10:20,506 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 66 predicate places. [2021-06-13 07:10:20,506 INFO L482 AbstractCegarLoop]: Abstraction has has 187 places, 207 transitions, 1329 flow [2021-06-13 07:10:20,507 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 114.42857142857143) internal successors, (801), 7 states have internal predecessors, (801), 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 07:10:20,507 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:20,507 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:20,507 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-13 07:10:20,507 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:20,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:20,507 INFO L82 PathProgramCache]: Analyzing trace with hash -1783301166, now seen corresponding path program 3 times [2021-06-13 07:10:20,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:20,508 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26191943] [2021-06-13 07:10:20,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:20,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:20,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:20,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:20,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:20,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:20,607 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-13 07:10:20,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-13 07:10:20,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-13 07:10:20,628 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-13 07:10:20,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:20,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:20,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:20,638 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 07:10:20,638 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:20,638 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26191943] [2021-06-13 07:10:20,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26191943] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:20,640 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:20,640 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-06-13 07:10:20,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38737282] [2021-06-13 07:10:20,640 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-13 07:10:20,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:20,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-13 07:10:20,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-06-13 07:10:20,641 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-06-13 07:10:20,642 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 207 transitions, 1329 flow. Second operand has 9 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 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 07:10:20,642 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:20,642 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-06-13 07:10:20,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:22,358 INFO L129 PetriNetUnfolder]: 5283/12539 cut-off events. [2021-06-13 07:10:22,358 INFO L130 PetriNetUnfolder]: For 25537/39175 co-relation queries the response was YES. [2021-06-13 07:10:22,447 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43098 conditions, 12539 events. 5283/12539 cut-off events. For 25537/39175 co-relation queries the response was YES. Maximal size of possible extension queue 1791. Compared 148086 event pairs, 15 based on Foata normal form. 1767/13240 useless extension candidates. Maximal degree in co-relation 43060. Up to 1739 conditions per place. [2021-06-13 07:10:22,471 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 22 selfloop transitions, 63 changer transitions 32/242 dead transitions. [2021-06-13 07:10:22,471 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 242 transitions, 1790 flow [2021-06-13 07:10:22,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-13 07:10:22,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-06-13 07:10:22,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2210 transitions. [2021-06-13 07:10:22,476 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9158723580605056 [2021-06-13 07:10:22,477 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2210 transitions. [2021-06-13 07:10:22,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2210 transitions. [2021-06-13 07:10:22,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:22,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2210 transitions. [2021-06-13 07:10:22,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 116.3157894736842) internal successors, (2210), 19 states have internal predecessors, (2210), 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 07:10:22,487 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 127.0) internal successors, (2540), 20 states have internal predecessors, (2540), 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 07:10:22,487 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 127.0) internal successors, (2540), 20 states have internal predecessors, (2540), 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 07:10:22,487 INFO L185 Difference]: Start difference. First operand has 187 places, 207 transitions, 1329 flow. Second operand 19 states and 2210 transitions. [2021-06-13 07:10:22,488 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 242 transitions, 1790 flow [2021-06-13 07:10:23,182 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 242 transitions, 1709 flow, removed 29 selfloop flow, removed 6 redundant places. [2021-06-13 07:10:23,184 INFO L241 Difference]: Finished difference. Result has 203 places, 200 transitions, 1344 flow [2021-06-13 07:10:23,185 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=1248, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=207, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=60, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1344, PETRI_PLACES=203, PETRI_TRANSITIONS=200} [2021-06-13 07:10:23,185 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 82 predicate places. [2021-06-13 07:10:23,185 INFO L482 AbstractCegarLoop]: Abstraction has has 203 places, 200 transitions, 1344 flow [2021-06-13 07:10:23,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 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 07:10:23,185 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:23,185 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:23,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-13 07:10:23,186 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:23,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:23,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1660770788, now seen corresponding path program 1 times [2021-06-13 07:10:23,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:23,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308887281] [2021-06-13 07:10:23,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:23,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:23,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:23,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:23,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:23,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:23,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:23,258 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-13 07:10:23,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-13 07:10:23,267 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-13 07:10:23,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-13 07:10:23,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:23,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:23,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:23,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-13 07:10:23,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:23,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:23,293 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 07:10:23,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:23,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308887281] [2021-06-13 07:10:23,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308887281] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:23,293 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:23,293 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 07:10:23,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418872742] [2021-06-13 07:10:23,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 07:10:23,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:23,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 07:10:23,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-13 07:10:23,294 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 127 [2021-06-13 07:10:23,295 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 200 transitions, 1344 flow. Second operand has 8 states, 8 states have (on average 106.375) internal successors, (851), 8 states have internal predecessors, (851), 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 07:10:23,295 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:23,295 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 127 [2021-06-13 07:10:23,295 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:24,851 INFO L129 PetriNetUnfolder]: 4832/14129 cut-off events. [2021-06-13 07:10:24,851 INFO L130 PetriNetUnfolder]: For 36638/39347 co-relation queries the response was YES. [2021-06-13 07:10:24,939 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48078 conditions, 14129 events. 4832/14129 cut-off events. For 36638/39347 co-relation queries the response was YES. Maximal size of possible extension queue 1988. Compared 188733 event pairs, 20 based on Foata normal form. 33/13279 useless extension candidates. Maximal degree in co-relation 47970. Up to 1595 conditions per place. [2021-06-13 07:10:24,948 INFO L132 encePairwiseOnDemand]: 113/127 looper letters, 14 selfloop transitions, 7 changer transitions 111/231 dead transitions. [2021-06-13 07:10:24,949 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 231 transitions, 1862 flow [2021-06-13 07:10:24,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-13 07:10:24,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-13 07:10:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 979 transitions. [2021-06-13 07:10:24,950 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8565179352580927 [2021-06-13 07:10:24,950 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 979 transitions. [2021-06-13 07:10:24,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 979 transitions. [2021-06-13 07:10:24,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:24,951 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 979 transitions. [2021-06-13 07:10:24,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 108.77777777777777) internal successors, (979), 9 states have internal predecessors, (979), 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 07:10:24,953 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 127.0) internal successors, (1270), 10 states have internal predecessors, (1270), 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 07:10:24,954 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 127.0) internal successors, (1270), 10 states have internal predecessors, (1270), 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 07:10:24,954 INFO L185 Difference]: Start difference. First operand has 203 places, 200 transitions, 1344 flow. Second operand 9 states and 979 transitions. [2021-06-13 07:10:24,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 231 transitions, 1862 flow [2021-06-13 07:10:26,683 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 231 transitions, 1668 flow, removed 49 selfloop flow, removed 17 redundant places. [2021-06-13 07:10:26,685 INFO L241 Difference]: Finished difference. Result has 196 places, 119 transitions, 492 flow [2021-06-13 07:10:26,685 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=1204, PETRI_DIFFERENCE_MINUEND_PLACES=183, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=200, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=193, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=492, PETRI_PLACES=196, PETRI_TRANSITIONS=119} [2021-06-13 07:10:26,685 INFO L335 CegarLoopForPetriNet]: 121 programPoint places, 75 predicate places. [2021-06-13 07:10:26,685 INFO L482 AbstractCegarLoop]: Abstraction has has 196 places, 119 transitions, 492 flow [2021-06-13 07:10:26,686 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 106.375) internal successors, (851), 8 states have internal predecessors, (851), 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 07:10:26,686 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:26,686 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:10:26,686 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-13 07:10:26,686 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:26,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:26,686 INFO L82 PathProgramCache]: Analyzing trace with hash 404774320, now seen corresponding path program 2 times [2021-06-13 07:10:26,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:26,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507334341] [2021-06-13 07:10:26,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:10:26,719 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:10:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-13 07:10:26,749 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-13 07:10:26,777 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-13 07:10:26,777 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-13 07:10:26,777 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-13 07:10:26,778 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3) [2021-06-13 07:10:26,779 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-13 07:10:26,780 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 07:10:26,780 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 07:10:26,780 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 07:10:26,780 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 07:10:26,780 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 07:10:26,780 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 07:10:26,780 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 07:10:26,780 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P3Thread1of1ForFork1======== [2021-06-13 07:10:26,781 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 127 transitions, 274 flow [2021-06-13 07:10:26,787 INFO L129 PetriNetUnfolder]: 2/123 cut-off events. [2021-06-13 07:10:26,787 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:26,788 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136 conditions, 123 events. 2/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2021-06-13 07:10:26,788 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 127 transitions, 274 flow [2021-06-13 07:10:26,788 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 134 places, 123 transitions, 258 flow [2021-06-13 07:10:26,792 INFO L129 PetriNetUnfolder]: 0/87 cut-off events. [2021-06-13 07:10:26,792 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:26,792 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-06-13 07:10:26,792 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-13 07:10:26,792 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 07:10:26,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 07:10:26,792 INFO L82 PathProgramCache]: Analyzing trace with hash -596724208, now seen corresponding path program 1 times [2021-06-13 07:10:26,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 07:10:26,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232326158] [2021-06-13 07:10:26,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 07:10:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 07:10:26,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:26,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-13 07:10:26,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-13 07:10:26,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-13 07:10:26,810 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 07:10:26,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 07:10:26,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232326158] [2021-06-13 07:10:26,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232326158] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 07:10:26,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 07:10:26,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 07:10:26,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128460906] [2021-06-13 07:10:26,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-13 07:10:26,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 07:10:26,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-13 07:10:26,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-13 07:10:26,811 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 127 [2021-06-13 07:10:26,812 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 123 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 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 07:10:26,812 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-13 07:10:26,812 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 127 [2021-06-13 07:10:26,812 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-13 07:10:26,840 INFO L129 PetriNetUnfolder]: 13/193 cut-off events. [2021-06-13 07:10:26,841 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-13 07:10:26,841 INFO L84 FinitePrefix]: Finished finitePrefix Result has 236 conditions, 193 events. 13/193 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 405 event pairs, 5 based on Foata normal form. 6/189 useless extension candidates. Maximal degree in co-relation 182. Up to 25 conditions per place. [2021-06-13 07:10:26,841 INFO L132 encePairwiseOnDemand]: 122/127 looper letters, 0 selfloop transitions, 0 changer transitions 121/121 dead transitions. [2021-06-13 07:10:26,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 121 transitions, 270 flow [2021-06-13 07:10:26,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-13 07:10:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-13 07:10:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 364 transitions. [2021-06-13 07:10:26,842 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9553805774278216 [2021-06-13 07:10:26,842 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 364 transitions. [2021-06-13 07:10:26,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 364 transitions. [2021-06-13 07:10:26,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-13 07:10:26,842 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 364 transitions. [2021-06-13 07:10:26,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 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 07:10:26,843 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 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 07:10:26,848 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 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 07:10:26,848 INFO L185 Difference]: Start difference. First operand has 134 places, 123 transitions, 258 flow. Second operand 3 states and 364 transitions. [2021-06-13 07:10:26,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 121 transitions, 270 flow [2021-06-13 07:10:26,849 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 121 transitions, 266 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-13 07:10:26,850 INFO L241 Difference]: Finished difference. Result has 130 places, 0 transitions, 0 flow [2021-06-13 07:10:26,850 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=246, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=130, PETRI_TRANSITIONS=0} [2021-06-13 07:10:26,850 INFO L335 CegarLoopForPetriNet]: 134 programPoint places, -4 predicate places. [2021-06-13 07:10:26,850 INFO L482 AbstractCegarLoop]: Abstraction has has 130 places, 0 transitions, 0 flow [2021-06-13 07:10:26,850 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 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 07:10:26,851 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-13 07:10:26,851 INFO L301 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork1 was SAFE (3/3) [2021-06-13 07:10:26,851 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 07:10:26,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 07:10:26 BasicIcfg [2021-06-13 07:10:26,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 07:10:26,993 INFO L168 Benchmark]: Toolchain (without parser) took 19261.09 ms. Allocated memory was 200.3 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 162.8 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 847.3 MB. Max. memory is 8.0 GB. [2021-06-13 07:10:26,993 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 200.3 MB. Free memory is still 181.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 07:10:26,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.91 ms. Allocated memory is still 200.3 MB. Free memory was 162.6 MB in the beginning and 158.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-13 07:10:26,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.47 ms. Allocated memory is still 200.3 MB. Free memory was 158.1 MB in the beginning and 155.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-13 07:10:26,995 INFO L168 Benchmark]: Boogie Preprocessor took 36.34 ms. Allocated memory is still 200.3 MB. Free memory was 155.1 MB in the beginning and 152.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 07:10:26,995 INFO L168 Benchmark]: RCFGBuilder took 1934.79 ms. Allocated memory was 200.3 MB in the beginning and 250.6 MB in the end (delta: 50.3 MB). Free memory was 152.5 MB in the beginning and 138.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 8.0 GB. [2021-06-13 07:10:26,995 INFO L168 Benchmark]: TraceAbstraction took 16805.75 ms. Allocated memory was 250.6 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 138.4 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 772.0 MB. Max. memory is 8.0 GB. [2021-06-13 07:10:26,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 200.3 MB. Free memory is still 181.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 441.91 ms. Allocated memory is still 200.3 MB. Free memory was 162.6 MB in the beginning and 158.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 38.47 ms. Allocated memory is still 200.3 MB. Free memory was 158.1 MB in the beginning and 155.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 36.34 ms. Allocated memory is still 200.3 MB. Free memory was 155.1 MB in the beginning and 152.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1934.79 ms. Allocated memory was 200.3 MB in the beginning and 250.6 MB in the end (delta: 50.3 MB). Free memory was 152.5 MB in the beginning and 138.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 16805.75 ms. Allocated memory was 250.6 MB in the beginning and 4.5 GB in the end (delta: 4.3 GB). Free memory was 138.4 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 772.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L721] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L722] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L724] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L726] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L728] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L729] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L730] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L731] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L732] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L733] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L734] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L735] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L736] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L737] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L738] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L739] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L740] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L741] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L742] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L743] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L744] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L745] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L746] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L747] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L748] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] 0 pthread_t t549; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] FCALL, FORK 0 pthread_create(&t549, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t550; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] FCALL, FORK 0 pthread_create(&t550, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t551; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] FCALL, FORK 0 pthread_create(&t551, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] 0 pthread_t t552; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] FCALL, FORK 0 pthread_create(&t552, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 4 z$w_buff1 = z$w_buff0 [L811] 4 z$w_buff0 = 1 [L812] 4 z$w_buff1_used = z$w_buff0_used [L813] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L815] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L816] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L817] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L818] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L819] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L820] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L824] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L825] 4 z$flush_delayed = weak$$choice2 [L826] 4 z$mem_tmp = z [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L828] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L828] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L829] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L830] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L830] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L831] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L832] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L833] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 __unbuffered_p3_EAX = z [L835] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L835] 4 z = z$flush_delayed ? z$mem_tmp : z [L836] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L839] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L782] 3 y = 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 3 z$flush_delayed = weak$$choice2 [L788] 3 z$mem_tmp = z [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L789] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] 3 __unbuffered_p2_EAX = z [L797] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L797] 3 z = z$flush_delayed ? z$mem_tmp : z [L798] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L842] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L843] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L844] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L845] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L845] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L846] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L846] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L878] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L879] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L880] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L880] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L881] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L881] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P3 with 1 thread instances CFG has 9 procedures, 161 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 41.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 37.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 161 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 13.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 16443.1ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 14587.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 22.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 195 SDtfs, 431 SDslu, 674 SDs, 0 SdLazy, 616 SolverSat, 188 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 635.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 1336.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1347occurred in iteration=7, InterpolantAutomatonStates: 121, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 37.9ms SsaConstructionTime, 411.8ms SatisfiabilityAnalysisTime, 1153.2ms InterpolantComputationTime, 990 NumberOfCodeBlocks, 990 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 882 ConstructedInterpolants, 0 QuantifiedInterpolants, 3966 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P3Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 161 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 71.2ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 38.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.1ms SsaConstructionTime, 2.6ms SatisfiabilityAnalysisTime, 11.7ms InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...