/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-CovSimpl.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe032_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 06:30:57,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 06:30:57,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 06:30:57,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-13 06:30:57,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-13 06:30:57,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-13 06:30:57,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-13 06:30:57,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-13 06:30:57,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-13 06:30:57,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-13 06:30:57,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-13 06:30:57,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-13 06:30:57,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 06:30:57,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 06:30:57,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 06:30:57,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 06:30:57,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 06:30:57,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 06:30:57,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 06:30:57,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 06:30:57,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 06:30:57,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 06:30:57,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 06:30:57,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 06:30:57,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 06:30:57,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 06:30:57,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 06:30:57,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 06:30:57,326 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-CovSimpl.epf [2021-08-13 06:30:57,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 06:30:57,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 06:30:57,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 06:30:57,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 06:30:57,347 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 06:30:57,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 06:30:57,347 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 06:30:57,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 06:30:57,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 06:30:57,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 06:30:57,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 06:30:57,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 06:30:57,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 06:30:57,349 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 06:30:57,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 06:30:57,350 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 06:30:57,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-13 06:30:57,350 INFO L138 SettingsManager]: * Simplify away covered predicates in OwickiGries annotation=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 06:30:57,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 06:30:57,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 06:30:57,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 06:30:57,618 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 06:30:57,619 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 06:30:57,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe032_power.opt.i [2021-08-13 06:30:57,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/039507149/8ebdb2b606854627abf35d8ad7a77da4/FLAG859823204 [2021-08-13 06:30:58,058 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 06:30:58,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe032_power.opt.i [2021-08-13 06:30:58,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/039507149/8ebdb2b606854627abf35d8ad7a77da4/FLAG859823204 [2021-08-13 06:30:58,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/039507149/8ebdb2b606854627abf35d8ad7a77da4 [2021-08-13 06:30:58,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 06:30:58,470 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 06:30:58,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 06:30:58,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 06:30:58,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 06:30:58,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 06:30:58" (1/1) ... [2021-08-13 06:30:58,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65265bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:58, skipping insertion in model container [2021-08-13 06:30:58,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 06:30:58" (1/1) ... [2021-08-13 06:30:58,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 06:30:58,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 06:30:58,689 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/safe032_power.opt.i[994,1007] [2021-08-13 06:30:58,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 06:30:58,879 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 06:30:58,890 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/safe032_power.opt.i[994,1007] [2021-08-13 06:30:58,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 06:30:59,003 INFO L208 MainTranslator]: Completed translation [2021-08-13 06:30:59,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59 WrapperNode [2021-08-13 06:30:59,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 06:30:59,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 06:30:59,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 06:30:59,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 06:30:59,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 06:30:59,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 06:30:59,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 06:30:59,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 06:30:59,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (1/1) ... [2021-08-13 06:30:59,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 06:30:59,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 06:30:59,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 06:30:59,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 06:30:59,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (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 06:30:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 06:30:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-13 06:30:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 06:30:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 06:30:59,190 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-13 06:30:59,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-13 06:30:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-13 06:30:59,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-13 06:30:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-13 06:30:59,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-13 06:30:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 06:30:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-13 06:30:59,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 06:30:59,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 06:30:59,192 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 06:31:01,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 06:31:01,171 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-13 06:31:01,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 06:31:01 BoogieIcfgContainer [2021-08-13 06:31:01,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 06:31:01,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 06:31:01,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 06:31:01,177 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 06:31:01,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 06:30:58" (1/3) ... [2021-08-13 06:31:01,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d59f265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 06:31:01, skipping insertion in model container [2021-08-13 06:31:01,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 06:30:59" (2/3) ... [2021-08-13 06:31:01,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d59f265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 06:31:01, skipping insertion in model container [2021-08-13 06:31:01,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 06:31:01" (3/3) ... [2021-08-13 06:31:01,179 INFO L111 eAbstractionObserver]: Analyzing ICFG safe032_power.opt.i [2021-08-13 06:31:01,183 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 06:31:01,183 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-13 06:31:01,184 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,215 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,216 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,217 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,218 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,219 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,220 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,221 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,222 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,223 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,224 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,225 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,226 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,227 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,228 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,235 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,236 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,237 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,237 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,238 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,239 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,240 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,241 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,242 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,243 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,244 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,245 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 06:31:01,246 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-13 06:31:01,260 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-13 06:31:01,272 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 06:31:01,272 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 06:31:01,272 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 06:31:01,272 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 06:31:01,272 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 06:31:01,272 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 06:31:01,272 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 06:31:01,272 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 06:31:01,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 114 places, 106 transitions, 227 flow [2021-08-13 06:31:01,301 INFO L129 PetriNetUnfolder]: 2/103 cut-off events. [2021-08-13 06:31:01,302 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 06:31:01,304 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 103 events. 2/103 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 60 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2021-08-13 06:31:01,304 INFO L82 GeneralOperation]: Start removeDead. Operand has 114 places, 106 transitions, 227 flow [2021-08-13 06:31:01,307 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 111 places, 103 transitions, 215 flow [2021-08-13 06:31:01,316 INFO L129 PetriNetUnfolder]: 0/70 cut-off events. [2021-08-13 06:31:01,316 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 06:31:01,316 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:01,316 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] [2021-08-13 06:31:01,316 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 06:31:01,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:01,320 INFO L82 PathProgramCache]: Analyzing trace with hash -1914108186, now seen corresponding path program 1 times [2021-08-13 06:31:01,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:01,325 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655857213] [2021-08-13 06:31:01,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:01,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:01,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:01,504 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 06:31:01,504 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:01,504 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655857213] [2021-08-13 06:31:01,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655857213] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:01,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:01,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 06:31:01,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748013346] [2021-08-13 06:31:01,511 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 06:31:01,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:01,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 06:31:01,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 06:31:01,520 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 106 [2021-08-13 06:31:01,522 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 103 transitions, 215 flow. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 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 06:31:01,522 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:01,522 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 106 [2021-08-13 06:31:01,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:01,651 INFO L129 PetriNetUnfolder]: 115/689 cut-off events. [2021-08-13 06:31:01,651 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 06:31:01,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 887 conditions, 689 events. 115/689 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 4541 event pairs, 39 based on Foata normal form. 34/676 useless extension candidates. Maximal degree in co-relation 840. Up to 141 conditions per place. [2021-08-13 06:31:01,657 INFO L132 encePairwiseOnDemand]: 101/106 looper letters, 13 selfloop transitions, 2 changer transitions 0/105 dead transitions. [2021-08-13 06:31:01,657 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 105 transitions, 249 flow [2021-08-13 06:31:01,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 06:31:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 06:31:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 299 transitions. [2021-08-13 06:31:01,665 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.940251572327044 [2021-08-13 06:31:01,666 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 299 transitions. [2021-08-13 06:31:01,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 299 transitions. [2021-08-13 06:31:01,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:01,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 299 transitions. [2021-08-13 06:31:01,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 0 states have call successors, (0), 0 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 06:31:01,673 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 106.0) internal successors, (424), 4 states have internal predecessors, (424), 0 states have call successors, (0), 0 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 06:31:01,673 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 106.0) internal successors, (424), 4 states have internal predecessors, (424), 0 states have call successors, (0), 0 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 06:31:01,673 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 0 predicate places. [2021-08-13 06:31:01,673 INFO L482 AbstractCegarLoop]: Abstraction has has 111 places, 105 transitions, 249 flow [2021-08-13 06:31:01,674 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 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 06:31:01,674 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:01,674 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] [2021-08-13 06:31:01,674 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 06:31:01,674 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 06:31:01,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:01,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1969788092, now seen corresponding path program 1 times [2021-08-13 06:31:01,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:01,675 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411797556] [2021-08-13 06:31:01,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:01,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:01,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:01,827 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:01,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:01,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:01,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:01,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:01,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:01,855 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 06:31:01,855 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:01,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411797556] [2021-08-13 06:31:01,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411797556] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:01,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:01,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 06:31:01,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655135023] [2021-08-13 06:31:01,857 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 06:31:01,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:01,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 06:31:01,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 06:31:01,859 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 106 [2021-08-13 06:31:01,859 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 105 transitions, 249 flow. Second operand has 6 states, 6 states have (on average 94.16666666666667) internal successors, (565), 6 states have internal predecessors, (565), 0 states have call successors, (0), 0 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 06:31:01,859 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:01,860 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 106 [2021-08-13 06:31:01,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:02,158 INFO L129 PetriNetUnfolder]: 419/1857 cut-off events. [2021-08-13 06:31:02,158 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-08-13 06:31:02,163 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2839 conditions, 1857 events. 419/1857 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 16796 event pairs, 123 based on Foata normal form. 0/1777 useless extension candidates. Maximal degree in co-relation 2789. Up to 331 conditions per place. [2021-08-13 06:31:02,167 INFO L132 encePairwiseOnDemand]: 99/106 looper letters, 10 selfloop transitions, 3 changer transitions 22/129 dead transitions. [2021-08-13 06:31:02,167 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 129 transitions, 371 flow [2021-08-13 06:31:02,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 06:31:02,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 06:31:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 872 transitions. [2021-08-13 06:31:02,171 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9140461215932913 [2021-08-13 06:31:02,171 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 872 transitions. [2021-08-13 06:31:02,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 872 transitions. [2021-08-13 06:31:02,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:02,172 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 872 transitions. [2021-08-13 06:31:02,173 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 96.88888888888889) internal successors, (872), 9 states have internal predecessors, (872), 0 states have call successors, (0), 0 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 06:31:02,176 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 106.0) internal successors, (1060), 10 states have internal predecessors, (1060), 0 states have call successors, (0), 0 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 06:31:02,176 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 106.0) internal successors, (1060), 10 states have internal predecessors, (1060), 0 states have call successors, (0), 0 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 06:31:02,176 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 8 predicate places. [2021-08-13 06:31:02,177 INFO L482 AbstractCegarLoop]: Abstraction has has 119 places, 129 transitions, 371 flow [2021-08-13 06:31:02,177 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 94.16666666666667) internal successors, (565), 6 states have internal predecessors, (565), 0 states have call successors, (0), 0 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 06:31:02,177 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:02,177 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] [2021-08-13 06:31:02,177 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 06:31:02,177 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 06:31:02,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:02,178 INFO L82 PathProgramCache]: Analyzing trace with hash 105053885, now seen corresponding path program 1 times [2021-08-13 06:31:02,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:02,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435130463] [2021-08-13 06:31:02,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:02,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:02,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:02,265 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:02,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:02,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:02,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:02,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 06:31:02,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:02,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435130463] [2021-08-13 06:31:02,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435130463] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:02,294 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:02,294 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 06:31:02,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634844866] [2021-08-13 06:31:02,294 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 06:31:02,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:02,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 06:31:02,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 06:31:02,296 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 106 [2021-08-13 06:31:02,297 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 129 transitions, 371 flow. Second operand has 6 states, 6 states have (on average 95.16666666666667) internal successors, (571), 6 states have internal predecessors, (571), 0 states have call successors, (0), 0 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 06:31:02,297 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:02,297 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 106 [2021-08-13 06:31:02,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:02,693 INFO L129 PetriNetUnfolder]: 661/2436 cut-off events. [2021-08-13 06:31:02,693 INFO L130 PetriNetUnfolder]: For 335/335 co-relation queries the response was YES. [2021-08-13 06:31:02,701 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4361 conditions, 2436 events. 661/2436 cut-off events. For 335/335 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 22725 event pairs, 162 based on Foata normal form. 0/2343 useless extension candidates. Maximal degree in co-relation 4308. Up to 562 conditions per place. [2021-08-13 06:31:02,704 INFO L132 encePairwiseOnDemand]: 100/106 looper letters, 8 selfloop transitions, 3 changer transitions 56/163 dead transitions. [2021-08-13 06:31:02,704 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 163 transitions, 625 flow [2021-08-13 06:31:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 06:31:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 06:31:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 869 transitions. [2021-08-13 06:31:02,706 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.910901467505241 [2021-08-13 06:31:02,706 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 869 transitions. [2021-08-13 06:31:02,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 869 transitions. [2021-08-13 06:31:02,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:02,707 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 869 transitions. [2021-08-13 06:31:02,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 96.55555555555556) internal successors, (869), 9 states have internal predecessors, (869), 0 states have call successors, (0), 0 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 06:31:02,710 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 106.0) internal successors, (1060), 10 states have internal predecessors, (1060), 0 states have call successors, (0), 0 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 06:31:02,710 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 106.0) internal successors, (1060), 10 states have internal predecessors, (1060), 0 states have call successors, (0), 0 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 06:31:02,710 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 16 predicate places. [2021-08-13 06:31:02,710 INFO L482 AbstractCegarLoop]: Abstraction has has 127 places, 163 transitions, 625 flow [2021-08-13 06:31:02,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 95.16666666666667) internal successors, (571), 6 states have internal predecessors, (571), 0 states have call successors, (0), 0 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 06:31:02,711 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:02,711 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] [2021-08-13 06:31:02,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 06:31:02,711 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 06:31:02,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:02,711 INFO L82 PathProgramCache]: Analyzing trace with hash 347403903, now seen corresponding path program 1 times [2021-08-13 06:31:02,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:02,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683579240] [2021-08-13 06:31:02,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:02,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:02,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:02,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:02,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:02,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:02,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:02,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:31:02,879 INFO L142 QuantifierPusher]: treesize reduction 52, result has 55.2 percent of original size [2021-08-13 06:31:02,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-08-13 06:31:02,917 INFO L142 QuantifierPusher]: treesize reduction 52, result has 56.3 percent of original size [2021-08-13 06:31:02,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-08-13 06:31:02,952 INFO L142 QuantifierPusher]: treesize reduction 47, result has 60.8 percent of original size [2021-08-13 06:31:02,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-08-13 06:31:02,987 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-08-13 06:31:02,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-08-13 06:31:03,008 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:03,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:03,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:03,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:03,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:03,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:03,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:03,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:03,047 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 06:31:03,047 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:03,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683579240] [2021-08-13 06:31:03,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683579240] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:03,047 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:03,047 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-13 06:31:03,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115938703] [2021-08-13 06:31:03,047 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-08-13 06:31:03,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:03,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-13 06:31:03,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-08-13 06:31:03,049 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 106 [2021-08-13 06:31:03,050 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 163 transitions, 625 flow. Second operand has 14 states, 14 states have (on average 82.14285714285714) internal successors, (1150), 14 states have internal predecessors, (1150), 0 states have call successors, (0), 0 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 06:31:03,050 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:03,050 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 106 [2021-08-13 06:31:03,050 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:04,340 INFO L129 PetriNetUnfolder]: 2686/6808 cut-off events. [2021-08-13 06:31:04,341 INFO L130 PetriNetUnfolder]: For 3469/3973 co-relation queries the response was YES. [2021-08-13 06:31:04,361 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16216 conditions, 6808 events. 2686/6808 cut-off events. For 3469/3973 co-relation queries the response was YES. Maximal size of possible extension queue 430. Compared 65017 event pairs, 210 based on Foata normal form. 3/6754 useless extension candidates. Maximal degree in co-relation 16155. Up to 1817 conditions per place. [2021-08-13 06:31:04,371 INFO L132 encePairwiseOnDemand]: 94/106 looper letters, 28 selfloop transitions, 9 changer transitions 232/340 dead transitions. [2021-08-13 06:31:04,371 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 340 transitions, 2129 flow [2021-08-13 06:31:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 06:31:04,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 06:31:04,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1218 transitions. [2021-08-13 06:31:04,374 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8207547169811321 [2021-08-13 06:31:04,374 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1218 transitions. [2021-08-13 06:31:04,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1218 transitions. [2021-08-13 06:31:04,375 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:04,375 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1218 transitions. [2021-08-13 06:31:04,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 87.0) internal successors, (1218), 14 states have internal predecessors, (1218), 0 states have call successors, (0), 0 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 06:31:04,379 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 106.0) internal successors, (1590), 15 states have internal predecessors, (1590), 0 states have call successors, (0), 0 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 06:31:04,380 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 106.0) internal successors, (1590), 15 states have internal predecessors, (1590), 0 states have call successors, (0), 0 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 06:31:04,380 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 29 predicate places. [2021-08-13 06:31:04,380 INFO L482 AbstractCegarLoop]: Abstraction has has 140 places, 340 transitions, 2129 flow [2021-08-13 06:31:04,381 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 82.14285714285714) internal successors, (1150), 14 states have internal predecessors, (1150), 0 states have call successors, (0), 0 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 06:31:04,381 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:04,381 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 06:31:04,381 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-13 06:31:04,381 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 06:31:04,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:04,382 INFO L82 PathProgramCache]: Analyzing trace with hash -773976901, now seen corresponding path program 2 times [2021-08-13 06:31:04,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:04,383 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719339867] [2021-08-13 06:31:04,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:04,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:04,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:04,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:04,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:04,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:04,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:31:04,606 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size [2021-08-13 06:31:04,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-08-13 06:31:04,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:04,641 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-08-13 06:31:04,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-08-13 06:31:04,662 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:04,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:04,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:04,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:04,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:04,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:04,695 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 06:31:04,695 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:04,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719339867] [2021-08-13 06:31:04,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719339867] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:04,696 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:04,696 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 06:31:04,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144746641] [2021-08-13 06:31:04,696 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 06:31:04,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:04,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 06:31:04,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2021-08-13 06:31:04,699 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 106 [2021-08-13 06:31:04,701 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 340 transitions, 2129 flow. Second operand has 13 states, 13 states have (on average 83.15384615384616) internal successors, (1081), 13 states have internal predecessors, (1081), 0 states have call successors, (0), 0 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 06:31:04,701 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:04,701 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 106 [2021-08-13 06:31:04,701 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:06,711 INFO L129 PetriNetUnfolder]: 4820/12662 cut-off events. [2021-08-13 06:31:06,711 INFO L130 PetriNetUnfolder]: For 7063/8555 co-relation queries the response was YES. [2021-08-13 06:31:06,751 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35768 conditions, 12662 events. 4820/12662 cut-off events. For 7063/8555 co-relation queries the response was YES. Maximal size of possible extension queue 823. Compared 138071 event pairs, 328 based on Foata normal form. 22/12533 useless extension candidates. Maximal degree in co-relation 35700. Up to 3920 conditions per place. [2021-08-13 06:31:06,767 INFO L132 encePairwiseOnDemand]: 91/106 looper letters, 25 selfloop transitions, 14 changer transitions 446/557 dead transitions. [2021-08-13 06:31:06,768 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 557 transitions, 4695 flow [2021-08-13 06:31:06,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 06:31:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 06:31:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1504 transitions. [2021-08-13 06:31:06,771 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8346281908990011 [2021-08-13 06:31:06,771 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1504 transitions. [2021-08-13 06:31:06,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1504 transitions. [2021-08-13 06:31:06,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:06,772 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1504 transitions. [2021-08-13 06:31:06,774 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 88.47058823529412) internal successors, (1504), 17 states have internal predecessors, (1504), 0 states have call successors, (0), 0 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 06:31:06,776 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 106.0) internal successors, (1908), 18 states have internal predecessors, (1908), 0 states have call successors, (0), 0 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 06:31:06,777 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 106.0) internal successors, (1908), 18 states have internal predecessors, (1908), 0 states have call successors, (0), 0 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 06:31:06,777 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 45 predicate places. [2021-08-13 06:31:06,777 INFO L482 AbstractCegarLoop]: Abstraction has has 156 places, 557 transitions, 4695 flow [2021-08-13 06:31:06,778 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 83.15384615384616) internal successors, (1081), 13 states have internal predecessors, (1081), 0 states have call successors, (0), 0 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 06:31:06,778 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:06,778 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 06:31:06,778 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-13 06:31:06,778 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 06:31:06,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:06,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1084238381, now seen corresponding path program 1 times [2021-08-13 06:31:06,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:06,779 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591157667] [2021-08-13 06:31:06,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:06,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:06,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:06,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:06,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:06,884 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:06,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:06,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:06,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:06,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:06,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:06,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:06,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:06,916 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 06:31:06,916 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:06,916 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591157667] [2021-08-13 06:31:06,916 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591157667] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:06,917 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:06,917 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 06:31:06,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237314782] [2021-08-13 06:31:06,917 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 06:31:06,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:06,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 06:31:06,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 06:31:06,919 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 106 [2021-08-13 06:31:06,920 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 557 transitions, 4695 flow. Second operand has 6 states, 6 states have (on average 94.33333333333333) internal successors, (566), 6 states have internal predecessors, (566), 0 states have call successors, (0), 0 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 06:31:06,920 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:06,920 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 106 [2021-08-13 06:31:06,920 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:09,657 INFO L129 PetriNetUnfolder]: 6704/18037 cut-off events. [2021-08-13 06:31:09,658 INFO L130 PetriNetUnfolder]: For 15110/17432 co-relation queries the response was YES. [2021-08-13 06:31:09,711 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56624 conditions, 18037 events. 6704/18037 cut-off events. For 15110/17432 co-relation queries the response was YES. Maximal size of possible extension queue 1177. Compared 210904 event pairs, 302 based on Foata normal form. 44/17946 useless extension candidates. Maximal degree in co-relation 56553. Up to 6878 conditions per place. [2021-08-13 06:31:09,726 INFO L132 encePairwiseOnDemand]: 100/106 looper letters, 12 selfloop transitions, 3 changer transitions 658/773 dead transitions. [2021-08-13 06:31:09,726 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 773 transitions, 7975 flow [2021-08-13 06:31:09,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 06:31:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 06:31:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 867 transitions. [2021-08-13 06:31:09,730 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9088050314465409 [2021-08-13 06:31:09,730 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 867 transitions. [2021-08-13 06:31:09,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 867 transitions. [2021-08-13 06:31:09,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:09,730 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 867 transitions. [2021-08-13 06:31:09,732 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 96.33333333333333) internal successors, (867), 9 states have internal predecessors, (867), 0 states have call successors, (0), 0 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 06:31:09,733 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 106.0) internal successors, (1060), 10 states have internal predecessors, (1060), 0 states have call successors, (0), 0 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 06:31:09,733 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 106.0) internal successors, (1060), 10 states have internal predecessors, (1060), 0 states have call successors, (0), 0 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 06:31:09,733 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 53 predicate places. [2021-08-13 06:31:09,733 INFO L482 AbstractCegarLoop]: Abstraction has has 164 places, 773 transitions, 7975 flow [2021-08-13 06:31:09,734 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 94.33333333333333) internal successors, (566), 6 states have internal predecessors, (566), 0 states have call successors, (0), 0 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 06:31:09,734 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:09,734 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 06:31:09,734 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-13 06:31:09,734 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 06:31:09,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:09,734 INFO L82 PathProgramCache]: Analyzing trace with hash 436801519, now seen corresponding path program 1 times [2021-08-13 06:31:09,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:09,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059754116] [2021-08-13 06:31:09,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:09,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:09,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:09,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:09,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:09,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:09,850 INFO L142 QuantifierPusher]: treesize reduction 37, result has 43.9 percent of original size [2021-08-13 06:31:09,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 06:31:09,871 INFO L142 QuantifierPusher]: treesize reduction 27, result has 71.0 percent of original size [2021-08-13 06:31:09,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-13 06:31:09,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:09,915 INFO L142 QuantifierPusher]: treesize reduction 37, result has 47.9 percent of original size [2021-08-13 06:31:09,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-08-13 06:31:09,934 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:09,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:09,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:09,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:09,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:09,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:09,968 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 06:31:09,968 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:09,969 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059754116] [2021-08-13 06:31:09,969 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059754116] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:09,969 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:09,969 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 06:31:09,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308910279] [2021-08-13 06:31:09,970 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 06:31:09,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:09,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 06:31:09,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-08-13 06:31:09,971 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 106 [2021-08-13 06:31:09,972 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 773 transitions, 7975 flow. Second operand has 13 states, 13 states have (on average 82.3076923076923) internal successors, (1070), 13 states have internal predecessors, (1070), 0 states have call successors, (0), 0 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 06:31:09,972 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:09,972 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 106 [2021-08-13 06:31:09,972 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:15,767 INFO L129 PetriNetUnfolder]: 10418/28595 cut-off events. [2021-08-13 06:31:15,767 INFO L130 PetriNetUnfolder]: For 30911/37806 co-relation queries the response was YES. [2021-08-13 06:31:15,854 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104864 conditions, 28595 events. 10418/28595 cut-off events. For 30911/37806 co-relation queries the response was YES. Maximal size of possible extension queue 1903. Compared 363830 event pairs, 487 based on Foata normal form. 205/28634 useless extension candidates. Maximal degree in co-relation 104785. Up to 11699 conditions per place. [2021-08-13 06:31:15,876 INFO L132 encePairwiseOnDemand]: 93/106 looper letters, 46 selfloop transitions, 20 changer transitions 1577/1714 dead transitions. [2021-08-13 06:31:15,876 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 1714 transitions, 21823 flow [2021-08-13 06:31:15,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-13 06:31:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-08-13 06:31:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1758 transitions. [2021-08-13 06:31:15,880 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8292452830188679 [2021-08-13 06:31:15,880 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1758 transitions. [2021-08-13 06:31:15,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1758 transitions. [2021-08-13 06:31:15,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:15,881 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1758 transitions. [2021-08-13 06:31:15,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 87.9) internal successors, (1758), 20 states have internal predecessors, (1758), 0 states have call successors, (0), 0 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 06:31:15,886 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 106.0) internal successors, (2226), 21 states have internal predecessors, (2226), 0 states have call successors, (0), 0 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 06:31:15,887 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 106.0) internal successors, (2226), 21 states have internal predecessors, (2226), 0 states have call successors, (0), 0 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 06:31:15,887 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 72 predicate places. [2021-08-13 06:31:15,887 INFO L482 AbstractCegarLoop]: Abstraction has has 183 places, 1714 transitions, 21823 flow [2021-08-13 06:31:15,887 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 82.3076923076923) internal successors, (1070), 13 states have internal predecessors, (1070), 0 states have call successors, (0), 0 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 06:31:15,887 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:15,887 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 06:31:15,887 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-13 06:31:15,887 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 06:31:15,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:15,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1578641927, now seen corresponding path program 2 times [2021-08-13 06:31:15,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:15,888 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745776610] [2021-08-13 06:31:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:15,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:15,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:15,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:15,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:15,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:15,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:15,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:15,958 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size [2021-08-13 06:31:15,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-08-13 06:31:15,975 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-08-13 06:31:15,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-08-13 06:31:15,996 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:15,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:16,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:16,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:16,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:16,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:16,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:16,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:16,028 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 06:31:16,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:16,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745776610] [2021-08-13 06:31:16,031 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745776610] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:16,031 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:16,031 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-13 06:31:16,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889834503] [2021-08-13 06:31:16,031 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 06:31:16,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:16,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 06:31:16,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-13 06:31:16,033 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 106 [2021-08-13 06:31:16,033 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 1714 transitions, 21823 flow. Second operand has 10 states, 10 states have (on average 82.7) internal successors, (827), 10 states have internal predecessors, (827), 0 states have call successors, (0), 0 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 06:31:16,033 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:16,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 106 [2021-08-13 06:31:16,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:23,911 INFO L129 PetriNetUnfolder]: 11748/33276 cut-off events. [2021-08-13 06:31:23,911 INFO L130 PetriNetUnfolder]: For 43798/55041 co-relation queries the response was YES. [2021-08-13 06:31:24,032 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137978 conditions, 33276 events. 11748/33276 cut-off events. For 43798/55041 co-relation queries the response was YES. Maximal size of possible extension queue 2265. Compared 440745 event pairs, 287 based on Foata normal form. 387/33522 useless extension candidates. Maximal degree in co-relation 137891. Up to 13797 conditions per place. [2021-08-13 06:31:24,059 INFO L132 encePairwiseOnDemand]: 93/106 looper letters, 50 selfloop transitions, 24 changer transitions 2120/2265 dead transitions. [2021-08-13 06:31:24,059 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 2265 transitions, 33359 flow [2021-08-13 06:31:24,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 06:31:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 06:31:24,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1051 transitions. [2021-08-13 06:31:24,061 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8262578616352201 [2021-08-13 06:31:24,061 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1051 transitions. [2021-08-13 06:31:24,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1051 transitions. [2021-08-13 06:31:24,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:24,062 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1051 transitions. [2021-08-13 06:31:24,063 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 87.58333333333333) internal successors, (1051), 12 states have internal predecessors, (1051), 0 states have call successors, (0), 0 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 06:31:24,065 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 106.0) internal successors, (1378), 13 states have internal predecessors, (1378), 0 states have call successors, (0), 0 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 06:31:24,065 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 106.0) internal successors, (1378), 13 states have internal predecessors, (1378), 0 states have call successors, (0), 0 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 06:31:24,065 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 83 predicate places. [2021-08-13 06:31:24,065 INFO L482 AbstractCegarLoop]: Abstraction has has 194 places, 2265 transitions, 33359 flow [2021-08-13 06:31:24,066 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 82.7) internal successors, (827), 10 states have internal predecessors, (827), 0 states have call successors, (0), 0 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 06:31:24,066 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:24,066 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] [2021-08-13 06:31:24,066 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-13 06:31:24,066 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 06:31:24,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:24,066 INFO L82 PathProgramCache]: Analyzing trace with hash 682438737, now seen corresponding path program 1 times [2021-08-13 06:31:24,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:24,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344606789] [2021-08-13 06:31:24,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:24,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:24,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:24,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:24,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:24,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:24,158 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-08-13 06:31:24,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-08-13 06:31:24,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:24,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:24,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:24,196 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:24,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:24,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:24,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:24,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:24,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:24,229 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 06:31:24,229 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:24,229 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344606789] [2021-08-13 06:31:24,229 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344606789] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:24,229 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:24,229 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-13 06:31:24,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763873456] [2021-08-13 06:31:24,229 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 06:31:24,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:24,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 06:31:24,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-08-13 06:31:24,231 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 106 [2021-08-13 06:31:24,231 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 2265 transitions, 33359 flow. Second operand has 13 states, 13 states have (on average 82.38461538461539) internal successors, (1071), 13 states have internal predecessors, (1071), 0 states have call successors, (0), 0 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 06:31:24,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:24,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 106 [2021-08-13 06:31:24,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:36,306 INFO L129 PetriNetUnfolder]: 13204/38599 cut-off events. [2021-08-13 06:31:36,306 INFO L130 PetriNetUnfolder]: For 63345/83332 co-relation queries the response was YES. [2021-08-13 06:31:36,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178379 conditions, 38599 events. 13204/38599 cut-off events. For 63345/83332 co-relation queries the response was YES. Maximal size of possible extension queue 2696. Compared 531959 event pairs, 222 based on Foata normal form. 1135/39570 useless extension candidates. Maximal degree in co-relation 178284. Up to 15703 conditions per place. [2021-08-13 06:31:36,490 INFO L132 encePairwiseOnDemand]: 91/106 looper letters, 53 selfloop transitions, 19 changer transitions 2642/2785 dead transitions. [2021-08-13 06:31:36,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 226 places, 2785 transitions, 46619 flow [2021-08-13 06:31:36,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-08-13 06:31:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-08-13 06:31:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 2893 transitions. [2021-08-13 06:31:36,512 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8270440251572327 [2021-08-13 06:31:36,512 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 2893 transitions. [2021-08-13 06:31:36,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 2893 transitions. [2021-08-13 06:31:36,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:36,514 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 2893 transitions. [2021-08-13 06:31:36,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 87.66666666666667) internal successors, (2893), 33 states have internal predecessors, (2893), 0 states have call successors, (0), 0 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 06:31:36,522 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 34 states, 34 states have (on average 106.0) internal successors, (3604), 34 states have internal predecessors, (3604), 0 states have call successors, (0), 0 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 06:31:36,523 INFO L81 ComplementDD]: Finished complementDD. Result has 34 states, 34 states have (on average 106.0) internal successors, (3604), 34 states have internal predecessors, (3604), 0 states have call successors, (0), 0 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 06:31:36,523 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 115 predicate places. [2021-08-13 06:31:36,523 INFO L482 AbstractCegarLoop]: Abstraction has has 226 places, 2785 transitions, 46619 flow [2021-08-13 06:31:36,523 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 82.38461538461539) internal successors, (1071), 13 states have internal predecessors, (1071), 0 states have call successors, (0), 0 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 06:31:36,524 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:36,524 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] [2021-08-13 06:31:36,524 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-13 06:31:36,524 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 06:31:36,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:36,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1894369381, now seen corresponding path program 2 times [2021-08-13 06:31:36,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:36,530 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946195578] [2021-08-13 06:31:36,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:36,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:36,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:36,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:36,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:36,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:36,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:31:36,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:36,746 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size [2021-08-13 06:31:36,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-08-13 06:31:36,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:36,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:31:36,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:36,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:36,804 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:36,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:36,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:36,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:36,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:36,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:36,845 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 06:31:36,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:36,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946195578] [2021-08-13 06:31:36,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946195578] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:36,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:36,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-13 06:31:36,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664105913] [2021-08-13 06:31:36,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-08-13 06:31:36,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:36,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-13 06:31:36,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-08-13 06:31:36,848 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 106 [2021-08-13 06:31:36,848 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 2785 transitions, 46619 flow. Second operand has 16 states, 16 states have (on average 79.3125) internal successors, (1269), 16 states have internal predecessors, (1269), 0 states have call successors, (0), 0 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 06:31:36,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:36,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 106 [2021-08-13 06:31:36,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:31:58,420 INFO L129 PetriNetUnfolder]: 18585/56268 cut-off events. [2021-08-13 06:31:58,420 INFO L130 PetriNetUnfolder]: For 106280/127644 co-relation queries the response was YES. [2021-08-13 06:31:58,645 INFO L84 FinitePrefix]: Finished finitePrefix Result has 286650 conditions, 56268 events. 18585/56268 cut-off events. For 106280/127644 co-relation queries the response was YES. Maximal size of possible extension queue 4011. Compared 830356 event pairs, 265 based on Foata normal form. 1091/57190 useless extension candidates. Maximal degree in co-relation 286544. Up to 24365 conditions per place. [2021-08-13 06:31:58,693 INFO L132 encePairwiseOnDemand]: 92/106 looper letters, 66 selfloop transitions, 26 changer transitions 4654/4814 dead transitions. [2021-08-13 06:31:58,693 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 260 places, 4814 transitions, 91419 flow [2021-08-13 06:31:58,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-13 06:31:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2021-08-13 06:31:58,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 2953 transitions. [2021-08-13 06:31:58,715 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7959568733153639 [2021-08-13 06:31:58,715 INFO L72 ComplementDD]: Start complementDD. Operand 35 states and 2953 transitions. [2021-08-13 06:31:58,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 2953 transitions. [2021-08-13 06:31:58,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:31:58,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 35 states and 2953 transitions. [2021-08-13 06:31:58,720 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 36 states, 35 states have (on average 84.37142857142857) internal successors, (2953), 35 states have internal predecessors, (2953), 0 states have call successors, (0), 0 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 06:31:58,723 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 36 states, 36 states have (on average 106.0) internal successors, (3816), 36 states have internal predecessors, (3816), 0 states have call successors, (0), 0 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 06:31:58,724 INFO L81 ComplementDD]: Finished complementDD. Result has 36 states, 36 states have (on average 106.0) internal successors, (3816), 36 states have internal predecessors, (3816), 0 states have call successors, (0), 0 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 06:31:58,724 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 149 predicate places. [2021-08-13 06:31:58,724 INFO L482 AbstractCegarLoop]: Abstraction has has 260 places, 4814 transitions, 91419 flow [2021-08-13 06:31:58,725 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 79.3125) internal successors, (1269), 16 states have internal predecessors, (1269), 0 states have call successors, (0), 0 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 06:31:58,725 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:31:58,725 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] [2021-08-13 06:31:58,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-13 06:31:58,725 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 06:31:58,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:31:58,725 INFO L82 PathProgramCache]: Analyzing trace with hash -427807067, now seen corresponding path program 3 times [2021-08-13 06:31:58,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:31:58,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730886516] [2021-08-13 06:31:58,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:31:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:31:58,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:58,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:31:58,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:58,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:58,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:58,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:31:58,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:58,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:59,003 INFO L142 QuantifierPusher]: treesize reduction 45, result has 68.1 percent of original size [2021-08-13 06:31:59,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-08-13 06:31:59,051 INFO L142 QuantifierPusher]: treesize reduction 37, result has 67.3 percent of original size [2021-08-13 06:31:59,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-08-13 06:31:59,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:59,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:31:59,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:59,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:31:59,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:59,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:31:59,117 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:31:59,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:31:59,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:59,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:59,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:59,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:31:59,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:31:59,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:31:59,155 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 06:31:59,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:31:59,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730886516] [2021-08-13 06:31:59,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730886516] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:31:59,155 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:31:59,155 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-08-13 06:31:59,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698929874] [2021-08-13 06:31:59,156 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-08-13 06:31:59,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:31:59,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-13 06:31:59,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2021-08-13 06:31:59,157 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 106 [2021-08-13 06:31:59,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 260 places, 4814 transitions, 91419 flow. Second operand has 16 states, 16 states have (on average 79.3125) internal successors, (1269), 16 states have internal predecessors, (1269), 0 states have call successors, (0), 0 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 06:31:59,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:31:59,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 106 [2021-08-13 06:31:59,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:32:47,845 INFO L129 PetriNetUnfolder]: 20851/64563 cut-off events. [2021-08-13 06:32:47,853 INFO L130 PetriNetUnfolder]: For 154805/182335 co-relation queries the response was YES. [2021-08-13 06:32:48,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 357321 conditions, 64563 events. 20851/64563 cut-off events. For 154805/182335 co-relation queries the response was YES. Maximal size of possible extension queue 4654. Compared 981868 event pairs, 230 based on Foata normal form. 939/65325 useless extension candidates. Maximal degree in co-relation 357204. Up to 27694 conditions per place. [2021-08-13 06:32:48,180 INFO L132 encePairwiseOnDemand]: 90/106 looper letters, 77 selfloop transitions, 22 changer transitions 5645/5812 dead transitions. [2021-08-13 06:32:48,180 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 293 places, 5812 transitions, 121495 flow [2021-08-13 06:32:48,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-13 06:32:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-08-13 06:32:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 2828 transitions. [2021-08-13 06:32:48,196 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7846836847946725 [2021-08-13 06:32:48,196 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 2828 transitions. [2021-08-13 06:32:48,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 2828 transitions. [2021-08-13 06:32:48,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:32:48,197 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 2828 transitions. [2021-08-13 06:32:48,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 83.17647058823529) internal successors, (2828), 34 states have internal predecessors, (2828), 0 states have call successors, (0), 0 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 06:32:48,203 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 106.0) internal successors, (3710), 35 states have internal predecessors, (3710), 0 states have call successors, (0), 0 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 06:32:48,203 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 106.0) internal successors, (3710), 35 states have internal predecessors, (3710), 0 states have call successors, (0), 0 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 06:32:48,203 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 182 predicate places. [2021-08-13 06:32:48,220 INFO L482 AbstractCegarLoop]: Abstraction has has 293 places, 5812 transitions, 121495 flow [2021-08-13 06:32:48,225 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 79.3125) internal successors, (1269), 16 states have internal predecessors, (1269), 0 states have call successors, (0), 0 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 06:32:48,225 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:32:48,225 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] [2021-08-13 06:32:48,225 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-13 06:32:48,226 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 06:32:48,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:32:48,226 INFO L82 PathProgramCache]: Analyzing trace with hash -648525827, now seen corresponding path program 4 times [2021-08-13 06:32:48,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:32:48,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124240478] [2021-08-13 06:32:48,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:32:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:32:48,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:32:48,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:32:48,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:32:48,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:32:48,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:32:48,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:32:48,570 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-08-13 06:32:48,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:32:48,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-08-13 06:32:48,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 06:32:48,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-08-13 06:32:48,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 06:32:48,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 06:32:48,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-08-13 06:32:48,682 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:32:48,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:32:48,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:32:48,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:32:48,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:32:48,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:32:48,724 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 06:32:48,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:32:48,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124240478] [2021-08-13 06:32:48,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124240478] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:32:48,724 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:32:48,724 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-08-13 06:32:48,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368381886] [2021-08-13 06:32:48,725 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 06:32:48,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:32:48,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 06:32:48,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-08-13 06:32:48,726 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 106 [2021-08-13 06:32:48,727 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 5812 transitions, 121495 flow. Second operand has 17 states, 17 states have (on average 78.29411764705883) internal successors, (1331), 17 states have internal predecessors, (1331), 0 states have call successors, (0), 0 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 06:32:48,727 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:32:48,727 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 106 [2021-08-13 06:32:48,727 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:34:04,765 INFO L129 PetriNetUnfolder]: 24981/81050 cut-off events. [2021-08-13 06:34:04,765 INFO L130 PetriNetUnfolder]: For 216897/265028 co-relation queries the response was YES. [2021-08-13 06:34:05,144 INFO L84 FinitePrefix]: Finished finitePrefix Result has 474795 conditions, 81050 events. 24981/81050 cut-off events. For 216897/265028 co-relation queries the response was YES. Maximal size of possible extension queue 5795. Compared 1297952 event pairs, 87 based on Foata normal form. 1836/82725 useless extension candidates. Maximal degree in co-relation 474666. Up to 34062 conditions per place. [2021-08-13 06:34:05,237 INFO L132 encePairwiseOnDemand]: 88/106 looper letters, 66 selfloop transitions, 66 changer transitions 8800/8999 dead transitions. [2021-08-13 06:34:05,238 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 8999 transitions, 205279 flow [2021-08-13 06:34:05,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-08-13 06:34:05,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2021-08-13 06:34:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 4545 transitions. [2021-08-13 06:34:05,255 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7795883361921098 [2021-08-13 06:34:05,256 INFO L72 ComplementDD]: Start complementDD. Operand 55 states and 4545 transitions. [2021-08-13 06:34:05,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 4545 transitions. [2021-08-13 06:34:05,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:34:05,256 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 55 states and 4545 transitions. [2021-08-13 06:34:05,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 56 states, 55 states have (on average 82.63636363636364) internal successors, (4545), 55 states have internal predecessors, (4545), 0 states have call successors, (0), 0 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 06:34:05,264 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 56 states, 56 states have (on average 106.0) internal successors, (5936), 56 states have internal predecessors, (5936), 0 states have call successors, (0), 0 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 06:34:05,280 INFO L81 ComplementDD]: Finished complementDD. Result has 56 states, 56 states have (on average 106.0) internal successors, (5936), 56 states have internal predecessors, (5936), 0 states have call successors, (0), 0 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 06:34:05,281 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 236 predicate places. [2021-08-13 06:34:05,281 INFO L482 AbstractCegarLoop]: Abstraction has has 347 places, 8999 transitions, 205279 flow [2021-08-13 06:34:05,281 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 78.29411764705883) internal successors, (1331), 17 states have internal predecessors, (1331), 0 states have call successors, (0), 0 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 06:34:05,281 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:34:05,281 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] [2021-08-13 06:34:05,281 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-13 06:34:05,281 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 06:34:05,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:34:05,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1653625277, now seen corresponding path program 5 times [2021-08-13 06:34:05,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:34:05,282 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326093505] [2021-08-13 06:34:05,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:34:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:34:05,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:34:05,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:34:05,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:34:05,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:34:05,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:34:05,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:34:05,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:34:05,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 06:34:05,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 06:34:05,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 06:34:05,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-08-13 06:34:05,496 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:34:05,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:34:05,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:34:05,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:34:05,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:34:05,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:34:05,528 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 06:34:05,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:34:05,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326093505] [2021-08-13 06:34:05,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326093505] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:34:05,528 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:34:05,528 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-08-13 06:34:05,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134215167] [2021-08-13 06:34:05,529 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-08-13 06:34:05,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:34:05,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-13 06:34:05,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-08-13 06:34:05,532 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 78 out of 106 [2021-08-13 06:34:05,533 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 8999 transitions, 205279 flow. Second operand has 15 states, 15 states have (on average 79.4) internal successors, (1191), 15 states have internal predecessors, (1191), 0 states have call successors, (0), 0 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 06:34:05,533 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:34:05,533 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 106 [2021-08-13 06:34:05,533 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 06:36:57,439 INFO L129 PetriNetUnfolder]: 26848/88978 cut-off events. [2021-08-13 06:36:57,439 INFO L130 PetriNetUnfolder]: For 262833/300158 co-relation queries the response was YES. [2021-08-13 06:36:57,831 INFO L84 FinitePrefix]: Finished finitePrefix Result has 559494 conditions, 88978 events. 26848/88978 cut-off events. For 262833/300158 co-relation queries the response was YES. Maximal size of possible extension queue 6502. Compared 1455668 event pairs, 74 based on Foata normal form. 1558/90370 useless extension candidates. Maximal degree in co-relation 559354. Up to 36638 conditions per place. [2021-08-13 06:36:57,911 INFO L132 encePairwiseOnDemand]: 90/106 looper letters, 91 selfloop transitions, 69 changer transitions 11049/11277 dead transitions. [2021-08-13 06:36:57,911 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 391 places, 11277 transitions, 279731 flow [2021-08-13 06:36:57,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-08-13 06:36:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-08-13 06:36:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 3766 transitions. [2021-08-13 06:36:57,914 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7895178197064989 [2021-08-13 06:36:57,914 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 3766 transitions. [2021-08-13 06:36:57,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 3766 transitions. [2021-08-13 06:36:57,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 06:36:57,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 3766 transitions. [2021-08-13 06:36:57,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 46 states, 45 states have (on average 83.68888888888888) internal successors, (3766), 45 states have internal predecessors, (3766), 0 states have call successors, (0), 0 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 06:36:57,922 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 46 states, 46 states have (on average 106.0) internal successors, (4876), 46 states have internal predecessors, (4876), 0 states have call successors, (0), 0 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 06:36:57,923 INFO L81 ComplementDD]: Finished complementDD. Result has 46 states, 46 states have (on average 106.0) internal successors, (4876), 46 states have internal predecessors, (4876), 0 states have call successors, (0), 0 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 06:36:57,923 INFO L348 CegarLoopForPetriNet]: 111 programPoint places, 280 predicate places. [2021-08-13 06:36:57,923 INFO L482 AbstractCegarLoop]: Abstraction has has 391 places, 11277 transitions, 279731 flow [2021-08-13 06:36:57,923 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 79.4) internal successors, (1191), 15 states have internal predecessors, (1191), 0 states have call successors, (0), 0 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 06:36:57,923 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 06:36:57,923 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] [2021-08-13 06:36:57,923 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-13 06:36:57,924 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 06:36:57,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 06:36:57,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1106409759, now seen corresponding path program 6 times [2021-08-13 06:36:57,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 06:36:57,924 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750514870] [2021-08-13 06:36:57,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 06:36:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 06:36:57,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:57,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:36:57,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:57,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 06:36:57,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:57,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 06:36:57,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:57,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 06:36:57,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:57,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 06:36:58,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:58,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 06:36:58,010 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 06:36:58,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 06:36:58,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:58,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:36:58,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:58,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 06:36:58,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 06:36:58,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 06:36:58,039 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 06:36:58,039 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 06:36:58,039 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750514870] [2021-08-13 06:36:58,039 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750514870] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 06:36:58,039 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 06:36:58,039 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-13 06:36:58,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250087233] [2021-08-13 06:36:58,039 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 06:36:58,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 06:36:58,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 06:36:58,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-13 06:36:58,040 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 106 [2021-08-13 06:36:58,041 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 391 places, 11277 transitions, 279731 flow. Second operand has 10 states, 10 states have (on average 81.9) internal successors, (819), 10 states have internal predecessors, (819), 0 states have call successors, (0), 0 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 06:36:58,041 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 06:36:58,041 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 106 [2021-08-13 06:36:58,041 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-08-13 06:40:22,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-13 06:40:22,491 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-13 06:40:22,491 WARN L547 AbstractCegarLoop]: Verification canceled [2021-08-13 06:40:22,493 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-13 06:40:22,495 WARN L188 ceAbstractionStarter]: Timeout [2021-08-13 06:40:22,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 06:40:22 BasicIcfg [2021-08-13 06:40:22,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-13 06:40:22,495 INFO L168 Benchmark]: Toolchain (without parser) took 564025.57 ms. Allocated memory was 174.1 MB in the beginning and 7.4 GB in the end (delta: 7.2 GB). Free memory was 136.3 MB in the beginning and 4.1 GB in the end (delta: -4.0 GB). Peak memory consumption was 3.7 GB. Max. memory is 8.0 GB. [2021-08-13 06:40:22,497 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 174.1 MB. Free memory is still 155.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-13 06:40:22,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.63 ms. Allocated memory is still 174.1 MB. Free memory was 136.0 MB in the beginning and 128.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-08-13 06:40:22,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.09 ms. Allocated memory is still 174.1 MB. Free memory was 128.3 MB in the beginning and 125.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-13 06:40:22,498 INFO L168 Benchmark]: Boogie Preprocessor took 44.56 ms. Allocated memory is still 174.1 MB. Free memory was 125.7 MB in the beginning and 122.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-13 06:40:22,498 INFO L168 Benchmark]: RCFGBuilder took 2058.22 ms. Allocated memory was 174.1 MB in the beginning and 239.1 MB in the end (delta: 65.0 MB). Free memory was 122.5 MB in the beginning and 194.7 MB in the end (delta: -72.1 MB). Peak memory consumption was 112.9 MB. Max. memory is 8.0 GB. [2021-08-13 06:40:22,499 INFO L168 Benchmark]: TraceAbstraction took 561319.83 ms. Allocated memory was 239.1 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 194.2 MB in the beginning and 4.1 GB in the end (delta: -3.9 GB). Peak memory consumption was 3.7 GB. Max. memory is 8.0 GB. [2021-08-13 06:40:22,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 174.1 MB. Free memory is still 155.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 532.63 ms. Allocated memory is still 174.1 MB. Free memory was 136.0 MB in the beginning and 128.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 65.09 ms. Allocated memory is still 174.1 MB. Free memory was 128.3 MB in the beginning and 125.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.56 ms. Allocated memory is still 174.1 MB. Free memory was 125.7 MB in the beginning and 122.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2058.22 ms. Allocated memory was 174.1 MB in the beginning and 239.1 MB in the end (delta: 65.0 MB). Free memory was 122.5 MB in the beginning and 194.7 MB in the end (delta: -72.1 MB). Peak memory consumption was 112.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 561319.83 ms. Allocated memory was 239.1 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 194.2 MB in the beginning and 4.1 GB in the end (delta: -3.9 GB). Peak memory consumption was 3.7 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (10states, 80/106 universal loopers) in iteration 14,while PetriNetUnfolder was constructing finite prefix that currently has 564354 conditions, 58800 events (26585/58799 cut-off events. For 308020/352501 co-relation queries the response was YES. Maximal size of possible extension queue 7121. Compared 809218 event pairs, 67 based on Foata normal form. 1408/65750 useless extension candidates. Maximal degree in co-relation 564205. Up to 36207 conditions per place.). - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (10states, 80/106 universal loopers) in iteration 14,while PetriNetUnfolder was constructing finite prefix that currently has 564354 conditions, 58800 events (26585/58799 cut-off events. For 308020/352501 co-relation queries the response was YES. Maximal size of possible extension queue 7121. Compared 809218 event pairs, 67 based on Foata normal form. 1408/65750 useless extension candidates. Maximal degree in co-relation 564205. Up to 36207 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 133 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 561221.7ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 557685.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 34.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 278 SDtfs, 1391 SDslu, 1270 SDs, 0 SdLazy, 4588 SolverSat, 1179 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4691.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 395 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3476 ImplicationChecksByTransitivity, 5684.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=279731occurred in iteration=13, InterpolantAutomatonStates: 295, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 102.8ms SsaConstructionTime, 675.6ms SatisfiabilityAnalysisTime, 2499.7ms InterpolantComputationTime, 1017 NumberOfCodeBlocks, 1017 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1003 ConstructedInterpolants, 0 QuantifiedInterpolants, 7737 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown