/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-OGIterative-Hitting.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 11:46:28,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 11:46:28,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 11:46:28,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-13 11:46:28,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-13 11:46:28,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-13 11:46:28,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-13 11:46:28,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-13 11:46:28,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-13 11:46:28,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-13 11:46:28,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-13 11:46:28,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-13 11:46:28,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 11:46:28,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 11:46:28,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 11:46:28,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 11:46:28,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 11:46:28,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 11:46:28,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 11:46:28,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 11:46:28,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 11:46:28,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 11:46:28,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 11:46:28,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 11:46:28,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 11:46:28,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-13 11:46:28,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-13 11:46:28,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-13 11:46:28,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-13 11:46:28,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-13 11:46:28,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-13 11:46:28,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-13 11:46:28,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-13 11:46:28,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 11:46:28,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 11:46:28,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 11:46:28,657 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-OGIterative-Hitting.epf [2021-08-13 11:46:28,670 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 11:46:28,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 11:46:28,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 11:46:28,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 11:46:28,671 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 11:46:28,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 11:46:28,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 11:46:28,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 11:46:28,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 11:46:28,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 11:46:28,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 11:46:28,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 11:46:28,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 11:46:28,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 11:46:28,674 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 11:46:28,674 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 11:46:28,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 11:46:28,675 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 11:46:28,675 INFO L138 SettingsManager]: * Use hitting sets in computation of OwickiGries annotation=true [2021-08-13 11:46:28,675 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 11:46:28,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 11:46:28,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 11:46:28,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 11:46:28,898 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 11:46:28,899 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 11:46:28,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.opt.i [2021-08-13 11:46:28,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e502464/356121430fef4699a1d93bba4605f3de/FLAGd6a96746c [2021-08-13 11:46:29,322 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 11:46:29,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.opt.i [2021-08-13 11:46:29,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e502464/356121430fef4699a1d93bba4605f3de/FLAGd6a96746c [2021-08-13 11:46:29,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e502464/356121430fef4699a1d93bba4605f3de [2021-08-13 11:46:29,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 11:46:29,689 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 11:46:29,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 11:46:29,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 11:46:29,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 11:46:29,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 11:46:29" (1/1) ... [2021-08-13 11:46:29,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230f3069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:29, skipping insertion in model container [2021-08-13 11:46:29,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 11:46:29" (1/1) ... [2021-08-13 11:46:29,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 11:46:29,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 11:46:29,832 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/safe035_power.opt.i[951,964] [2021-08-13 11:46:30,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 11:46:30,052 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 11:46:30,064 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/safe035_power.opt.i[951,964] [2021-08-13 11:46:30,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 11:46:30,167 INFO L208 MainTranslator]: Completed translation [2021-08-13 11:46:30,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30 WrapperNode [2021-08-13 11:46:30,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 11:46:30,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 11:46:30,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 11:46:30,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 11:46:30,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 11:46:30,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 11:46:30,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 11:46:30,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 11:46:30,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (1/1) ... [2021-08-13 11:46:30,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 11:46:30,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 11:46:30,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 11:46:30,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 11:46:30,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (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 [2021-08-13 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-13 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-13 11:46:30,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-13 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-13 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-13 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-13 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-13 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-13 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 11:46:30,306 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 11:46:33,085 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 11:46:33,085 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-13 11:46:33,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 11:46:33 BoogieIcfgContainer [2021-08-13 11:46:33,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 11:46:33,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 11:46:33,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 11:46:33,091 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 11:46:33,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 11:46:29" (1/3) ... [2021-08-13 11:46:33,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b115c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 11:46:33, skipping insertion in model container [2021-08-13 11:46:33,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 11:46:30" (2/3) ... [2021-08-13 11:46:33,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b115c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 11:46:33, skipping insertion in model container [2021-08-13 11:46:33,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 11:46:33" (3/3) ... [2021-08-13 11:46:33,094 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_power.opt.i [2021-08-13 11:46:33,098 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 11:46:33,099 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-13 11:46:33,099 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 11:46:33,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,149 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,150 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,152 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,153 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,168 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,174 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,175 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 11:46:33,178 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-13 11:46:33,192 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-13 11:46:33,204 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 11:46:33,204 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 11:46:33,205 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 11:46:33,205 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 11:46:33,205 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 11:46:33,205 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 11:46:33,205 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 11:46:33,205 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 11:46:33,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 111 transitions, 237 flow [2021-08-13 11:46:33,236 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2021-08-13 11:46:33,237 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 11:46:33,239 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 60 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 71. Up to 2 conditions per place. [2021-08-13 11:46:33,239 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 111 transitions, 237 flow [2021-08-13 11:46:33,242 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 116 places, 108 transitions, 225 flow [2021-08-13 11:46:33,251 INFO L129 PetriNetUnfolder]: 0/73 cut-off events. [2021-08-13 11:46:33,251 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 11:46:33,251 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:33,252 INFO L266 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] [2021-08-13 11:46:33,252 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:33,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:33,255 INFO L82 PathProgramCache]: Analyzing trace with hash 502201670, now seen corresponding path program 1 times [2021-08-13 11:46:33,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:33,260 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108741110] [2021-08-13 11:46:33,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:33,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:33,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:33,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:33,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:33,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108741110] [2021-08-13 11:46:33,483 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108741110] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:33,483 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:33,483 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 11:46:33,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660008524] [2021-08-13 11:46:33,488 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 11:46:33,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:33,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 11:46:33,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 11:46:33,499 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 111 [2021-08-13 11:46:33,501 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 108 transitions, 225 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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) [2021-08-13 11:46:33,501 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:33,501 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 111 [2021-08-13 11:46:33,502 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:33,731 INFO L129 PetriNetUnfolder]: 340/1589 cut-off events. [2021-08-13 11:46:33,731 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 11:46:33,736 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2120 conditions, 1589 events. 340/1589 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 13750 event pairs, 112 based on Foata normal form. 96/1589 useless extension candidates. Maximal degree in co-relation 2071. Up to 445 conditions per place. [2021-08-13 11:46:33,742 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 17 selfloop transitions, 2 changer transitions 0/111 dead transitions. [2021-08-13 11:46:33,742 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 111 transitions, 269 flow [2021-08-13 11:46:33,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 11:46:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 11:46:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 309 transitions. [2021-08-13 11:46:33,751 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9279279279279279 [2021-08-13 11:46:33,751 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 309 transitions. [2021-08-13 11:46:33,751 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 309 transitions. [2021-08-13 11:46:33,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:33,753 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 309 transitions. [2021-08-13 11:46:33,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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) [2021-08-13 11:46:33,785 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 11:46:33,785 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 11:46:33,786 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 0 predicate places. [2021-08-13 11:46:33,786 INFO L482 AbstractCegarLoop]: Abstraction has has 116 places, 111 transitions, 269 flow [2021-08-13 11:46:33,786 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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) [2021-08-13 11:46:33,786 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:33,786 INFO L266 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] [2021-08-13 11:46:33,787 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 11:46:33,787 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:33,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:33,787 INFO L82 PathProgramCache]: Analyzing trace with hash -281438858, now seen corresponding path program 1 times [2021-08-13 11:46:33,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:33,787 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943167716] [2021-08-13 11:46:33,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:33,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:33,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:33,950 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:33,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:33,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:33,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:33,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:33,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:33,974 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:33,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943167716] [2021-08-13 11:46:33,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943167716] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:33,975 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:33,975 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 11:46:33,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599216771] [2021-08-13 11:46:33,976 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 11:46:33,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:33,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 11:46:33,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 11:46:33,977 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 111 [2021-08-13 11:46:33,977 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 111 transitions, 269 flow. Second operand has 6 states, 6 states have (on average 100.16666666666667) internal successors, (601), 6 states have internal predecessors, (601), 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) [2021-08-13 11:46:33,978 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:33,978 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 111 [2021-08-13 11:46:33,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:34,325 INFO L129 PetriNetUnfolder]: 546/2023 cut-off events. [2021-08-13 11:46:34,325 INFO L130 PetriNetUnfolder]: For 83/83 co-relation queries the response was YES. [2021-08-13 11:46:34,330 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3291 conditions, 2023 events. 546/2023 cut-off events. For 83/83 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 17619 event pairs, 100 based on Foata normal form. 0/1963 useless extension candidates. Maximal degree in co-relation 3239. Up to 723 conditions per place. [2021-08-13 11:46:34,334 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 7 selfloop transitions, 2 changer transitions 13/123 dead transitions. [2021-08-13 11:46:34,334 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 123 transitions, 345 flow [2021-08-13 11:46:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 11:46:34,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 11:46:34,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 914 transitions. [2021-08-13 11:46:34,338 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.914914914914915 [2021-08-13 11:46:34,338 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 914 transitions. [2021-08-13 11:46:34,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 914 transitions. [2021-08-13 11:46:34,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:34,338 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 914 transitions. [2021-08-13 11:46:34,340 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 101.55555555555556) internal successors, (914), 9 states have internal predecessors, (914), 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) [2021-08-13 11:46:34,342 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 111.0) internal successors, (1110), 10 states have internal predecessors, (1110), 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) [2021-08-13 11:46:34,342 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 111.0) internal successors, (1110), 10 states have internal predecessors, (1110), 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) [2021-08-13 11:46:34,343 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 8 predicate places. [2021-08-13 11:46:34,343 INFO L482 AbstractCegarLoop]: Abstraction has has 124 places, 123 transitions, 345 flow [2021-08-13 11:46:34,343 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 100.16666666666667) internal successors, (601), 6 states have internal predecessors, (601), 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) [2021-08-13 11:46:34,343 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:34,343 INFO L266 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] [2021-08-13 11:46:34,343 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 11:46:34,343 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:34,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:34,344 INFO L82 PathProgramCache]: Analyzing trace with hash -654354667, now seen corresponding path program 1 times [2021-08-13 11:46:34,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:34,344 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936178232] [2021-08-13 11:46:34,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:34,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:34,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:34,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:34,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:34,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:34,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:34,541 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-08-13 11:46:34,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:46:34,555 INFO L142 QuantifierPusher]: treesize reduction 39, result has 50.6 percent of original size [2021-08-13 11:46:34,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-08-13 11:46:34,585 INFO L142 QuantifierPusher]: treesize reduction 86, result has 56.1 percent of original size [2021-08-13 11:46:34,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-08-13 11:46:34,661 INFO L142 QuantifierPusher]: treesize reduction 37, result has 51.9 percent of original size [2021-08-13 11:46:34,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-08-13 11:46:34,689 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:34,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:34,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:34,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:34,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:34,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:34,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:34,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:34,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:34,731 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:34,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936178232] [2021-08-13 11:46:34,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936178232] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:34,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:34,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-08-13 11:46:34,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993921646] [2021-08-13 11:46:34,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-13 11:46:34,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:34,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-13 11:46:34,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-08-13 11:46:34,733 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 111 [2021-08-13 11:46:34,734 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 123 transitions, 345 flow. Second operand has 11 states, 11 states have (on average 81.72727272727273) internal successors, (899), 11 states have internal predecessors, (899), 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) [2021-08-13 11:46:34,734 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:34,734 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 111 [2021-08-13 11:46:34,734 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:35,991 INFO L129 PetriNetUnfolder]: 2246/5217 cut-off events. [2021-08-13 11:46:35,991 INFO L130 PetriNetUnfolder]: For 1333/2787 co-relation queries the response was YES. [2021-08-13 11:46:36,001 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11854 conditions, 5217 events. 2246/5217 cut-off events. For 1333/2787 co-relation queries the response was YES. Maximal size of possible extension queue 301. Compared 44665 event pairs, 177 based on Foata normal form. 4/5139 useless extension candidates. Maximal degree in co-relation 11791. Up to 2179 conditions per place. [2021-08-13 11:46:36,010 INFO L132 encePairwiseOnDemand]: 96/111 looper letters, 37 selfloop transitions, 11 changer transitions 87/203 dead transitions. [2021-08-13 11:46:36,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 203 transitions, 903 flow [2021-08-13 11:46:36,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 11:46:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 11:46:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1156 transitions. [2021-08-13 11:46:36,012 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8011088011088011 [2021-08-13 11:46:36,012 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1156 transitions. [2021-08-13 11:46:36,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1156 transitions. [2021-08-13 11:46:36,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:36,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1156 transitions. [2021-08-13 11:46:36,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 88.92307692307692) internal successors, (1156), 13 states have internal predecessors, (1156), 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) [2021-08-13 11:46:36,016 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 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) [2021-08-13 11:46:36,017 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 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) [2021-08-13 11:46:36,017 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 20 predicate places. [2021-08-13 11:46:36,017 INFO L482 AbstractCegarLoop]: Abstraction has has 136 places, 203 transitions, 903 flow [2021-08-13 11:46:36,018 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 81.72727272727273) internal successors, (899), 11 states have internal predecessors, (899), 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) [2021-08-13 11:46:36,018 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:36,018 INFO L266 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] [2021-08-13 11:46:36,018 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 11:46:36,018 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:36,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:36,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1654203436, now seen corresponding path program 1 times [2021-08-13 11:46:36,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:36,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785228118] [2021-08-13 11:46:36,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:36,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:36,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:36,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:36,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:46:36,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 11:46:36,177 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.3 percent of original size [2021-08-13 11:46:36,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-08-13 11:46:36,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:46:36,203 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-08-13 11:46:36,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 11:46:36,236 INFO L142 QuantifierPusher]: treesize reduction 79, result has 15.1 percent of original size [2021-08-13 11:46:36,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 11:46:36,237 INFO L142 QuantifierPusher]: treesize reduction 36, result has 28.0 percent of original size [2021-08-13 11:46:36,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 11:46:36,242 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:36,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:36,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:36,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:36,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:36,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:36,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:36,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:36,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785228118] [2021-08-13 11:46:36,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785228118] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:36,272 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:36,272 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-13 11:46:36,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730804992] [2021-08-13 11:46:36,273 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-08-13 11:46:36,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:36,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-13 11:46:36,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-08-13 11:46:36,274 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 111 [2021-08-13 11:46:36,275 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 203 transitions, 903 flow. Second operand has 12 states, 12 states have (on average 84.41666666666667) internal successors, (1013), 12 states have internal predecessors, (1013), 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) [2021-08-13 11:46:36,275 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:36,275 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 111 [2021-08-13 11:46:36,275 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:37,752 INFO L129 PetriNetUnfolder]: 3713/8797 cut-off events. [2021-08-13 11:46:37,752 INFO L130 PetriNetUnfolder]: For 2697/5911 co-relation queries the response was YES. [2021-08-13 11:46:37,770 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25289 conditions, 8797 events. 3713/8797 cut-off events. For 2697/5911 co-relation queries the response was YES. Maximal size of possible extension queue 515. Compared 83907 event pairs, 168 based on Foata normal form. 7/8723 useless extension candidates. Maximal degree in co-relation 25218. Up to 3603 conditions per place. [2021-08-13 11:46:37,783 INFO L132 encePairwiseOnDemand]: 98/111 looper letters, 57 selfloop transitions, 14 changer transitions 297/439 dead transitions. [2021-08-13 11:46:37,783 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 439 transitions, 3021 flow [2021-08-13 11:46:37,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 11:46:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 11:46:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1259 transitions. [2021-08-13 11:46:37,785 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8101673101673101 [2021-08-13 11:46:37,785 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1259 transitions. [2021-08-13 11:46:37,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1259 transitions. [2021-08-13 11:46:37,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:37,786 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1259 transitions. [2021-08-13 11:46:37,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 89.92857142857143) internal successors, (1259), 14 states have internal predecessors, (1259), 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) [2021-08-13 11:46:37,789 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 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) [2021-08-13 11:46:37,790 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 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) [2021-08-13 11:46:37,790 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 33 predicate places. [2021-08-13 11:46:37,790 INFO L482 AbstractCegarLoop]: Abstraction has has 149 places, 439 transitions, 3021 flow [2021-08-13 11:46:37,790 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 84.41666666666667) internal successors, (1013), 12 states have internal predecessors, (1013), 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) [2021-08-13 11:46:37,790 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:37,790 INFO L266 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] [2021-08-13 11:46:37,790 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-13 11:46:37,791 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:37,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:37,791 INFO L82 PathProgramCache]: Analyzing trace with hash 125655046, now seen corresponding path program 2 times [2021-08-13 11:46:37,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:37,791 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754235433] [2021-08-13 11:46:37,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:37,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:37,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:37,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:37,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:37,960 INFO L142 QuantifierPusher]: treesize reduction 9, result has 66.7 percent of original size [2021-08-13 11:46:37,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 11:46:37,969 INFO L142 QuantifierPusher]: treesize reduction 21, result has 73.4 percent of original size [2021-08-13 11:46:37,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-08-13 11:46:38,000 INFO L142 QuantifierPusher]: treesize reduction 42, result has 61.8 percent of original size [2021-08-13 11:46:38,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-08-13 11:46:38,038 INFO L142 QuantifierPusher]: treesize reduction 33, result has 70.5 percent of original size [2021-08-13 11:46:38,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-08-13 11:46:38,070 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:38,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:38,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:38,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:38,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:38,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:38,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:38,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:38,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:38,107 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:38,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754235433] [2021-08-13 11:46:38,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754235433] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:38,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:38,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-13 11:46:38,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117073287] [2021-08-13 11:46:38,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 11:46:38,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:38,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 11:46:38,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-13 11:46:38,109 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 111 [2021-08-13 11:46:38,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 439 transitions, 3021 flow. Second operand has 10 states, 10 states have (on average 84.7) internal successors, (847), 10 states have internal predecessors, (847), 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) [2021-08-13 11:46:38,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:38,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 111 [2021-08-13 11:46:38,109 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:40,569 INFO L129 PetriNetUnfolder]: 6374/15555 cut-off events. [2021-08-13 11:46:40,570 INFO L130 PetriNetUnfolder]: For 5341/21242 co-relation queries the response was YES. [2021-08-13 11:46:40,628 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53900 conditions, 15555 events. 6374/15555 cut-off events. For 5341/21242 co-relation queries the response was YES. Maximal size of possible extension queue 896. Compared 165627 event pairs, 170 based on Foata normal form. 22/15491 useless extension candidates. Maximal degree in co-relation 53821. Up to 7417 conditions per place. [2021-08-13 11:46:40,684 INFO L132 encePairwiseOnDemand]: 97/111 looper letters, 75 selfloop transitions, 31 changer transitions 511/688 dead transitions. [2021-08-13 11:46:40,684 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 688 transitions, 6205 flow [2021-08-13 11:46:40,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-13 11:46:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-13 11:46:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1034 transitions. [2021-08-13 11:46:40,694 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8468468468468469 [2021-08-13 11:46:40,694 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1034 transitions. [2021-08-13 11:46:40,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1034 transitions. [2021-08-13 11:46:40,696 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:40,696 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1034 transitions. [2021-08-13 11:46:40,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 94.0) internal successors, (1034), 11 states have internal predecessors, (1034), 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) [2021-08-13 11:46:40,710 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 111.0) internal successors, (1332), 12 states have internal predecessors, (1332), 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) [2021-08-13 11:46:40,711 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 111.0) internal successors, (1332), 12 states have internal predecessors, (1332), 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) [2021-08-13 11:46:40,711 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 43 predicate places. [2021-08-13 11:46:40,711 INFO L482 AbstractCegarLoop]: Abstraction has has 159 places, 688 transitions, 6205 flow [2021-08-13 11:46:40,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 84.7) internal successors, (847), 10 states have internal predecessors, (847), 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) [2021-08-13 11:46:40,711 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:40,711 INFO L266 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] [2021-08-13 11:46:40,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-13 11:46:40,712 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:40,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:40,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1127913408, now seen corresponding path program 1 times [2021-08-13 11:46:40,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:40,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710490776] [2021-08-13 11:46:40,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:40,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:40,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:40,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:40,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:40,866 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 11:46:40,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 11:46:40,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:40,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:40,883 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 11:46:40,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:40,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:40,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:40,890 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:40,890 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710490776] [2021-08-13 11:46:40,891 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710490776] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:40,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:40,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 11:46:40,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573822396] [2021-08-13 11:46:40,891 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 11:46:40,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:40,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 11:46:40,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 11:46:40,892 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 111 [2021-08-13 11:46:40,893 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 688 transitions, 6205 flow. Second operand has 6 states, 6 states have (on average 98.16666666666667) internal successors, (589), 6 states have internal predecessors, (589), 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) [2021-08-13 11:46:40,893 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:40,893 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 111 [2021-08-13 11:46:40,893 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:42,180 INFO L129 PetriNetUnfolder]: 3080/9319 cut-off events. [2021-08-13 11:46:42,180 INFO L130 PetriNetUnfolder]: For 3005/6201 co-relation queries the response was YES. [2021-08-13 11:46:42,207 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27756 conditions, 9319 events. 3080/9319 cut-off events. For 3005/6201 co-relation queries the response was YES. Maximal size of possible extension queue 474. Compared 102279 event pairs, 152 based on Foata normal form. 2/8893 useless extension candidates. Maximal degree in co-relation 27674. Up to 3460 conditions per place. [2021-08-13 11:46:42,235 INFO L132 encePairwiseOnDemand]: 101/111 looper letters, 24 selfloop transitions, 17 changer transitions 247/626 dead transitions. [2021-08-13 11:46:42,235 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 626 transitions, 5445 flow [2021-08-13 11:46:42,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 11:46:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 11:46:42,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1013 transitions. [2021-08-13 11:46:42,237 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9126126126126126 [2021-08-13 11:46:42,237 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1013 transitions. [2021-08-13 11:46:42,237 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1013 transitions. [2021-08-13 11:46:42,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:42,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1013 transitions. [2021-08-13 11:46:42,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 101.3) internal successors, (1013), 10 states have internal predecessors, (1013), 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) [2021-08-13 11:46:42,240 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 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) [2021-08-13 11:46:42,240 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 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) [2021-08-13 11:46:42,240 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 52 predicate places. [2021-08-13 11:46:42,240 INFO L482 AbstractCegarLoop]: Abstraction has has 168 places, 626 transitions, 5445 flow [2021-08-13 11:46:42,241 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 98.16666666666667) internal successors, (589), 6 states have internal predecessors, (589), 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) [2021-08-13 11:46:42,241 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:42,241 INFO L266 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] [2021-08-13 11:46:42,241 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-13 11:46:42,241 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:42,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:42,241 INFO L82 PathProgramCache]: Analyzing trace with hash -2087189445, now seen corresponding path program 1 times [2021-08-13 11:46:42,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:42,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388374075] [2021-08-13 11:46:42,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:42,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:42,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:42,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:42,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:46:42,353 INFO L142 QuantifierPusher]: treesize reduction 12, result has 66.7 percent of original size [2021-08-13 11:46:42,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-08-13 11:46:42,365 INFO L142 QuantifierPusher]: treesize reduction 99, result has 29.3 percent of original size [2021-08-13 11:46:42,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-08-13 11:46:42,391 INFO L142 QuantifierPusher]: treesize reduction 170, result has 30.0 percent of original size [2021-08-13 11:46:42,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-08-13 11:46:42,436 INFO L142 QuantifierPusher]: treesize reduction 37, result has 64.8 percent of original size [2021-08-13 11:46:42,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-08-13 11:46:42,478 INFO L142 QuantifierPusher]: treesize reduction 38, result has 60.4 percent of original size [2021-08-13 11:46:42,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-08-13 11:46:42,521 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:42,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:42,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:42,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:42,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:42,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:42,564 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:42,565 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388374075] [2021-08-13 11:46:42,565 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388374075] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:42,565 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:42,565 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 11:46:42,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663100964] [2021-08-13 11:46:42,566 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 11:46:42,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:42,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 11:46:42,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-08-13 11:46:42,567 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 111 [2021-08-13 11:46:42,567 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 626 transitions, 5445 flow. Second operand has 13 states, 13 states have (on average 81.61538461538461) internal successors, (1061), 13 states have internal predecessors, (1061), 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) [2021-08-13 11:46:42,567 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:42,567 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 111 [2021-08-13 11:46:42,567 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:45,034 INFO L129 PetriNetUnfolder]: 4791/14674 cut-off events. [2021-08-13 11:46:45,034 INFO L130 PetriNetUnfolder]: For 6883/14632 co-relation queries the response was YES. [2021-08-13 11:46:45,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50508 conditions, 14674 events. 4791/14674 cut-off events. For 6883/14632 co-relation queries the response was YES. Maximal size of possible extension queue 795. Compared 176086 event pairs, 231 based on Foata normal form. 83/14195 useless extension candidates. Maximal degree in co-relation 50415. Up to 5395 conditions per place. [2021-08-13 11:46:45,109 INFO L132 encePairwiseOnDemand]: 94/111 looper letters, 263 selfloop transitions, 45 changer transitions 586/1001 dead transitions. [2021-08-13 11:46:45,109 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 1001 transitions, 10979 flow [2021-08-13 11:46:45,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 11:46:45,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 11:46:45,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1241 transitions. [2021-08-13 11:46:45,112 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7985842985842986 [2021-08-13 11:46:45,112 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1241 transitions. [2021-08-13 11:46:45,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1241 transitions. [2021-08-13 11:46:45,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:45,112 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1241 transitions. [2021-08-13 11:46:45,114 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 88.64285714285714) internal successors, (1241), 14 states have internal predecessors, (1241), 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) [2021-08-13 11:46:45,116 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 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) [2021-08-13 11:46:45,116 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 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) [2021-08-13 11:46:45,116 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 65 predicate places. [2021-08-13 11:46:45,116 INFO L482 AbstractCegarLoop]: Abstraction has has 181 places, 1001 transitions, 10979 flow [2021-08-13 11:46:45,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 81.61538461538461) internal successors, (1061), 13 states have internal predecessors, (1061), 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) [2021-08-13 11:46:45,117 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:45,117 INFO L266 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] [2021-08-13 11:46:45,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-13 11:46:45,117 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:45,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:45,117 INFO L82 PathProgramCache]: Analyzing trace with hash 730991257, now seen corresponding path program 2 times [2021-08-13 11:46:45,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:45,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805838869] [2021-08-13 11:46:45,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:45,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:45,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:45,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:45,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:45,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:45,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:45,182 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 11:46:45,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 11:46:45,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:45,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:45,198 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 11:46:45,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:45,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:45,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:45,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:45,205 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:45,205 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805838869] [2021-08-13 11:46:45,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805838869] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:45,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:45,206 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 11:46:45,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363158182] [2021-08-13 11:46:45,206 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 11:46:45,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:45,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 11:46:45,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 11:46:45,207 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 111 [2021-08-13 11:46:45,207 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 1001 transitions, 10979 flow. Second operand has 7 states, 7 states have (on average 98.14285714285714) internal successors, (687), 7 states have internal predecessors, (687), 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) [2021-08-13 11:46:45,207 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:45,207 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 111 [2021-08-13 11:46:45,207 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:46,204 INFO L129 PetriNetUnfolder]: 1451/4877 cut-off events. [2021-08-13 11:46:46,204 INFO L130 PetriNetUnfolder]: For 1626/7066 co-relation queries the response was YES. [2021-08-13 11:46:46,221 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14660 conditions, 4877 events. 1451/4877 cut-off events. For 1626/7066 co-relation queries the response was YES. Maximal size of possible extension queue 607. Compared 52071 event pairs, 20 based on Foata normal form. 756/5282 useless extension candidates. Maximal degree in co-relation 14564. Up to 903 conditions per place. [2021-08-13 11:46:46,237 INFO L132 encePairwiseOnDemand]: 101/111 looper letters, 22 selfloop transitions, 44 changer transitions 224/478 dead transitions. [2021-08-13 11:46:46,237 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 478 transitions, 4549 flow [2021-08-13 11:46:46,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 11:46:46,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 11:46:46,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1318 transitions. [2021-08-13 11:46:46,240 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9133749133749134 [2021-08-13 11:46:46,240 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1318 transitions. [2021-08-13 11:46:46,240 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1318 transitions. [2021-08-13 11:46:46,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:46,241 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1318 transitions. [2021-08-13 11:46:46,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 101.38461538461539) internal successors, (1318), 13 states have internal predecessors, (1318), 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) [2021-08-13 11:46:46,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 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) [2021-08-13 11:46:46,245 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 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) [2021-08-13 11:46:46,245 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 74 predicate places. [2021-08-13 11:46:46,245 INFO L482 AbstractCegarLoop]: Abstraction has has 190 places, 478 transitions, 4549 flow [2021-08-13 11:46:46,245 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 98.14285714285714) internal successors, (687), 7 states have internal predecessors, (687), 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) [2021-08-13 11:46:46,245 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:46,246 INFO L266 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] [2021-08-13 11:46:46,246 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-13 11:46:46,246 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:46,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:46,246 INFO L82 PathProgramCache]: Analyzing trace with hash -716738419, now seen corresponding path program 1 times [2021-08-13 11:46:46,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:46,246 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149566178] [2021-08-13 11:46:46,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:46,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:46,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:46,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:46,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:46:46,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 11:46:46,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:46:46,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:46,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 11:46:46,494 INFO L142 QuantifierPusher]: treesize reduction 52, result has 55.9 percent of original size [2021-08-13 11:46:46,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-13 11:46:46,529 INFO L142 QuantifierPusher]: treesize reduction 28, result has 66.7 percent of original size [2021-08-13 11:46:46,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-08-13 11:46:46,568 INFO L142 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size [2021-08-13 11:46:46,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 11:46:46,594 INFO L142 QuantifierPusher]: treesize reduction 96, result has 55.6 percent of original size [2021-08-13 11:46:46,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-08-13 11:46:46,640 INFO L142 QuantifierPusher]: treesize reduction 41, result has 64.0 percent of original size [2021-08-13 11:46:46,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-08-13 11:46:46,681 INFO L142 QuantifierPusher]: treesize reduction 311, result has 11.6 percent of original size [2021-08-13 11:46:46,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-08-13 11:46:46,710 INFO L142 QuantifierPusher]: treesize reduction 30, result has 53.8 percent of original size [2021-08-13 11:46:46,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-08-13 11:46:46,735 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:46,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:46,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:46,774 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:46,775 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149566178] [2021-08-13 11:46:46,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149566178] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:46,775 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:46,775 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-08-13 11:46:46,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88426428] [2021-08-13 11:46:46,775 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-08-13 11:46:46,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:46,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-13 11:46:46,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2021-08-13 11:46:46,777 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 111 [2021-08-13 11:46:46,778 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 478 transitions, 4549 flow. Second operand has 19 states, 19 states have (on average 79.3157894736842) internal successors, (1507), 19 states have internal predecessors, (1507), 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) [2021-08-13 11:46:46,778 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:46,778 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 111 [2021-08-13 11:46:46,778 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:48,488 INFO L129 PetriNetUnfolder]: 1904/6468 cut-off events. [2021-08-13 11:46:48,488 INFO L130 PetriNetUnfolder]: For 2864/7787 co-relation queries the response was YES. [2021-08-13 11:46:48,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20361 conditions, 6468 events. 1904/6468 cut-off events. For 2864/7787 co-relation queries the response was YES. Maximal size of possible extension queue 856. Compared 73964 event pairs, 3 based on Foata normal form. 23/6041 useless extension candidates. Maximal degree in co-relation 20252. Up to 1197 conditions per place. [2021-08-13 11:46:48,539 INFO L132 encePairwiseOnDemand]: 93/111 looper letters, 125 selfloop transitions, 40 changer transitions 283/578 dead transitions. [2021-08-13 11:46:48,539 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 578 transitions, 6611 flow [2021-08-13 11:46:48,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-13 11:46:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-08-13 11:46:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 1768 transitions. [2021-08-13 11:46:48,543 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7584727584727585 [2021-08-13 11:46:48,543 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 1768 transitions. [2021-08-13 11:46:48,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 1768 transitions. [2021-08-13 11:46:48,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:48,544 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 1768 transitions. [2021-08-13 11:46:48,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 84.19047619047619) internal successors, (1768), 21 states have internal predecessors, (1768), 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) [2021-08-13 11:46:48,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 111.0) internal successors, (2442), 22 states have internal predecessors, (2442), 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) [2021-08-13 11:46:48,549 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 111.0) internal successors, (2442), 22 states have internal predecessors, (2442), 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) [2021-08-13 11:46:48,549 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 94 predicate places. [2021-08-13 11:46:48,549 INFO L482 AbstractCegarLoop]: Abstraction has has 210 places, 578 transitions, 6611 flow [2021-08-13 11:46:48,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 79.3157894736842) internal successors, (1507), 19 states have internal predecessors, (1507), 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) [2021-08-13 11:46:48,550 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:48,550 INFO L266 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] [2021-08-13 11:46:48,550 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-13 11:46:48,550 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:48,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:48,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1110986281, now seen corresponding path program 2 times [2021-08-13 11:46:48,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:48,551 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902985836] [2021-08-13 11:46:48,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:48,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:48,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:48,750 INFO L142 QuantifierPusher]: treesize reduction 9, result has 57.1 percent of original size [2021-08-13 11:46:48,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 11:46:48,755 INFO L142 QuantifierPusher]: treesize reduction 26, result has 51.9 percent of original size [2021-08-13 11:46:48,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-08-13 11:46:48,767 INFO L142 QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size [2021-08-13 11:46:48,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 11:46:48,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:48,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:48,785 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:48,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:48,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:48,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:48,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:48,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:48,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:48,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:48,818 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:48,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902985836] [2021-08-13 11:46:48,818 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902985836] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:48,818 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:48,818 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-13 11:46:48,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646524195] [2021-08-13 11:46:48,819 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 11:46:48,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:48,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 11:46:48,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-08-13 11:46:48,819 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 111 [2021-08-13 11:46:48,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 578 transitions, 6611 flow. Second operand has 9 states, 9 states have (on average 87.0) internal successors, (783), 9 states have internal predecessors, (783), 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) [2021-08-13 11:46:48,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:48,820 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 111 [2021-08-13 11:46:48,820 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:50,014 INFO L129 PetriNetUnfolder]: 2564/8700 cut-off events. [2021-08-13 11:46:50,014 INFO L130 PetriNetUnfolder]: For 4696/10545 co-relation queries the response was YES. [2021-08-13 11:46:50,051 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29146 conditions, 8700 events. 2564/8700 cut-off events. For 4696/10545 co-relation queries the response was YES. Maximal size of possible extension queue 1132. Compared 104877 event pairs, 11 based on Foata normal form. 18/8113 useless extension candidates. Maximal degree in co-relation 29031. Up to 1620 conditions per place. [2021-08-13 11:46:50,077 INFO L132 encePairwiseOnDemand]: 95/111 looper letters, 165 selfloop transitions, 40 changer transitions 381/723 dead transitions. [2021-08-13 11:46:50,077 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 219 places, 723 transitions, 9805 flow [2021-08-13 11:46:50,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 11:46:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 11:46:50,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 950 transitions. [2021-08-13 11:46:50,094 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8558558558558559 [2021-08-13 11:46:50,095 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 950 transitions. [2021-08-13 11:46:50,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 950 transitions. [2021-08-13 11:46:50,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:50,095 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 950 transitions. [2021-08-13 11:46:50,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 95.0) internal successors, (950), 10 states have internal predecessors, (950), 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) [2021-08-13 11:46:50,097 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 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) [2021-08-13 11:46:50,098 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 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) [2021-08-13 11:46:50,098 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 103 predicate places. [2021-08-13 11:46:50,098 INFO L482 AbstractCegarLoop]: Abstraction has has 219 places, 723 transitions, 9805 flow [2021-08-13 11:46:50,098 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 87.0) internal successors, (783), 9 states have internal predecessors, (783), 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) [2021-08-13 11:46:50,098 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:50,098 INFO L266 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] [2021-08-13 11:46:50,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-13 11:46:50,098 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:50,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:50,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1779310151, now seen corresponding path program 3 times [2021-08-13 11:46:50,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:50,100 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070786257] [2021-08-13 11:46:50,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:50,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:50,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:50,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:50,198 INFO L142 QuantifierPusher]: treesize reduction 19, result has 73.2 percent of original size [2021-08-13 11:46:50,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-08-13 11:46:50,216 INFO L142 QuantifierPusher]: treesize reduction 31, result has 72.8 percent of original size [2021-08-13 11:46:50,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-08-13 11:46:50,240 INFO L142 QuantifierPusher]: treesize reduction 31, result has 73.5 percent of original size [2021-08-13 11:46:50,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-08-13 11:46:50,268 INFO L142 QuantifierPusher]: treesize reduction 52, result has 55.2 percent of original size [2021-08-13 11:46:50,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-08-13 11:46:50,295 INFO L142 QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size [2021-08-13 11:46:50,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 11:46:50,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:50,315 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:50,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:50,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:50,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:50,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:50,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:50,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:50,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:50,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070786257] [2021-08-13 11:46:50,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070786257] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:50,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:50,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 11:46:50,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707316410] [2021-08-13 11:46:50,351 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 11:46:50,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:50,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 11:46:50,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-08-13 11:46:50,352 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 111 [2021-08-13 11:46:50,353 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 723 transitions, 9805 flow. Second operand has 13 states, 13 states have (on average 84.53846153846153) internal successors, (1099), 13 states have internal predecessors, (1099), 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) [2021-08-13 11:46:50,353 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:50,353 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 111 [2021-08-13 11:46:50,353 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:52,075 INFO L129 PetriNetUnfolder]: 2892/9907 cut-off events. [2021-08-13 11:46:52,075 INFO L130 PetriNetUnfolder]: For 6380/13776 co-relation queries the response was YES. [2021-08-13 11:46:52,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34660 conditions, 9907 events. 2892/9907 cut-off events. For 6380/13776 co-relation queries the response was YES. Maximal size of possible extension queue 1288. Compared 122522 event pairs, 11 based on Foata normal form. 32/9261 useless extension candidates. Maximal degree in co-relation 34537. Up to 1854 conditions per place. [2021-08-13 11:46:52,170 INFO L132 encePairwiseOnDemand]: 96/111 looper letters, 181 selfloop transitions, 34 changer transitions 445/795 dead transitions. [2021-08-13 11:46:52,171 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 795 transitions, 12251 flow [2021-08-13 11:46:52,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-13 11:46:52,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-13 11:46:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1013 transitions. [2021-08-13 11:46:52,173 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8296478296478297 [2021-08-13 11:46:52,173 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1013 transitions. [2021-08-13 11:46:52,173 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1013 transitions. [2021-08-13 11:46:52,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:52,173 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1013 transitions. [2021-08-13 11:46:52,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 92.0909090909091) internal successors, (1013), 11 states have internal predecessors, (1013), 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) [2021-08-13 11:46:52,176 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 111.0) internal successors, (1332), 12 states have internal predecessors, (1332), 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) [2021-08-13 11:46:52,176 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 111.0) internal successors, (1332), 12 states have internal predecessors, (1332), 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) [2021-08-13 11:46:52,176 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 113 predicate places. [2021-08-13 11:46:52,176 INFO L482 AbstractCegarLoop]: Abstraction has has 229 places, 795 transitions, 12251 flow [2021-08-13 11:46:52,177 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 84.53846153846153) internal successors, (1099), 13 states have internal predecessors, (1099), 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) [2021-08-13 11:46:52,177 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:52,177 INFO L266 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] [2021-08-13 11:46:52,177 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-13 11:46:52,177 INFO L430 AbstractCegarLoop]: === Iteration 12 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:52,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:52,178 INFO L82 PathProgramCache]: Analyzing trace with hash -800534371, now seen corresponding path program 4 times [2021-08-13 11:46:52,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:52,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636337441] [2021-08-13 11:46:52,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:52,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:52,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:52,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:52,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:52,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:52,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:52,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:52,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:52,261 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 11:46:52,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 11:46:52,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:52,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:52,279 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 11:46:52,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:52,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:52,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:52,286 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:52,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636337441] [2021-08-13 11:46:52,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636337441] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:52,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:52,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-13 11:46:52,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115124558] [2021-08-13 11:46:52,287 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 11:46:52,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:52,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 11:46:52,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-13 11:46:52,288 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 111 [2021-08-13 11:46:52,288 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 795 transitions, 12251 flow. Second operand has 8 states, 8 states have (on average 98.125) internal successors, (785), 8 states have internal predecessors, (785), 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) [2021-08-13 11:46:52,288 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:52,288 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 111 [2021-08-13 11:46:52,288 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:52,499 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2021-08-13 11:46:53,702 INFO L129 PetriNetUnfolder]: 2460/7772 cut-off events. [2021-08-13 11:46:53,702 INFO L130 PetriNetUnfolder]: For 5679/28122 co-relation queries the response was YES. [2021-08-13 11:46:53,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28560 conditions, 7772 events. 2460/7772 cut-off events. For 5679/28122 co-relation queries the response was YES. Maximal size of possible extension queue 1284. Compared 97396 event pairs, 7 based on Foata normal form. 2142/9322 useless extension candidates. Maximal degree in co-relation 28434. Up to 1736 conditions per place. [2021-08-13 11:46:53,786 INFO L132 encePairwiseOnDemand]: 101/111 looper letters, 19 selfloop transitions, 48 changer transitions 79/406 dead transitions. [2021-08-13 11:46:53,786 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 406 transitions, 5109 flow [2021-08-13 11:46:53,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-13 11:46:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-13 11:46:53,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1608 transitions. [2021-08-13 11:46:53,788 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9054054054054054 [2021-08-13 11:46:53,788 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1608 transitions. [2021-08-13 11:46:53,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1608 transitions. [2021-08-13 11:46:53,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:53,788 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1608 transitions. [2021-08-13 11:46:53,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 100.5) internal successors, (1608), 16 states have internal predecessors, (1608), 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) [2021-08-13 11:46:53,792 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 111.0) internal successors, (1887), 17 states have internal predecessors, (1887), 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) [2021-08-13 11:46:53,792 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 111.0) internal successors, (1887), 17 states have internal predecessors, (1887), 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) [2021-08-13 11:46:53,792 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 98 predicate places. [2021-08-13 11:46:53,792 INFO L482 AbstractCegarLoop]: Abstraction has has 214 places, 406 transitions, 5109 flow [2021-08-13 11:46:53,793 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 98.125) internal successors, (785), 8 states have internal predecessors, (785), 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) [2021-08-13 11:46:53,793 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:53,793 INFO L266 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] [2021-08-13 11:46:53,793 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-13 11:46:53,793 INFO L430 AbstractCegarLoop]: === Iteration 13 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:53,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:53,793 INFO L82 PathProgramCache]: Analyzing trace with hash -82346624, now seen corresponding path program 1 times [2021-08-13 11:46:53,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:53,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480293636] [2021-08-13 11:46:53,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:53,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:53,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:53,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:53,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:46:53,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 11:46:53,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:46:53,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:53,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:53,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 11:46:53,975 INFO L142 QuantifierPusher]: treesize reduction 35, result has 61.5 percent of original size [2021-08-13 11:46:53,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-08-13 11:46:54,002 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.8 percent of original size [2021-08-13 11:46:54,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-08-13 11:46:54,022 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.2 percent of original size [2021-08-13 11:46:54,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-08-13 11:46:54,041 INFO L142 QuantifierPusher]: treesize reduction 14, result has 22.2 percent of original size [2021-08-13 11:46:54,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-08-13 11:46:54,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:54,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-08-13 11:46:54,047 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:54,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:54,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:54,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:54,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:54,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:54,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:54,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:54,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:54,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480293636] [2021-08-13 11:46:54,083 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480293636] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:54,083 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:54,083 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-13 11:46:54,083 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729373274] [2021-08-13 11:46:54,084 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-08-13 11:46:54,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:54,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-13 11:46:54,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2021-08-13 11:46:54,085 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 111 [2021-08-13 11:46:54,090 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 406 transitions, 5109 flow. Second operand has 16 states, 16 states have (on average 82.5625) internal successors, (1321), 16 states have internal predecessors, (1321), 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) [2021-08-13 11:46:54,090 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:54,090 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 111 [2021-08-13 11:46:54,091 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:55,267 INFO L129 PetriNetUnfolder]: 3495/10829 cut-off events. [2021-08-13 11:46:55,267 INFO L130 PetriNetUnfolder]: For 8299/22143 co-relation queries the response was YES. [2021-08-13 11:46:55,327 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40698 conditions, 10829 events. 3495/10829 cut-off events. For 8299/22143 co-relation queries the response was YES. Maximal size of possible extension queue 1798. Compared 142731 event pairs, 15 based on Foata normal form. 16/9982 useless extension candidates. Maximal degree in co-relation 40562. Up to 2515 conditions per place. [2021-08-13 11:46:55,368 INFO L132 encePairwiseOnDemand]: 95/111 looper letters, 242 selfloop transitions, 33 changer transitions 98/498 dead transitions. [2021-08-13 11:46:55,368 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 498 transitions, 7421 flow [2021-08-13 11:46:55,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-13 11:46:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-13 11:46:55,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1359 transitions. [2021-08-13 11:46:55,369 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7652027027027027 [2021-08-13 11:46:55,370 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1359 transitions. [2021-08-13 11:46:55,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1359 transitions. [2021-08-13 11:46:55,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:55,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1359 transitions. [2021-08-13 11:46:55,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 84.9375) internal successors, (1359), 16 states have internal predecessors, (1359), 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) [2021-08-13 11:46:55,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 111.0) internal successors, (1887), 17 states have internal predecessors, (1887), 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) [2021-08-13 11:46:55,373 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 111.0) internal successors, (1887), 17 states have internal predecessors, (1887), 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) [2021-08-13 11:46:55,374 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 113 predicate places. [2021-08-13 11:46:55,374 INFO L482 AbstractCegarLoop]: Abstraction has has 229 places, 498 transitions, 7421 flow [2021-08-13 11:46:55,374 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 82.5625) internal successors, (1321), 16 states have internal predecessors, (1321), 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) [2021-08-13 11:46:55,374 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:55,374 INFO L266 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] [2021-08-13 11:46:55,374 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-13 11:46:55,374 INFO L430 AbstractCegarLoop]: === Iteration 14 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:55,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:55,374 INFO L82 PathProgramCache]: Analyzing trace with hash -547303734, now seen corresponding path program 2 times [2021-08-13 11:46:55,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:55,375 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587807993] [2021-08-13 11:46:55,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:55,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:55,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:55,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:46:55,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:46:55,521 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-08-13 11:46:55,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-08-13 11:46:55,536 INFO L142 QuantifierPusher]: treesize reduction 19, result has 77.1 percent of original size [2021-08-13 11:46:55,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-08-13 11:46:55,710 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 22 [2021-08-13 11:46:55,711 INFO L142 QuantifierPusher]: treesize reduction 47, result has 62.4 percent of original size [2021-08-13 11:46:55,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-08-13 11:46:55,752 INFO L142 QuantifierPusher]: treesize reduction 53, result has 59.2 percent of original size [2021-08-13 11:46:55,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-08-13 11:46:55,795 INFO L142 QuantifierPusher]: treesize reduction 54, result has 59.7 percent of original size [2021-08-13 11:46:55,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-08-13 11:46:55,807 INFO L142 QuantifierPusher]: treesize reduction 54, result has 59.4 percent of original size [2021-08-13 11:46:55,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-08-13 11:46:55,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 11:46:55,860 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-08-13 11:46:55,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-08-13 11:46:55,883 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:55,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:55,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:55,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:55,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:55,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:55,919 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:55,919 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587807993] [2021-08-13 11:46:55,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587807993] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:55,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:55,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-08-13 11:46:55,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13329138] [2021-08-13 11:46:55,920 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-08-13 11:46:55,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:55,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-13 11:46:55,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-08-13 11:46:55,921 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 111 [2021-08-13 11:46:55,921 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 498 transitions, 7421 flow. Second operand has 15 states, 15 states have (on average 81.73333333333333) internal successors, (1226), 15 states have internal predecessors, (1226), 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) [2021-08-13 11:46:55,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:55,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 111 [2021-08-13 11:46:55,921 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:46:57,404 INFO L129 PetriNetUnfolder]: 4239/13110 cut-off events. [2021-08-13 11:46:57,404 INFO L130 PetriNetUnfolder]: For 11147/27153 co-relation queries the response was YES. [2021-08-13 11:46:57,487 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50532 conditions, 13110 events. 4239/13110 cut-off events. For 11147/27153 co-relation queries the response was YES. Maximal size of possible extension queue 2213. Compared 178495 event pairs, 1 based on Foata normal form. 9/12038 useless extension candidates. Maximal degree in co-relation 50385. Up to 3064 conditions per place. [2021-08-13 11:46:57,516 INFO L132 encePairwiseOnDemand]: 98/111 looper letters, 151 selfloop transitions, 54 changer transitions 248/577 dead transitions. [2021-08-13 11:46:57,516 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 577 transitions, 9811 flow [2021-08-13 11:46:57,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-13 11:46:57,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-13 11:46:57,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 942 transitions. [2021-08-13 11:46:57,517 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7714987714987716 [2021-08-13 11:46:57,517 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 942 transitions. [2021-08-13 11:46:57,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 942 transitions. [2021-08-13 11:46:57,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:46:57,518 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 942 transitions. [2021-08-13 11:46:57,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 85.63636363636364) internal successors, (942), 11 states have internal predecessors, (942), 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) [2021-08-13 11:46:57,519 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 111.0) internal successors, (1332), 12 states have internal predecessors, (1332), 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) [2021-08-13 11:46:57,520 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 111.0) internal successors, (1332), 12 states have internal predecessors, (1332), 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) [2021-08-13 11:46:57,520 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 123 predicate places. [2021-08-13 11:46:57,520 INFO L482 AbstractCegarLoop]: Abstraction has has 239 places, 577 transitions, 9811 flow [2021-08-13 11:46:57,520 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 81.73333333333333) internal successors, (1226), 15 states have internal predecessors, (1226), 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) [2021-08-13 11:46:57,520 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:46:57,520 INFO L266 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] [2021-08-13 11:46:57,520 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-13 11:46:57,520 INFO L430 AbstractCegarLoop]: === Iteration 15 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:46:57,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:46:57,521 INFO L82 PathProgramCache]: Analyzing trace with hash -916169236, now seen corresponding path program 3 times [2021-08-13 11:46:57,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:46:57,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554509201] [2021-08-13 11:46:57,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:46:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:46:57,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:57,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:57,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:57,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:57,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:57,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:46:57,612 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:46:57,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:46:57,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:57,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:57,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:46:57,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:46:57,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:46:57,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:46:57,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:46:57,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554509201] [2021-08-13 11:46:57,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554509201] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:46:57,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:46:57,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 11:46:57,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781820956] [2021-08-13 11:46:57,635 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 11:46:57,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:46:57,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 11:46:57,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-13 11:46:57,636 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 111 [2021-08-13 11:46:57,636 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 577 transitions, 9811 flow. Second operand has 7 states, 7 states have (on average 98.42857142857143) internal successors, (689), 7 states have internal predecessors, (689), 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) [2021-08-13 11:46:57,636 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:46:57,636 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 111 [2021-08-13 11:46:57,637 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:47:00,704 INFO L129 PetriNetUnfolder]: 7310/22366 cut-off events. [2021-08-13 11:47:00,704 INFO L130 PetriNetUnfolder]: For 17615/42000 co-relation queries the response was YES. [2021-08-13 11:47:00,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 84567 conditions, 22366 events. 7310/22366 cut-off events. For 17615/42000 co-relation queries the response was YES. Maximal size of possible extension queue 3759. Compared 327507 event pairs, 26 based on Foata normal form. 22/20493 useless extension candidates. Maximal degree in co-relation 84416. Up to 5399 conditions per place. [2021-08-13 11:47:00,899 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 14 selfloop transitions, 2 changer transitions 426/633 dead transitions. [2021-08-13 11:47:00,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 245 places, 633 transitions, 11281 flow [2021-08-13 11:47:00,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-13 11:47:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-13 11:47:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 697 transitions. [2021-08-13 11:47:00,921 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8970398970398971 [2021-08-13 11:47:00,921 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 697 transitions. [2021-08-13 11:47:00,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 697 transitions. [2021-08-13 11:47:00,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:47:00,921 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 697 transitions. [2021-08-13 11:47:00,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 99.57142857142857) internal successors, (697), 7 states have internal predecessors, (697), 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) [2021-08-13 11:47:00,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 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) [2021-08-13 11:47:00,923 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 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) [2021-08-13 11:47:00,923 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 129 predicate places. [2021-08-13 11:47:00,923 INFO L482 AbstractCegarLoop]: Abstraction has has 245 places, 633 transitions, 11281 flow [2021-08-13 11:47:00,923 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 98.42857142857143) internal successors, (689), 7 states have internal predecessors, (689), 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) [2021-08-13 11:47:00,923 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:47:00,923 INFO L266 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] [2021-08-13 11:47:00,923 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-13 11:47:00,923 INFO L430 AbstractCegarLoop]: === Iteration 16 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:47:00,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:47:00,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1057398542, now seen corresponding path program 4 times [2021-08-13 11:47:00,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:47:00,924 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48195671] [2021-08-13 11:47:00,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:47:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:47:01,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:01,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:01,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:47:01,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:47:01,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 11:47:01,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:47:01,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:01,457 INFO L142 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size [2021-08-13 11:47:01,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-08-13 11:47:01,496 INFO L142 QuantifierPusher]: treesize reduction 47, result has 64.9 percent of original size [2021-08-13 11:47:01,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-08-13 11:47:01,543 INFO L142 QuantifierPusher]: treesize reduction 66, result has 59.8 percent of original size [2021-08-13 11:47:01,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-08-13 11:47:01,576 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.9 percent of original size [2021-08-13 11:47:01,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-08-13 11:47:01,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:01,602 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:47:01,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:01,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:01,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:01,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:01,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:01,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:47:01,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:47:01,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48195671] [2021-08-13 11:47:01,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48195671] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:47:01,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:47:01,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-13 11:47:01,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525711860] [2021-08-13 11:47:01,647 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-08-13 11:47:01,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:47:01,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-13 11:47:01,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-08-13 11:47:01,648 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 111 [2021-08-13 11:47:01,649 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 633 transitions, 11281 flow. Second operand has 16 states, 16 states have (on average 83.5) internal successors, (1336), 16 states have internal predecessors, (1336), 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) [2021-08-13 11:47:01,649 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:47:01,649 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 111 [2021-08-13 11:47:01,649 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:47:05,037 INFO L129 PetriNetUnfolder]: 8880/27101 cut-off events. [2021-08-13 11:47:05,038 INFO L130 PetriNetUnfolder]: For 22904/55405 co-relation queries the response was YES. [2021-08-13 11:47:05,178 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104260 conditions, 27101 events. 8880/27101 cut-off events. For 22904/55405 co-relation queries the response was YES. Maximal size of possible extension queue 4507. Compared 406686 event pairs, 46 based on Foata normal form. 51/24876 useless extension candidates. Maximal degree in co-relation 104100. Up to 6604 conditions per place. [2021-08-13 11:47:05,200 INFO L132 encePairwiseOnDemand]: 95/111 looper letters, 64 selfloop transitions, 21 changer transitions 543/755 dead transitions. [2021-08-13 11:47:05,200 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 755 transitions, 15207 flow [2021-08-13 11:47:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 11:47:05,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 11:47:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1468 transitions. [2021-08-13 11:47:05,202 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7779544250132485 [2021-08-13 11:47:05,202 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1468 transitions. [2021-08-13 11:47:05,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1468 transitions. [2021-08-13 11:47:05,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:47:05,202 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1468 transitions. [2021-08-13 11:47:05,204 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 86.3529411764706) internal successors, (1468), 17 states have internal predecessors, (1468), 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) [2021-08-13 11:47:05,205 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 111.0) internal successors, (1998), 18 states have internal predecessors, (1998), 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) [2021-08-13 11:47:05,205 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 111.0) internal successors, (1998), 18 states have internal predecessors, (1998), 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) [2021-08-13 11:47:05,205 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 145 predicate places. [2021-08-13 11:47:05,205 INFO L482 AbstractCegarLoop]: Abstraction has has 261 places, 755 transitions, 15207 flow [2021-08-13 11:47:05,206 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 83.5) internal successors, (1336), 16 states have internal predecessors, (1336), 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) [2021-08-13 11:47:05,206 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:47:05,206 INFO L266 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] [2021-08-13 11:47:05,206 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-13 11:47:05,206 INFO L430 AbstractCegarLoop]: === Iteration 17 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:47:05,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:47:05,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1841254134, now seen corresponding path program 5 times [2021-08-13 11:47:05,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:47:05,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255739888] [2021-08-13 11:47:05,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:47:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:47:05,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:05,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:47:05,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:47:05,453 INFO L142 QuantifierPusher]: treesize reduction 24, result has 71.4 percent of original size [2021-08-13 11:47:05,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-08-13 11:47:05,459 INFO L142 QuantifierPusher]: treesize reduction 26, result has 73.5 percent of original size [2021-08-13 11:47:05,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-08-13 11:47:05,487 INFO L142 QuantifierPusher]: treesize reduction 36, result has 74.6 percent of original size [2021-08-13 11:47:05,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-08-13 11:47:05,494 INFO L142 QuantifierPusher]: treesize reduction 39, result has 58.5 percent of original size [2021-08-13 11:47:05,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-08-13 11:47:05,515 INFO L142 QuantifierPusher]: treesize reduction 88, result has 50.3 percent of original size [2021-08-13 11:47:05,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-08-13 11:47:05,547 INFO L142 QuantifierPusher]: treesize reduction 30, result has 78.1 percent of original size [2021-08-13 11:47:05,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-08-13 11:47:05,558 INFO L142 QuantifierPusher]: treesize reduction 74, result has 64.8 percent of original size [2021-08-13 11:47:05,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-08-13 11:47:05,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:05,614 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:47:05,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:05,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:05,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:05,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:05,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:47:05,663 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:47:05,663 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255739888] [2021-08-13 11:47:05,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255739888] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:47:05,663 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:47:05,663 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 11:47:05,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872663194] [2021-08-13 11:47:05,664 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 11:47:05,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:47:05,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 11:47:05,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-08-13 11:47:05,665 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 111 [2021-08-13 11:47:05,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 755 transitions, 15207 flow. Second operand has 13 states, 13 states have (on average 82.0) internal successors, (1066), 13 states have internal predecessors, (1066), 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) [2021-08-13 11:47:05,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:47:05,665 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 111 [2021-08-13 11:47:05,665 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:47:11,115 INFO L129 PetriNetUnfolder]: 13326/39588 cut-off events. [2021-08-13 11:47:11,115 INFO L130 PetriNetUnfolder]: For 32903/67180 co-relation queries the response was YES. [2021-08-13 11:47:11,495 INFO L84 FinitePrefix]: Finished finitePrefix Result has 153188 conditions, 39588 events. 13326/39588 cut-off events. For 32903/67180 co-relation queries the response was YES. Maximal size of possible extension queue 6439. Compared 619483 event pairs, 34 based on Foata normal form. 49/36444 useless extension candidates. Maximal degree in co-relation 153017. Up to 10064 conditions per place. [2021-08-13 11:47:11,523 INFO L132 encePairwiseOnDemand]: 95/111 looper letters, 55 selfloop transitions, 17 changer transitions 840/1037 dead transitions. [2021-08-13 11:47:11,523 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 272 places, 1037 transitions, 23839 flow [2021-08-13 11:47:11,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 11:47:11,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 11:47:11,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1027 transitions. [2021-08-13 11:47:11,525 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.771021021021021 [2021-08-13 11:47:11,525 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1027 transitions. [2021-08-13 11:47:11,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1027 transitions. [2021-08-13 11:47:11,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:47:11,525 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1027 transitions. [2021-08-13 11:47:11,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 85.58333333333333) internal successors, (1027), 12 states have internal predecessors, (1027), 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) [2021-08-13 11:47:11,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 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) [2021-08-13 11:47:11,527 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 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) [2021-08-13 11:47:11,527 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 156 predicate places. [2021-08-13 11:47:11,527 INFO L482 AbstractCegarLoop]: Abstraction has has 272 places, 1037 transitions, 23839 flow [2021-08-13 11:47:11,528 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 82.0) internal successors, (1066), 13 states have internal predecessors, (1066), 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) [2021-08-13 11:47:11,528 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:47:11,528 INFO L266 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] [2021-08-13 11:47:11,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-13 11:47:11,528 INFO L430 AbstractCegarLoop]: === Iteration 18 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:47:11,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:47:11,528 INFO L82 PathProgramCache]: Analyzing trace with hash -205104022, now seen corresponding path program 6 times [2021-08-13 11:47:11,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:47:11,528 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525142879] [2021-08-13 11:47:11,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:47:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:47:11,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:11,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:11,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:47:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:47:11,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 11:47:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:47:11,667 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-08-13 11:47:11,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-08-13 11:47:11,684 INFO L142 QuantifierPusher]: treesize reduction 28, result has 67.4 percent of original size [2021-08-13 11:47:11,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-08-13 11:47:11,719 INFO L142 QuantifierPusher]: treesize reduction 44, result has 71.6 percent of original size [2021-08-13 11:47:11,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-08-13 11:47:11,762 INFO L142 QuantifierPusher]: treesize reduction 68, result has 68.7 percent of original size [2021-08-13 11:47:11,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-08-13 11:47:11,810 INFO L142 QuantifierPusher]: treesize reduction 39, result has 71.5 percent of original size [2021-08-13 11:47:11,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-08-13 11:47:11,857 INFO L142 QuantifierPusher]: treesize reduction 38, result has 72.3 percent of original size [2021-08-13 11:47:11,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-13 11:47:11,900 INFO L142 QuantifierPusher]: treesize reduction 12, result has 86.0 percent of original size [2021-08-13 11:47:11,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-08-13 11:47:11,930 INFO L142 QuantifierPusher]: treesize reduction 7, result has 36.4 percent of original size [2021-08-13 11:47:11,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-08-13 11:47:11,937 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:47:11,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:11,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:11,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:11,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:11,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:47:11,989 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:47:11,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525142879] [2021-08-13 11:47:11,989 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525142879] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:47:11,989 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:47:11,989 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-08-13 11:47:11,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442096593] [2021-08-13 11:47:11,990 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-08-13 11:47:11,990 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:47:11,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-13 11:47:11,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2021-08-13 11:47:11,991 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 111 [2021-08-13 11:47:11,992 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 1037 transitions, 23839 flow. Second operand has 18 states, 18 states have (on average 79.55555555555556) internal successors, (1432), 18 states have internal predecessors, (1432), 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) [2021-08-13 11:47:11,992 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:47:11,992 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 111 [2021-08-13 11:47:11,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:47:20,482 INFO L129 PetriNetUnfolder]: 18463/54082 cut-off events. [2021-08-13 11:47:20,492 INFO L130 PetriNetUnfolder]: For 48594/96532 co-relation queries the response was YES. [2021-08-13 11:47:20,817 INFO L84 FinitePrefix]: Finished finitePrefix Result has 213664 conditions, 54082 events. 18463/54082 cut-off events. For 48594/96532 co-relation queries the response was YES. Maximal size of possible extension queue 8812. Compared 874273 event pairs, 56 based on Foata normal form. 73/49783 useless extension candidates. Maximal degree in co-relation 213480. Up to 13981 conditions per place. [2021-08-13 11:47:20,856 INFO L132 encePairwiseOnDemand]: 95/111 looper letters, 79 selfloop transitions, 5 changer transitions 1208/1415 dead transitions. [2021-08-13 11:47:20,856 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 286 places, 1415 transitions, 36401 flow [2021-08-13 11:47:20,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-13 11:47:20,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-08-13 11:47:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1240 transitions. [2021-08-13 11:47:20,858 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7447447447447447 [2021-08-13 11:47:20,858 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1240 transitions. [2021-08-13 11:47:20,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1240 transitions. [2021-08-13 11:47:20,858 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:47:20,858 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1240 transitions. [2021-08-13 11:47:20,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 82.66666666666667) internal successors, (1240), 15 states have internal predecessors, (1240), 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) [2021-08-13 11:47:20,860 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 111.0) internal successors, (1776), 16 states have internal predecessors, (1776), 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) [2021-08-13 11:47:20,861 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 111.0) internal successors, (1776), 16 states have internal predecessors, (1776), 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) [2021-08-13 11:47:20,861 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 170 predicate places. [2021-08-13 11:47:20,861 INFO L482 AbstractCegarLoop]: Abstraction has has 286 places, 1415 transitions, 36401 flow [2021-08-13 11:47:20,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 79.55555555555556) internal successors, (1432), 18 states have internal predecessors, (1432), 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) [2021-08-13 11:47:20,861 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:47:20,861 INFO L266 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] [2021-08-13 11:47:20,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-13 11:47:20,861 INFO L430 AbstractCegarLoop]: === Iteration 19 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:47:20,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:47:20,862 INFO L82 PathProgramCache]: Analyzing trace with hash 294511384, now seen corresponding path program 7 times [2021-08-13 11:47:20,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:47:20,862 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026388510] [2021-08-13 11:47:20,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:47:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:47:20,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:20,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:20,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:20,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:20,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:20,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:47:20,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:20,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:47:20,973 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size [2021-08-13 11:47:20,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-08-13 11:47:20,986 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.3 percent of original size [2021-08-13 11:47:20,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-08-13 11:47:21,002 INFO L142 QuantifierPusher]: treesize reduction 63, result has 48.4 percent of original size [2021-08-13 11:47:21,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-08-13 11:47:21,026 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size [2021-08-13 11:47:21,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-08-13 11:47:21,044 INFO L142 QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size [2021-08-13 11:47:21,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-08-13 11:47:21,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:21,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:21,062 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:47:21,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:21,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:21,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:21,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:21,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:21,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:21,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:47:21,094 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:47:21,094 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026388510] [2021-08-13 11:47:21,094 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026388510] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:47:21,094 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:47:21,094 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-13 11:47:21,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108906472] [2021-08-13 11:47:21,095 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-08-13 11:47:21,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:47:21,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-13 11:47:21,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2021-08-13 11:47:21,096 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 111 [2021-08-13 11:47:21,097 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 286 places, 1415 transitions, 36401 flow. Second operand has 14 states, 14 states have (on average 83.71428571428571) internal successors, (1172), 14 states have internal predecessors, (1172), 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) [2021-08-13 11:47:21,097 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:47:21,097 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 111 [2021-08-13 11:47:21,097 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:47:31,834 INFO L129 PetriNetUnfolder]: 21473/62747 cut-off events. [2021-08-13 11:47:31,841 INFO L130 PetriNetUnfolder]: For 59603/112203 co-relation queries the response was YES. [2021-08-13 11:47:32,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 248666 conditions, 62747 events. 21473/62747 cut-off events. For 59603/112203 co-relation queries the response was YES. Maximal size of possible extension queue 10253. Compared 1033989 event pairs, 19 based on Foata normal form. 80/57773 useless extension candidates. Maximal degree in co-relation 248473. Up to 16380 conditions per place. [2021-08-13 11:47:32,355 INFO L132 encePairwiseOnDemand]: 97/111 looper letters, 40 selfloop transitions, 9 changer transitions 1354/1530 dead transitions. [2021-08-13 11:47:32,355 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 1530 transitions, 42425 flow [2021-08-13 11:47:32,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 11:47:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 11:47:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1043 transitions. [2021-08-13 11:47:32,356 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7830330330330331 [2021-08-13 11:47:32,356 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1043 transitions. [2021-08-13 11:47:32,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1043 transitions. [2021-08-13 11:47:32,357 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:47:32,357 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1043 transitions. [2021-08-13 11:47:32,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 86.91666666666667) internal successors, (1043), 12 states have internal predecessors, (1043), 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) [2021-08-13 11:47:32,375 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 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) [2021-08-13 11:47:32,375 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 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) [2021-08-13 11:47:32,376 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 181 predicate places. [2021-08-13 11:47:32,376 INFO L482 AbstractCegarLoop]: Abstraction has has 297 places, 1530 transitions, 42425 flow [2021-08-13 11:47:32,376 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 83.71428571428571) internal successors, (1172), 14 states have internal predecessors, (1172), 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) [2021-08-13 11:47:32,376 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:47:32,376 INFO L266 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] [2021-08-13 11:47:32,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-13 11:47:32,377 INFO L430 AbstractCegarLoop]: === Iteration 20 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:47:32,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:47:32,377 INFO L82 PathProgramCache]: Analyzing trace with hash -765893184, now seen corresponding path program 8 times [2021-08-13 11:47:32,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:47:32,377 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854173668] [2021-08-13 11:47:32,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:47:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:47:32,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:32,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:32,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:47:32,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:47:32,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 11:47:32,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:47:32,562 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.5 percent of original size [2021-08-13 11:47:32,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-08-13 11:47:32,586 INFO L142 QuantifierPusher]: treesize reduction 10, result has 87.0 percent of original size [2021-08-13 11:47:32,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-08-13 11:47:32,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 11:47:32,636 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.3 percent of original size [2021-08-13 11:47:32,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-08-13 11:47:32,659 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.3 percent of original size [2021-08-13 11:47:32,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-08-13 11:47:32,663 INFO L142 QuantifierPusher]: treesize reduction 21, result has 81.3 percent of original size [2021-08-13 11:47:32,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-08-13 11:47:32,695 INFO L142 QuantifierPusher]: treesize reduction 7, result has 72.0 percent of original size [2021-08-13 11:47:32,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 11:47:32,708 INFO L142 QuantifierPusher]: treesize reduction 28, result has 64.6 percent of original size [2021-08-13 11:47:32,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-08-13 11:47:32,734 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:47:32,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:32,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:32,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:32,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:32,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:47:32,772 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:47:32,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854173668] [2021-08-13 11:47:32,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854173668] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:47:32,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:47:32,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-08-13 11:47:32,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730731991] [2021-08-13 11:47:32,773 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 11:47:32,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:47:32,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 11:47:32,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2021-08-13 11:47:32,774 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 111 [2021-08-13 11:47:32,775 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 1530 transitions, 42425 flow. Second operand has 17 states, 17 states have (on average 79.6470588235294) internal successors, (1354), 17 states have internal predecessors, (1354), 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) [2021-08-13 11:47:32,775 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:47:32,775 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 111 [2021-08-13 11:47:32,775 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:47:49,102 INFO L129 PetriNetUnfolder]: 27651/80790 cut-off events. [2021-08-13 11:47:49,126 INFO L130 PetriNetUnfolder]: For 78339/144469 co-relation queries the response was YES. [2021-08-13 11:47:49,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 320158 conditions, 80790 events. 27651/80790 cut-off events. For 78339/144469 co-relation queries the response was YES. Maximal size of possible extension queue 13108. Compared 1368388 event pairs, 24 based on Foata normal form. 103/74312 useless extension candidates. Maximal degree in co-relation 319952. Up to 21308 conditions per place. [2021-08-13 11:47:49,987 INFO L132 encePairwiseOnDemand]: 96/111 looper letters, 30 selfloop transitions, 14 changer transitions 1785/1945 dead transitions. [2021-08-13 11:47:49,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 1945 transitions, 58869 flow [2021-08-13 11:47:49,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 11:47:49,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 11:47:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1159 transitions. [2021-08-13 11:47:49,997 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7458172458172458 [2021-08-13 11:47:49,997 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1159 transitions. [2021-08-13 11:47:49,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1159 transitions. [2021-08-13 11:47:49,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:47:49,998 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1159 transitions. [2021-08-13 11:47:49,999 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 82.78571428571429) internal successors, (1159), 14 states have internal predecessors, (1159), 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) [2021-08-13 11:47:50,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 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) [2021-08-13 11:47:50,016 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 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) [2021-08-13 11:47:50,017 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 194 predicate places. [2021-08-13 11:47:50,017 INFO L482 AbstractCegarLoop]: Abstraction has has 310 places, 1945 transitions, 58869 flow [2021-08-13 11:47:50,017 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 79.6470588235294) internal successors, (1354), 17 states have internal predecessors, (1354), 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) [2021-08-13 11:47:50,017 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:47:50,017 INFO L266 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] [2021-08-13 11:47:50,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-13 11:47:50,017 INFO L430 AbstractCegarLoop]: === Iteration 21 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:47:50,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:47:50,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1980137220, now seen corresponding path program 9 times [2021-08-13 11:47:50,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:47:50,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343234931] [2021-08-13 11:47:50,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:47:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:47:50,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:50,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:50,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:47:50,218 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-08-13 11:47:50,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 11:47:50,254 INFO L142 QuantifierPusher]: treesize reduction 15, result has 54.5 percent of original size [2021-08-13 11:47:50,255 INFO L147 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size 13 [2021-08-13 11:47:50,266 INFO L142 QuantifierPusher]: treesize reduction 9, result has 57.1 percent of original size [2021-08-13 11:47:50,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 11:47:50,275 INFO L142 QuantifierPusher]: treesize reduction 51, result has 36.3 percent of original size [2021-08-13 11:47:50,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 11:47:50,306 INFO L142 QuantifierPusher]: treesize reduction 56, result has 35.6 percent of original size [2021-08-13 11:47:50,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 11:47:50,313 INFO L142 QuantifierPusher]: treesize reduction 66, result has 37.1 percent of original size [2021-08-13 11:47:50,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-08-13 11:47:50,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:47:50,338 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:47:50,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:47:50,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:50,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:47:50,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:47:50,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:47:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:47:50,383 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:47:50,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343234931] [2021-08-13 11:47:50,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343234931] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:47:50,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:47:50,383 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 11:47:50,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608275410] [2021-08-13 11:47:50,383 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 11:47:50,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:47:50,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 11:47:50,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-08-13 11:47:50,384 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 111 [2021-08-13 11:47:50,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 1945 transitions, 58869 flow. Second operand has 13 states, 13 states have (on average 83.84615384615384) internal successors, (1090), 13 states have internal predecessors, (1090), 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) [2021-08-13 11:47:50,385 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:47:50,385 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 111 [2021-08-13 11:47:50,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 11:48:11,529 INFO L129 PetriNetUnfolder]: 33699/98914 cut-off events. [2021-08-13 11:48:11,542 INFO L130 PetriNetUnfolder]: For 99427/180183 co-relation queries the response was YES. [2021-08-13 11:48:12,251 INFO L84 FinitePrefix]: Finished finitePrefix Result has 388547 conditions, 98914 events. 33699/98914 cut-off events. For 99427/180183 co-relation queries the response was YES. Maximal size of possible extension queue 15922. Compared 1709141 event pairs, 26 based on Foata normal form. 136/91174 useless extension candidates. Maximal degree in co-relation 388332. Up to 26207 conditions per place. [2021-08-13 11:48:12,321 INFO L132 encePairwiseOnDemand]: 95/111 looper letters, 23 selfloop transitions, 13 changer transitions 2130/2292 dead transitions. [2021-08-13 11:48:12,321 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 2292 transitions, 74593 flow [2021-08-13 11:48:12,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 11:48:12,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 11:48:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1045 transitions. [2021-08-13 11:48:12,322 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7845345345345346 [2021-08-13 11:48:12,322 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1045 transitions. [2021-08-13 11:48:12,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1045 transitions. [2021-08-13 11:48:12,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 11:48:12,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1045 transitions. [2021-08-13 11:48:12,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 87.08333333333333) internal successors, (1045), 12 states have internal predecessors, (1045), 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) [2021-08-13 11:48:12,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 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) [2021-08-13 11:48:12,325 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 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) [2021-08-13 11:48:12,326 INFO L348 CegarLoopForPetriNet]: 116 programPoint places, 205 predicate places. [2021-08-13 11:48:12,326 INFO L482 AbstractCegarLoop]: Abstraction has has 321 places, 2292 transitions, 74593 flow [2021-08-13 11:48:12,326 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 83.84615384615384) internal successors, (1090), 13 states have internal predecessors, (1090), 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) [2021-08-13 11:48:12,326 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 11:48:12,326 INFO L266 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] [2021-08-13 11:48:12,326 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-13 11:48:12,326 INFO L430 AbstractCegarLoop]: === Iteration 22 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 11:48:12,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 11:48:12,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1410500480, now seen corresponding path program 10 times [2021-08-13 11:48:12,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 11:48:12,327 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449737911] [2021-08-13 11:48:12,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 11:48:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 11:48:12,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:48:12,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:48:12,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 11:48:12,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 11:48:12,437 INFO L142 QuantifierPusher]: treesize reduction 12, result has 83.1 percent of original size [2021-08-13 11:48:12,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-08-13 11:48:12,462 INFO L142 QuantifierPusher]: treesize reduction 44, result has 62.7 percent of original size [2021-08-13 11:48:12,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-08-13 11:48:12,493 INFO L142 QuantifierPusher]: treesize reduction 30, result has 64.3 percent of original size [2021-08-13 11:48:12,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-08-13 11:48:12,520 INFO L142 QuantifierPusher]: treesize reduction 47, result has 61.8 percent of original size [2021-08-13 11:48:12,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-08-13 11:48:12,552 INFO L142 QuantifierPusher]: treesize reduction 21, result has 70.0 percent of original size [2021-08-13 11:48:12,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-08-13 11:48:12,561 INFO L142 QuantifierPusher]: treesize reduction 33, result has 68.6 percent of original size [2021-08-13 11:48:12,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-08-13 11:48:12,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 11:48:12,588 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 11:48:12,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 11:48:12,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:48:12,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 11:48:12,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 11:48:12,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 11:48:12,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 11:48:12,631 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 11:48:12,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449737911] [2021-08-13 11:48:12,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449737911] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 11:48:12,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 11:48:12,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-13 11:48:12,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801046979] [2021-08-13 11:48:12,633 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-08-13 11:48:12,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 11:48:12,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-13 11:48:12,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-08-13 11:48:12,634 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 111 [2021-08-13 11:48:12,635 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 2292 transitions, 74593 flow. Second operand has 14 states, 14 states have (on average 81.85714285714286) internal successors, (1146), 14 states have internal predecessors, (1146), 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) [2021-08-13 11:48:12,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 11:48:12,635 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 111 [2021-08-13 11:48:12,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand