/usr/bin/java -Xmx16000000000 -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-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 14:43:14,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 14:43:14,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 14:43:14,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 14:43:14,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 14:43:14,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 14:43:14,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 14:43:14,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 14:43:14,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 14:43:14,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 14:43:14,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 14:43:14,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 14:43:14,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 14:43:14,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 14:43:14,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 14:43:14,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 14:43:14,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 14:43:14,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 14:43:14,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 14:43:14,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 14:43:14,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 14:43:14,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 14:43:14,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 14:43:14,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 14:43:14,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 14:43:14,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 14:43:14,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 14:43:14,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 14:43:14,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 14:43:14,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 14:43:14,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 14:43:14,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 14:43:14,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 14:43:14,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 14:43:14,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 14:43:14,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 14:43:14,256 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-RepeatedSemanticLbe.epf [2021-03-25 14:43:14,308 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 14:43:14,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 14:43:14,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 14:43:14,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 14:43:14,312 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 14:43:14,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 14:43:14,312 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 14:43:14,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 14:43:14,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 14:43:14,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 14:43:14,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 14:43:14,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 14:43:14,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 14:43:14,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 14:43:14,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 14:43:14,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 14:43:14,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 14:43:14,316 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 14:43:14,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 14:43:14,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 14:43:14,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 14:43:14,637 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 14:43:14,637 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 14:43:14,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i [2021-03-25 14:43:14,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac684b9d/424b6ae333a54cfc8edaab9433ce916a/FLAGed146d435 [2021-03-25 14:43:15,247 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 14:43:15,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i [2021-03-25 14:43:15,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac684b9d/424b6ae333a54cfc8edaab9433ce916a/FLAGed146d435 [2021-03-25 14:43:15,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac684b9d/424b6ae333a54cfc8edaab9433ce916a [2021-03-25 14:43:15,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 14:43:15,719 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 14:43:15,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 14:43:15,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 14:43:15,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 14:43:15,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 02:43:15" (1/1) ... [2021-03-25 14:43:15,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5771ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:15, skipping insertion in model container [2021-03-25 14:43:15,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 02:43:15" (1/1) ... [2021-03-25 14:43:15,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 14:43:15,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 14:43:15,928 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i[948,961] [2021-03-25 14:43:16,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 14:43:16,178 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 14:43:16,188 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi003_tso.opt.i[948,961] [2021-03-25 14:43:16,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 14:43:16,329 INFO L208 MainTranslator]: Completed translation [2021-03-25 14:43:16,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16 WrapperNode [2021-03-25 14:43:16,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 14:43:16,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 14:43:16,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 14:43:16,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 14:43:16,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 14:43:16,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 14:43:16,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 14:43:16,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 14:43:16,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (1/1) ... [2021-03-25 14:43:16,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 14:43:16,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 14:43:16,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 14:43:16,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 14:43:16,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (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 [2021-03-25 14:43:16,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 14:43:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 14:43:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 14:43:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 14:43:16,561 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-25 14:43:16,562 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-25 14:43:16,562 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-25 14:43:16,563 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-25 14:43:16,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 14:43:16,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 14:43:16,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 14:43:16,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 14:43:16,566 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 14:43:19,442 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 14:43:19,443 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-25 14:43:19,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 02:43:19 BoogieIcfgContainer [2021-03-25 14:43:19,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 14:43:19,447 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 14:43:19,447 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 14:43:19,450 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 14:43:19,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 02:43:15" (1/3) ... [2021-03-25 14:43:19,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6816f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 02:43:19, skipping insertion in model container [2021-03-25 14:43:19,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 02:43:16" (2/3) ... [2021-03-25 14:43:19,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6816f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 02:43:19, skipping insertion in model container [2021-03-25 14:43:19,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 02:43:19" (3/3) ... [2021-03-25 14:43:19,452 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi003_tso.opt.i [2021-03-25 14:43:19,458 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 14:43:19,462 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-25 14:43:19,462 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 14:43:19,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,512 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,513 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,514 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,515 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,516 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,517 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,518 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,518 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,518 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,520 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,520 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,520 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,527 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,537 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,538 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,539 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,551 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,557 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,558 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,561 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,564 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,564 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,564 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,564 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,565 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,565 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,565 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,565 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,566 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,566 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,568 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,569 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,570 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,571 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,572 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 14:43:19,576 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-25 14:43:19,591 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-25 14:43:19,614 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 14:43:19,614 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 14:43:19,614 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 14:43:19,614 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 14:43:19,615 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 14:43:19,615 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 14:43:19,615 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 14:43:19,615 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 14:43:19,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 85 transitions, 180 flow [2021-03-25 14:43:19,655 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-03-25 14:43:19,655 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:19,658 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-03-25 14:43:19,658 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 85 transitions, 180 flow [2021-03-25 14:43:19,662 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 83 transitions, 172 flow [2021-03-25 14:43:19,663 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:19,673 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 83 transitions, 172 flow [2021-03-25 14:43:19,675 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 83 transitions, 172 flow [2021-03-25 14:43:19,676 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 83 transitions, 172 flow [2021-03-25 14:43:19,691 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-03-25 14:43:19,691 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:19,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 56 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-03-25 14:43:19,694 INFO L142 LiptonReduction]: Number of co-enabled transitions 1124 [2021-03-25 14:43:20,913 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-25 14:43:21,287 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-25 14:43:21,412 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-25 14:43:22,807 WARN L205 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-03-25 14:43:23,124 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2021-03-25 14:43:24,466 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-03-25 14:43:25,095 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2021-03-25 14:43:25,617 INFO L154 LiptonReduction]: Checked pairs total: 2573 [2021-03-25 14:43:25,617 INFO L156 LiptonReduction]: Total number of compositions: 57 [2021-03-25 14:43:25,620 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5958 [2021-03-25 14:43:25,632 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-03-25 14:43:25,633 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:25,633 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:25,633 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:25,634 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:25,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:25,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1356023939, now seen corresponding path program 1 times [2021-03-25 14:43:25,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:25,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549949624] [2021-03-25 14:43:25,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:25,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:25,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:43:25,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:25,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:25,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:25,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549949624] [2021-03-25 14:43:25,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:25,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 14:43:25,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501680883] [2021-03-25 14:43:25,926 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 14:43:25,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:25,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 14:43:25,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 14:43:25,939 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 142 [2021-03-25 14:43:25,942 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 32 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:25,943 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:25,943 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 142 [2021-03-25 14:43:25,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:26,060 INFO L129 PetriNetUnfolder]: 52/137 cut-off events. [2021-03-25 14:43:26,060 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:26,062 INFO L84 FinitePrefix]: Finished finitePrefix Result has 242 conditions, 137 events. 52/137 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 562 event pairs, 4 based on Foata normal form. 14/146 useless extension candidates. Maximal degree in co-relation 228. Up to 85 conditions per place. [2021-03-25 14:43:26,064 INFO L132 encePairwiseOnDemand]: 138/142 looper letters, 11 selfloop transitions, 2 changer transitions 0/33 dead transitions. [2021-03-25 14:43:26,064 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 33 transitions, 98 flow [2021-03-25 14:43:26,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 14:43:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 14:43:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 370 transitions. [2021-03-25 14:43:26,081 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8685446009389671 [2021-03-25 14:43:26,082 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 370 transitions. [2021-03-25 14:43:26,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 370 transitions. [2021-03-25 14:43:26,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:26,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 370 transitions. [2021-03-25 14:43:26,093 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:26,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:26,107 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:26,109 INFO L185 Difference]: Start difference. First operand has 38 places, 32 transitions, 70 flow. Second operand 3 states and 370 transitions. [2021-03-25 14:43:26,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 33 transitions, 98 flow [2021-03-25 14:43:26,111 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 33 transitions, 96 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 14:43:26,113 INFO L241 Difference]: Finished difference. Result has 36 places, 29 transitions, 66 flow [2021-03-25 14:43:26,114 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=66, PETRI_PLACES=36, PETRI_TRANSITIONS=29} [2021-03-25 14:43:26,115 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -2 predicate places. [2021-03-25 14:43:26,115 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:26,115 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 66 flow [2021-03-25 14:43:26,117 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 66 flow [2021-03-25 14:43:26,117 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 66 flow [2021-03-25 14:43:26,123 INFO L129 PetriNetUnfolder]: 0/29 cut-off events. [2021-03-25 14:43:26,123 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:26,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37 conditions, 29 events. 0/29 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 31 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 14:43:26,124 INFO L142 LiptonReduction]: Number of co-enabled transitions 278 [2021-03-25 14:43:26,951 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 188 [2021-03-25 14:43:27,261 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-03-25 14:43:27,803 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2021-03-25 14:43:28,360 WARN L205 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2021-03-25 14:43:28,828 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-25 14:43:28,933 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-25 14:43:29,540 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-03-25 14:43:29,819 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-03-25 14:43:30,414 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2021-03-25 14:43:31,050 WARN L205 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2021-03-25 14:43:31,685 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-25 14:43:31,798 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-25 14:43:32,039 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-03-25 14:43:32,176 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-25 14:43:32,236 INFO L154 LiptonReduction]: Checked pairs total: 1028 [2021-03-25 14:43:32,236 INFO L156 LiptonReduction]: Total number of compositions: 10 [2021-03-25 14:43:32,236 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6121 [2021-03-25 14:43:32,237 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 20 transitions, 48 flow [2021-03-25 14:43:32,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,237 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:32,238 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:32,238 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 14:43:32,238 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:32,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:32,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1181923594, now seen corresponding path program 1 times [2021-03-25 14:43:32,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:32,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634312716] [2021-03-25 14:43:32,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:32,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:32,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:43:32,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:32,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:32,368 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-25 14:43:32,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 14:43:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:32,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634312716] [2021-03-25 14:43:32,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:32,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:43:32,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913442336] [2021-03-25 14:43:32,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:43:32,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:32,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:43:32,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:43:32,375 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 152 [2021-03-25 14:43:32,376 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 20 transitions, 48 flow. Second operand has 4 states, 4 states have (on average 127.75) internal successors, (511), 4 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,376 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:32,376 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 152 [2021-03-25 14:43:32,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:32,414 INFO L129 PetriNetUnfolder]: 1/23 cut-off events. [2021-03-25 14:43:32,414 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:32,414 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 23 events. 1/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 42 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 29. Up to 3 conditions per place. [2021-03-25 14:43:32,415 INFO L132 encePairwiseOnDemand]: 148/152 looper letters, 1 selfloop transitions, 2 changer transitions 4/22 dead transitions. [2021-03-25 14:43:32,415 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 22 transitions, 64 flow [2021-03-25 14:43:32,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 14:43:32,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 14:43:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 642 transitions. [2021-03-25 14:43:32,417 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8447368421052631 [2021-03-25 14:43:32,418 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 642 transitions. [2021-03-25 14:43:32,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 642 transitions. [2021-03-25 14:43:32,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:32,418 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 642 transitions. [2021-03-25 14:43:32,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 128.4) internal successors, (642), 5 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 152.0) internal successors, (912), 6 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,423 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 152.0) internal successors, (912), 6 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,423 INFO L185 Difference]: Start difference. First operand has 27 places, 20 transitions, 48 flow. Second operand 5 states and 642 transitions. [2021-03-25 14:43:32,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 22 transitions, 64 flow [2021-03-25 14:43:32,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 22 transitions, 60 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 14:43:32,424 INFO L241 Difference]: Finished difference. Result has 30 places, 18 transitions, 48 flow [2021-03-25 14:43:32,424 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=25, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=48, PETRI_PLACES=30, PETRI_TRANSITIONS=18} [2021-03-25 14:43:32,424 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -8 predicate places. [2021-03-25 14:43:32,424 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:32,424 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 30 places, 18 transitions, 48 flow [2021-03-25 14:43:32,425 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 30 places, 18 transitions, 48 flow [2021-03-25 14:43:32,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 18 transitions, 48 flow [2021-03-25 14:43:32,429 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-25 14:43:32,429 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:43:32,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 18 events. 0/18 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 18 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 14:43:32,429 INFO L142 LiptonReduction]: Number of co-enabled transitions 140 [2021-03-25 14:43:32,855 INFO L154 LiptonReduction]: Checked pairs total: 189 [2021-03-25 14:43:32,856 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:43:32,856 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 432 [2021-03-25 14:43:32,857 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 18 transitions, 48 flow [2021-03-25 14:43:32,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 127.75) internal successors, (511), 4 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,857 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:32,857 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:32,857 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 14:43:32,857 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:32,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:32,858 INFO L82 PathProgramCache]: Analyzing trace with hash -740724176, now seen corresponding path program 1 times [2021-03-25 14:43:32,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:32,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648281543] [2021-03-25 14:43:32,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:32,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:32,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:32,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:32,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:32,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648281543] [2021-03-25 14:43:32,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:32,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 14:43:32,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125241862] [2021-03-25 14:43:32,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 14:43:32,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:32,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 14:43:32,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 14:43:32,988 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 152 [2021-03-25 14:43:32,988 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 18 transitions, 48 flow. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:32,988 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:32,988 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 152 [2021-03-25 14:43:32,989 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:33,005 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-25 14:43:33,005 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 14:43:33,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 18 events. 0/18 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 20 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 14:43:33,005 INFO L132 encePairwiseOnDemand]: 149/152 looper letters, 1 selfloop transitions, 2 changer transitions 0/18 dead transitions. [2021-03-25 14:43:33,005 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 18 transitions, 54 flow [2021-03-25 14:43:33,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 14:43:33,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 14:43:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 400 transitions. [2021-03-25 14:43:33,007 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8771929824561403 [2021-03-25 14:43:33,008 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 400 transitions. [2021-03-25 14:43:33,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 400 transitions. [2021-03-25 14:43:33,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:33,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 400 transitions. [2021-03-25 14:43:33,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.33333333333334) internal successors, (400), 3 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,010 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 152.0) internal successors, (608), 4 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,011 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 152.0) internal successors, (608), 4 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,011 INFO L185 Difference]: Start difference. First operand has 26 places, 18 transitions, 48 flow. Second operand 3 states and 400 transitions. [2021-03-25 14:43:33,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 18 transitions, 54 flow [2021-03-25 14:43:33,011 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 18 transitions, 50 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 14:43:33,012 INFO L241 Difference]: Finished difference. Result has 27 places, 18 transitions, 52 flow [2021-03-25 14:43:33,012 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=52, PETRI_PLACES=27, PETRI_TRANSITIONS=18} [2021-03-25 14:43:33,013 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -11 predicate places. [2021-03-25 14:43:33,013 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:33,013 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 27 places, 18 transitions, 52 flow [2021-03-25 14:43:33,014 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 27 places, 18 transitions, 52 flow [2021-03-25 14:43:33,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 27 places, 18 transitions, 52 flow [2021-03-25 14:43:33,019 INFO L129 PetriNetUnfolder]: 0/18 cut-off events. [2021-03-25 14:43:33,019 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 14:43:33,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32 conditions, 18 events. 0/18 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 17 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 14:43:33,019 INFO L142 LiptonReduction]: Number of co-enabled transitions 138 [2021-03-25 14:43:33,051 INFO L154 LiptonReduction]: Checked pairs total: 187 [2021-03-25 14:43:33,051 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:43:33,051 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 38 [2021-03-25 14:43:33,052 INFO L480 AbstractCegarLoop]: Abstraction has has 27 places, 18 transitions, 52 flow [2021-03-25 14:43:33,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,053 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:33,053 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:33,053 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 14:43:33,053 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:33,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:33,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1487613449, now seen corresponding path program 1 times [2021-03-25 14:43:33,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:33,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539358229] [2021-03-25 14:43:33,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:33,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 14:43:33,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 14:43:33,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 14:43:33,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 14:43:33,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 14:43:33,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:33,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539358229] [2021-03-25 14:43:33,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:33,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 14:43:33,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182118398] [2021-03-25 14:43:33,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 14:43:33,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:33,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 14:43:33,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-03-25 14:43:33,221 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 152 [2021-03-25 14:43:33,222 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 27 places, 18 transitions, 52 flow. Second operand has 7 states, 7 states have (on average 103.85714285714286) internal successors, (727), 7 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,222 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:33,222 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 152 [2021-03-25 14:43:33,222 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:33,333 INFO L129 PetriNetUnfolder]: 51/117 cut-off events. [2021-03-25 14:43:33,333 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-03-25 14:43:33,333 INFO L84 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 117 events. 51/117 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 442 event pairs, 23 based on Foata normal form. 1/116 useless extension candidates. Maximal degree in co-relation 252. Up to 88 conditions per place. [2021-03-25 14:43:33,334 INFO L132 encePairwiseOnDemand]: 145/152 looper letters, 13 selfloop transitions, 9 changer transitions 0/30 dead transitions. [2021-03-25 14:43:33,334 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 30 transitions, 124 flow [2021-03-25 14:43:33,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 14:43:33,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 14:43:33,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 641 transitions. [2021-03-25 14:43:33,337 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7028508771929824 [2021-03-25 14:43:33,337 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 641 transitions. [2021-03-25 14:43:33,337 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 641 transitions. [2021-03-25 14:43:33,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:33,338 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 641 transitions. [2021-03-25 14:43:33,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 106.83333333333333) internal successors, (641), 6 states have internal predecessors, (641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,341 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 152.0) internal successors, (1064), 7 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,341 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 152.0) internal successors, (1064), 7 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,341 INFO L185 Difference]: Start difference. First operand has 27 places, 18 transitions, 52 flow. Second operand 6 states and 641 transitions. [2021-03-25 14:43:33,341 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 30 transitions, 124 flow [2021-03-25 14:43:33,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 30 transitions, 113 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 14:43:33,343 INFO L241 Difference]: Finished difference. Result has 33 places, 26 transitions, 103 flow [2021-03-25 14:43:33,343 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=103, PETRI_PLACES=33, PETRI_TRANSITIONS=26} [2021-03-25 14:43:33,343 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -5 predicate places. [2021-03-25 14:43:33,343 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:33,344 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 26 transitions, 103 flow [2021-03-25 14:43:33,344 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 26 transitions, 103 flow [2021-03-25 14:43:33,344 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 26 transitions, 103 flow [2021-03-25 14:43:33,351 INFO L129 PetriNetUnfolder]: 4/45 cut-off events. [2021-03-25 14:43:33,351 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 14:43:33,351 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 45 events. 4/45 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 115 event pairs, 0 based on Foata normal form. 0/45 useless extension candidates. Maximal degree in co-relation 73. Up to 7 conditions per place. [2021-03-25 14:43:33,351 INFO L142 LiptonReduction]: Number of co-enabled transitions 160 [2021-03-25 14:43:33,592 INFO L154 LiptonReduction]: Checked pairs total: 176 [2021-03-25 14:43:33,592 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:43:33,592 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 249 [2021-03-25 14:43:33,593 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 26 transitions, 103 flow [2021-03-25 14:43:33,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 103.85714285714286) internal successors, (727), 7 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,593 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:33,593 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:33,593 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 14:43:33,594 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:33,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:33,594 INFO L82 PathProgramCache]: Analyzing trace with hash -449531662, now seen corresponding path program 1 times [2021-03-25 14:43:33,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:33,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474913841] [2021-03-25 14:43:33,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:33,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:33,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 14:43:33,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:33,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:43:33,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:33,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474913841] [2021-03-25 14:43:33,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:33,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:43:33,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848544093] [2021-03-25 14:43:33,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:43:33,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:33,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:43:33,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:43:33,707 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 152 [2021-03-25 14:43:33,707 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 26 transitions, 103 flow. Second operand has 4 states, 4 states have (on average 127.75) internal successors, (511), 4 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,707 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:33,707 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 152 [2021-03-25 14:43:33,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:33,740 INFO L129 PetriNetUnfolder]: 12/51 cut-off events. [2021-03-25 14:43:33,740 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-25 14:43:33,740 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 51 events. 12/51 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 147 event pairs, 4 based on Foata normal form. 5/54 useless extension candidates. Maximal degree in co-relation 109. Up to 19 conditions per place. [2021-03-25 14:43:33,741 INFO L132 encePairwiseOnDemand]: 147/152 looper letters, 4 selfloop transitions, 5 changer transitions 3/33 dead transitions. [2021-03-25 14:43:33,741 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 33 transitions, 141 flow [2021-03-25 14:43:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 14:43:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 14:43:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 649 transitions. [2021-03-25 14:43:33,743 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8539473684210527 [2021-03-25 14:43:33,743 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 649 transitions. [2021-03-25 14:43:33,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 649 transitions. [2021-03-25 14:43:33,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:33,744 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 649 transitions. [2021-03-25 14:43:33,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 129.8) internal successors, (649), 5 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,748 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 152.0) internal successors, (912), 6 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,748 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 152.0) internal successors, (912), 6 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:33,748 INFO L185 Difference]: Start difference. First operand has 33 places, 26 transitions, 103 flow. Second operand 5 states and 649 transitions. [2021-03-25 14:43:33,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 33 transitions, 141 flow [2021-03-25 14:43:33,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 33 transitions, 141 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 14:43:33,750 INFO L241 Difference]: Finished difference. Result has 40 places, 30 transitions, 140 flow [2021-03-25 14:43:33,750 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=103, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=140, PETRI_PLACES=40, PETRI_TRANSITIONS=30} [2021-03-25 14:43:33,750 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 2 predicate places. [2021-03-25 14:43:33,750 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:33,751 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 30 transitions, 140 flow [2021-03-25 14:43:33,751 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 30 transitions, 140 flow [2021-03-25 14:43:33,751 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 30 transitions, 140 flow [2021-03-25 14:43:33,764 INFO L129 PetriNetUnfolder]: 7/64 cut-off events. [2021-03-25 14:43:33,764 INFO L130 PetriNetUnfolder]: For 18/27 co-relation queries the response was YES. [2021-03-25 14:43:33,765 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 64 events. 7/64 cut-off events. For 18/27 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 205 event pairs, 1 based on Foata normal form. 4/65 useless extension candidates. Maximal degree in co-relation 141. Up to 18 conditions per place. [2021-03-25 14:43:33,766 INFO L142 LiptonReduction]: Number of co-enabled transitions 164 [2021-03-25 14:43:34,254 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-03-25 14:43:34,357 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-25 14:43:35,249 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 218 [2021-03-25 14:43:35,515 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-03-25 14:43:36,506 WARN L205 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 211 [2021-03-25 14:43:36,871 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-03-25 14:43:39,014 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 377 DAG size of output: 313 [2021-03-25 14:43:39,781 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 305 [2021-03-25 14:43:40,842 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 324 DAG size of output: 262 [2021-03-25 14:43:41,218 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2021-03-25 14:43:43,527 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 472 DAG size of output: 393 [2021-03-25 14:43:44,388 WARN L205 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2021-03-25 14:43:46,607 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 319 DAG size of output: 277 [2021-03-25 14:43:47,411 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 254 [2021-03-25 14:43:50,292 WARN L205 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 484 DAG size of output: 434 [2021-03-25 14:43:51,499 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 419 [2021-03-25 14:43:51,579 INFO L154 LiptonReduction]: Checked pairs total: 418 [2021-03-25 14:43:51,579 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 14:43:51,579 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17829 [2021-03-25 14:43:51,580 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 30 transitions, 153 flow [2021-03-25 14:43:51,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 127.75) internal successors, (511), 4 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:51,581 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:51,581 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:51,581 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 14:43:51,581 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:51,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:51,581 INFO L82 PathProgramCache]: Analyzing trace with hash -1994184022, now seen corresponding path program 1 times [2021-03-25 14:43:51,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:51,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047076876] [2021-03-25 14:43:51,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:51,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:51,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 14:43:51,805 INFO L142 QuantifierPusher]: treesize reduction 10, result has 84.1 percent of original size [2021-03-25 14:43:51,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-25 14:43:51,854 INFO L142 QuantifierPusher]: treesize reduction 214, result has 57.5 percent of original size [2021-03-25 14:43:51,864 INFO L147 QuantifierPusher]: treesize reduction 24, result has 91.7 percent of original size 265 [2021-03-25 14:43:52,015 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 38 [2021-03-25 14:43:52,041 INFO L142 QuantifierPusher]: treesize reduction 516, result has 41.2 percent of original size [2021-03-25 14:43:52,051 INFO L147 QuantifierPusher]: treesize reduction 71, result has 80.3 percent of original size 290 [2021-03-25 14:43:52,230 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 39 [2021-03-25 14:43:52,232 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-03-25 14:43:52,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 14:43:52,268 INFO L142 QuantifierPusher]: treesize reduction 11, result has 71.1 percent of original size [2021-03-25 14:43:52,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 14:43:52,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:52,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047076876] [2021-03-25 14:43:52,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:52,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 14:43:52,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627043696] [2021-03-25 14:43:52,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 14:43:52,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:52,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 14:43:52,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 14:43:52,271 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 156 [2021-03-25 14:43:52,272 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 30 transitions, 153 flow. Second operand has 7 states, 7 states have (on average 99.0) internal successors, (693), 7 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:52,272 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:52,272 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 156 [2021-03-25 14:43:52,272 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:52,534 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2021-03-25 14:43:52,676 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2021-03-25 14:43:52,805 INFO L129 PetriNetUnfolder]: 26/88 cut-off events. [2021-03-25 14:43:52,805 INFO L130 PetriNetUnfolder]: For 105/141 co-relation queries the response was YES. [2021-03-25 14:43:52,805 INFO L84 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 88 events. 26/88 cut-off events. For 105/141 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 311 event pairs, 5 based on Foata normal form. 28/113 useless extension candidates. Maximal degree in co-relation 256. Up to 52 conditions per place. [2021-03-25 14:43:52,806 INFO L132 encePairwiseOnDemand]: 147/156 looper letters, 10 selfloop transitions, 12 changer transitions 1/34 dead transitions. [2021-03-25 14:43:52,806 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 34 transitions, 213 flow [2021-03-25 14:43:52,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 14:43:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 14:43:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 708 transitions. [2021-03-25 14:43:52,809 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6483516483516484 [2021-03-25 14:43:52,809 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 708 transitions. [2021-03-25 14:43:52,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 708 transitions. [2021-03-25 14:43:52,809 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:52,809 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 708 transitions. [2021-03-25 14:43:52,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 101.14285714285714) internal successors, (708), 7 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:52,813 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 156.0) internal successors, (1248), 8 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:52,813 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 156.0) internal successors, (1248), 8 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:52,813 INFO L185 Difference]: Start difference. First operand has 40 places, 30 transitions, 153 flow. Second operand 7 states and 708 transitions. [2021-03-25 14:43:52,813 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 34 transitions, 213 flow [2021-03-25 14:43:52,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 34 transitions, 201 flow, removed 6 selfloop flow, removed 0 redundant places. [2021-03-25 14:43:52,815 INFO L241 Difference]: Finished difference. Result has 48 places, 31 transitions, 178 flow [2021-03-25 14:43:52,816 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=178, PETRI_PLACES=48, PETRI_TRANSITIONS=31} [2021-03-25 14:43:52,816 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 10 predicate places. [2021-03-25 14:43:52,816 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:52,816 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 31 transitions, 178 flow [2021-03-25 14:43:52,816 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 31 transitions, 178 flow [2021-03-25 14:43:52,817 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 31 transitions, 178 flow [2021-03-25 14:43:52,826 INFO L129 PetriNetUnfolder]: 9/65 cut-off events. [2021-03-25 14:43:52,826 INFO L130 PetriNetUnfolder]: For 45/52 co-relation queries the response was YES. [2021-03-25 14:43:52,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 65 events. 9/65 cut-off events. For 45/52 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 220 event pairs, 1 based on Foata normal form. 4/67 useless extension candidates. Maximal degree in co-relation 168. Up to 17 conditions per place. [2021-03-25 14:43:52,827 INFO L142 LiptonReduction]: Number of co-enabled transitions 156 [2021-03-25 14:43:53,040 INFO L154 LiptonReduction]: Checked pairs total: 121 [2021-03-25 14:43:53,040 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:43:53,041 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 225 [2021-03-25 14:43:53,041 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 31 transitions, 178 flow [2021-03-25 14:43:53,041 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 99.0) internal successors, (693), 7 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:53,042 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:53,042 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:53,042 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 14:43:53,042 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:53,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:53,042 INFO L82 PathProgramCache]: Analyzing trace with hash -319564363, now seen corresponding path program 1 times [2021-03-25 14:43:53,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:53,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197597097] [2021-03-25 14:43:53,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:53,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:53,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:53,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:53,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:53,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:53,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 14:43:53,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:53,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:43:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:53,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197597097] [2021-03-25 14:43:53,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:53,114 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 14:43:53,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671357334] [2021-03-25 14:43:53,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 14:43:53,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:53,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 14:43:53,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 14:43:53,118 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 156 [2021-03-25 14:43:53,119 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 31 transitions, 178 flow. Second operand has 5 states, 5 states have (on average 131.8) internal successors, (659), 5 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:53,119 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:53,119 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 156 [2021-03-25 14:43:53,119 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:53,169 INFO L129 PetriNetUnfolder]: 8/56 cut-off events. [2021-03-25 14:43:53,169 INFO L130 PetriNetUnfolder]: For 57/83 co-relation queries the response was YES. [2021-03-25 14:43:53,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 56 events. 8/56 cut-off events. For 57/83 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 160 event pairs, 0 based on Foata normal form. 25/81 useless extension candidates. Maximal degree in co-relation 156. Up to 17 conditions per place. [2021-03-25 14:43:53,170 INFO L132 encePairwiseOnDemand]: 151/156 looper letters, 2 selfloop transitions, 7 changer transitions 2/34 dead transitions. [2021-03-25 14:43:53,170 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 34 transitions, 214 flow [2021-03-25 14:43:53,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 14:43:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 14:43:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 930 transitions. [2021-03-25 14:43:53,173 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8516483516483516 [2021-03-25 14:43:53,173 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 930 transitions. [2021-03-25 14:43:53,173 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 930 transitions. [2021-03-25 14:43:53,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:53,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 930 transitions. [2021-03-25 14:43:53,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 132.85714285714286) internal successors, (930), 7 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:53,177 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 156.0) internal successors, (1248), 8 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:53,178 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 156.0) internal successors, (1248), 8 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:53,178 INFO L185 Difference]: Start difference. First operand has 47 places, 31 transitions, 178 flow. Second operand 7 states and 930 transitions. [2021-03-25 14:43:53,178 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 34 transitions, 214 flow [2021-03-25 14:43:53,182 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 34 transitions, 179 flow, removed 5 selfloop flow, removed 7 redundant places. [2021-03-25 14:43:53,182 INFO L241 Difference]: Finished difference. Result has 49 places, 32 transitions, 173 flow [2021-03-25 14:43:53,183 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=143, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=173, PETRI_PLACES=49, PETRI_TRANSITIONS=32} [2021-03-25 14:43:53,183 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 11 predicate places. [2021-03-25 14:43:53,183 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:53,183 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 32 transitions, 173 flow [2021-03-25 14:43:53,183 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 32 transitions, 173 flow [2021-03-25 14:43:53,183 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 32 transitions, 173 flow [2021-03-25 14:43:53,194 INFO L129 PetriNetUnfolder]: 7/54 cut-off events. [2021-03-25 14:43:53,195 INFO L130 PetriNetUnfolder]: For 41/44 co-relation queries the response was YES. [2021-03-25 14:43:53,195 INFO L84 FinitePrefix]: Finished finitePrefix Result has 161 conditions, 54 events. 7/54 cut-off events. For 41/44 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 151 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 142. Up to 16 conditions per place. [2021-03-25 14:43:53,195 INFO L142 LiptonReduction]: Number of co-enabled transitions 124 [2021-03-25 14:43:53,912 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 184 [2021-03-25 14:43:54,148 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2021-03-25 14:43:56,161 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 339 DAG size of output: 264 [2021-03-25 14:43:56,753 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2021-03-25 14:43:57,072 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-03-25 14:43:57,361 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-03-25 14:43:57,993 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2021-03-25 14:43:58,609 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2021-03-25 14:43:58,613 INFO L154 LiptonReduction]: Checked pairs total: 313 [2021-03-25 14:43:58,613 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 14:43:58,613 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5430 [2021-03-25 14:43:58,613 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 28 transitions, 153 flow [2021-03-25 14:43:58,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 131.8) internal successors, (659), 5 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:58,614 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:58,614 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:58,614 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 14:43:58,614 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:58,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:58,614 INFO L82 PathProgramCache]: Analyzing trace with hash 445474233, now seen corresponding path program 1 times [2021-03-25 14:43:58,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:58,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737810570] [2021-03-25 14:43:58,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:58,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:58,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 14:43:58,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:58,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:58,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 14:43:58,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:43:58,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737810570] [2021-03-25 14:43:58,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:43:58,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 14:43:58,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961239986] [2021-03-25 14:43:58,665 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 14:43:58,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:43:58,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 14:43:58,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 14:43:58,666 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 158 [2021-03-25 14:43:58,667 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 28 transitions, 153 flow. Second operand has 4 states, 4 states have (on average 131.0) internal successors, (524), 4 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:58,667 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:43:58,667 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 158 [2021-03-25 14:43:58,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:43:58,698 INFO L129 PetriNetUnfolder]: 8/56 cut-off events. [2021-03-25 14:43:58,698 INFO L130 PetriNetUnfolder]: For 71/73 co-relation queries the response was YES. [2021-03-25 14:43:58,698 INFO L84 FinitePrefix]: Finished finitePrefix Result has 171 conditions, 56 events. 8/56 cut-off events. For 71/73 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 182 event pairs, 0 based on Foata normal form. 3/59 useless extension candidates. Maximal degree in co-relation 149. Up to 12 conditions per place. [2021-03-25 14:43:58,698 INFO L132 encePairwiseOnDemand]: 155/158 looper letters, 3 selfloop transitions, 1 changer transitions 11/29 dead transitions. [2021-03-25 14:43:58,698 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 29 transitions, 165 flow [2021-03-25 14:43:58,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 14:43:58,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 14:43:58,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 526 transitions. [2021-03-25 14:43:58,701 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8322784810126582 [2021-03-25 14:43:58,701 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 526 transitions. [2021-03-25 14:43:58,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 526 transitions. [2021-03-25 14:43:58,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:43:58,702 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 526 transitions. [2021-03-25 14:43:58,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 131.5) internal successors, (526), 4 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:58,703 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:58,704 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 158.0) internal successors, (790), 5 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:58,704 INFO L185 Difference]: Start difference. First operand has 43 places, 28 transitions, 153 flow. Second operand 4 states and 526 transitions. [2021-03-25 14:43:58,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 29 transitions, 165 flow [2021-03-25 14:43:58,705 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 29 transitions, 144 flow, removed 6 selfloop flow, removed 6 redundant places. [2021-03-25 14:43:58,705 INFO L241 Difference]: Finished difference. Result has 42 places, 18 transitions, 85 flow [2021-03-25 14:43:58,705 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=158, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=85, PETRI_PLACES=42, PETRI_TRANSITIONS=18} [2021-03-25 14:43:58,706 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 4 predicate places. [2021-03-25 14:43:58,706 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:43:58,706 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 18 transitions, 85 flow [2021-03-25 14:43:58,706 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 18 transitions, 85 flow [2021-03-25 14:43:58,706 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 18 transitions, 85 flow [2021-03-25 14:43:58,711 INFO L129 PetriNetUnfolder]: 1/24 cut-off events. [2021-03-25 14:43:58,711 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-25 14:43:58,711 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 24 events. 1/24 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 24 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 54. Up to 5 conditions per place. [2021-03-25 14:43:58,712 INFO L142 LiptonReduction]: Number of co-enabled transitions 48 [2021-03-25 14:43:59,212 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-03-25 14:43:59,675 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-03-25 14:43:59,812 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-25 14:43:59,834 INFO L154 LiptonReduction]: Checked pairs total: 122 [2021-03-25 14:43:59,834 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 14:43:59,834 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1128 [2021-03-25 14:43:59,835 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 16 transitions, 79 flow [2021-03-25 14:43:59,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 131.0) internal successors, (524), 4 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:43:59,835 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:43:59,835 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:43:59,835 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 14:43:59,835 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:43:59,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:43:59,836 INFO L82 PathProgramCache]: Analyzing trace with hash 731317850, now seen corresponding path program 1 times [2021-03-25 14:43:59,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:43:59,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684003854] [2021-03-25 14:43:59,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:43:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:43:59,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:59,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 14:43:59,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:43:59,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 14:43:59,991 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.6 percent of original size [2021-03-25 14:43:59,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 14:44:00,058 INFO L142 QuantifierPusher]: treesize reduction 29, result has 65.1 percent of original size [2021-03-25 14:44:00,061 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.6 percent of original size 50 [2021-03-25 14:44:00,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:00,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 14:44:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:44:00,162 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684003854] [2021-03-25 14:44:00,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:44:00,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 14:44:00,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705516429] [2021-03-25 14:44:00,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 14:44:00,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:44:00,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 14:44:00,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 14:44:00,163 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 160 [2021-03-25 14:44:00,164 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 16 transitions, 79 flow. Second operand has 7 states, 7 states have (on average 102.28571428571429) internal successors, (716), 7 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:00,164 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:44:00,164 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 160 [2021-03-25 14:44:00,164 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:44:00,306 INFO L129 PetriNetUnfolder]: 5/39 cut-off events. [2021-03-25 14:44:00,306 INFO L130 PetriNetUnfolder]: For 74/80 co-relation queries the response was YES. [2021-03-25 14:44:00,306 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 39 events. 5/39 cut-off events. For 74/80 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 91 event pairs, 0 based on Foata normal form. 7/46 useless extension candidates. Maximal degree in co-relation 112. Up to 10 conditions per place. [2021-03-25 14:44:00,306 INFO L132 encePairwiseOnDemand]: 152/160 looper letters, 4 selfloop transitions, 10 changer transitions 1/23 dead transitions. [2021-03-25 14:44:00,306 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 23 transitions, 131 flow [2021-03-25 14:44:00,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 14:44:00,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 14:44:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 824 transitions. [2021-03-25 14:44:00,310 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.64375 [2021-03-25 14:44:00,310 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 824 transitions. [2021-03-25 14:44:00,310 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 824 transitions. [2021-03-25 14:44:00,310 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:44:00,310 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 824 transitions. [2021-03-25 14:44:00,312 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 103.0) internal successors, (824), 8 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:00,314 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 160.0) internal successors, (1440), 9 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:00,314 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 160.0) internal successors, (1440), 9 states have internal predecessors, (1440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:00,314 INFO L185 Difference]: Start difference. First operand has 34 places, 16 transitions, 79 flow. Second operand 8 states and 824 transitions. [2021-03-25 14:44:00,314 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 23 transitions, 131 flow [2021-03-25 14:44:00,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 23 transitions, 106 flow, removed 10 selfloop flow, removed 8 redundant places. [2021-03-25 14:44:00,315 INFO L241 Difference]: Finished difference. Result has 37 places, 22 transitions, 113 flow [2021-03-25 14:44:00,315 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=9, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=113, PETRI_PLACES=37, PETRI_TRANSITIONS=22} [2021-03-25 14:44:00,315 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -1 predicate places. [2021-03-25 14:44:00,316 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:44:00,316 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 22 transitions, 113 flow [2021-03-25 14:44:00,316 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 22 transitions, 113 flow [2021-03-25 14:44:00,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 22 transitions, 113 flow [2021-03-25 14:44:00,322 INFO L129 PetriNetUnfolder]: 4/28 cut-off events. [2021-03-25 14:44:00,322 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-03-25 14:44:00,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89 conditions, 28 events. 4/28 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 39 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 73. Up to 6 conditions per place. [2021-03-25 14:44:00,322 INFO L142 LiptonReduction]: Number of co-enabled transitions 16 [2021-03-25 14:44:00,927 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 160 [2021-03-25 14:44:01,087 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-03-25 14:44:02,617 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 329 DAG size of output: 227 [2021-03-25 14:44:02,942 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2021-03-25 14:44:03,264 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-25 14:44:03,431 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-25 14:44:04,767 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 269 DAG size of output: 211 [2021-03-25 14:44:05,297 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-03-25 14:44:08,210 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 377 DAG size of output: 313 [2021-03-25 14:44:09,336 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 305 [2021-03-25 14:44:10,727 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 269 DAG size of output: 211 [2021-03-25 14:44:11,952 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 204 DAG size of output: 203 [2021-03-25 14:44:15,333 WARN L205 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 377 DAG size of output: 312 [2021-03-25 14:44:16,727 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 304 [2021-03-25 14:44:18,425 WARN L205 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 332 DAG size of output: 261 [2021-03-25 14:44:19,031 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2021-03-25 14:44:22,389 WARN L205 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 480 DAG size of output: 401 [2021-03-25 14:44:23,819 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 385 [2021-03-25 14:44:26,769 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 327 DAG size of output: 285 [2021-03-25 14:44:27,589 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2021-03-25 14:44:32,130 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 492 DAG size of output: 442 [2021-03-25 14:44:34,240 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 427 [2021-03-25 14:44:34,245 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 14:44:34,245 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 14:44:34,245 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33929 [2021-03-25 14:44:34,245 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 21 transitions, 134 flow [2021-03-25 14:44:34,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 102.28571428571429) internal successors, (716), 7 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:34,246 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:44:34,246 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:44:34,246 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 14:44:34,246 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:44:34,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:44:34,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1756603603, now seen corresponding path program 1 times [2021-03-25 14:44:34,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:44:34,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757218867] [2021-03-25 14:44:34,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:44:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:44:34,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:34,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 14:44:34,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:34,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 14:44:34,346 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-25 14:44:34,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 14:44:34,377 INFO L142 QuantifierPusher]: treesize reduction 5, result has 85.7 percent of original size [2021-03-25 14:44:34,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 14:44:34,428 INFO L142 QuantifierPusher]: treesize reduction 18, result has 69.5 percent of original size [2021-03-25 14:44:34,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-25 14:44:34,493 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 14:44:34,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 14:44:34,536 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size [2021-03-25 14:44:34,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 14:44:34,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:44:34,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757218867] [2021-03-25 14:44:34,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:44:34,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 14:44:34,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053834414] [2021-03-25 14:44:34,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 14:44:34,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:44:34,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 14:44:34,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-25 14:44:34,587 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 166 [2021-03-25 14:44:34,588 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 21 transitions, 134 flow. Second operand has 8 states, 8 states have (on average 101.0) internal successors, (808), 8 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:34,588 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:44:34,588 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 166 [2021-03-25 14:44:34,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:44:34,942 INFO L129 PetriNetUnfolder]: 4/28 cut-off events. [2021-03-25 14:44:34,942 INFO L130 PetriNetUnfolder]: For 107/117 co-relation queries the response was YES. [2021-03-25 14:44:34,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114 conditions, 28 events. 4/28 cut-off events. For 107/117 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 68 event pairs, 0 based on Foata normal form. 7/35 useless extension candidates. Maximal degree in co-relation 96. Up to 8 conditions per place. [2021-03-25 14:44:34,942 INFO L132 encePairwiseOnDemand]: 156/166 looper letters, 3 selfloop transitions, 6 changer transitions 6/22 dead transitions. [2021-03-25 14:44:34,942 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 22 transitions, 170 flow [2021-03-25 14:44:34,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 14:44:34,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 14:44:34,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 815 transitions. [2021-03-25 14:44:34,946 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6137048192771084 [2021-03-25 14:44:34,946 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 815 transitions. [2021-03-25 14:44:34,946 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 815 transitions. [2021-03-25 14:44:34,947 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:44:34,947 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 815 transitions. [2021-03-25 14:44:34,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 101.875) internal successors, (815), 8 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:34,950 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 166.0) internal successors, (1494), 9 states have internal predecessors, (1494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:34,951 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 166.0) internal successors, (1494), 9 states have internal predecessors, (1494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:34,951 INFO L185 Difference]: Start difference. First operand has 36 places, 21 transitions, 134 flow. Second operand 8 states and 815 transitions. [2021-03-25 14:44:34,951 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 22 transitions, 170 flow [2021-03-25 14:44:34,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 22 transitions, 126 flow, removed 13 selfloop flow, removed 5 redundant places. [2021-03-25 14:44:34,952 INFO L241 Difference]: Finished difference. Result has 40 places, 16 transitions, 90 flow [2021-03-25 14:44:34,952 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=90, PETRI_PLACES=40, PETRI_TRANSITIONS=16} [2021-03-25 14:44:34,952 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, 2 predicate places. [2021-03-25 14:44:34,952 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:44:34,952 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 16 transitions, 90 flow [2021-03-25 14:44:34,953 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 16 transitions, 90 flow [2021-03-25 14:44:34,953 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 16 transitions, 90 flow [2021-03-25 14:44:34,957 INFO L129 PetriNetUnfolder]: 2/17 cut-off events. [2021-03-25 14:44:34,957 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-25 14:44:34,957 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 17 events. 2/17 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 16 event pairs, 0 based on Foata normal form. 0/17 useless extension candidates. Maximal degree in co-relation 46. Up to 5 conditions per place. [2021-03-25 14:44:34,957 INFO L142 LiptonReduction]: Number of co-enabled transitions 8 [2021-03-25 14:44:34,958 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 14:44:34,958 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:44:34,958 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6 [2021-03-25 14:44:34,958 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 16 transitions, 90 flow [2021-03-25 14:44:34,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 101.0) internal successors, (808), 8 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:34,959 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:44:34,959 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:44:34,959 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 14:44:34,959 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:44:34,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:44:34,959 INFO L82 PathProgramCache]: Analyzing trace with hash -178721757, now seen corresponding path program 1 times [2021-03-25 14:44:34,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:44:34,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724645957] [2021-03-25 14:44:34,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:44:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:44:35,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:35,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 14:44:35,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:35,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 14:44:35,084 INFO L142 QuantifierPusher]: treesize reduction 41, result has 69.4 percent of original size [2021-03-25 14:44:35,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 14:44:35,250 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2021-03-25 14:44:35,255 INFO L142 QuantifierPusher]: treesize reduction 48, result has 68.0 percent of original size [2021-03-25 14:44:35,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-25 14:44:35,399 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2021-03-25 14:44:35,402 INFO L142 QuantifierPusher]: treesize reduction 49, result has 31.9 percent of original size [2021-03-25 14:44:35,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 14:44:35,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:44:35,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724645957] [2021-03-25 14:44:35,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:44:35,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 14:44:35,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66116514] [2021-03-25 14:44:35,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 14:44:35,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:44:35,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 14:44:35,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-25 14:44:35,461 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 166 [2021-03-25 14:44:35,461 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 16 transitions, 90 flow. Second operand has 7 states, 7 states have (on average 96.85714285714286) internal successors, (678), 7 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:35,462 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:44:35,462 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 166 [2021-03-25 14:44:35,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:44:35,590 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2021-03-25 14:44:35,744 INFO L129 PetriNetUnfolder]: 2/20 cut-off events. [2021-03-25 14:44:35,744 INFO L130 PetriNetUnfolder]: For 63/67 co-relation queries the response was YES. [2021-03-25 14:44:35,745 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 20 events. 2/20 cut-off events. For 63/67 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 25 event pairs, 0 based on Foata normal form. 5/25 useless extension candidates. Maximal degree in co-relation 61. Up to 6 conditions per place. [2021-03-25 14:44:35,745 INFO L132 encePairwiseOnDemand]: 159/166 looper letters, 2 selfloop transitions, 4 changer transitions 3/16 dead transitions. [2021-03-25 14:44:35,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 16 transitions, 108 flow [2021-03-25 14:44:35,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 14:44:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 14:44:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 585 transitions. [2021-03-25 14:44:35,749 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5873493975903614 [2021-03-25 14:44:35,749 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 585 transitions. [2021-03-25 14:44:35,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 585 transitions. [2021-03-25 14:44:35,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:44:35,749 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 585 transitions. [2021-03-25 14:44:35,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 97.5) internal successors, (585), 6 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:35,751 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 166.0) internal successors, (1162), 7 states have internal predecessors, (1162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:35,752 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 166.0) internal successors, (1162), 7 states have internal predecessors, (1162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:35,752 INFO L185 Difference]: Start difference. First operand has 33 places, 16 transitions, 90 flow. Second operand 6 states and 585 transitions. [2021-03-25 14:44:35,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 16 transitions, 108 flow [2021-03-25 14:44:35,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 16 transitions, 88 flow, removed 3 selfloop flow, removed 7 redundant places. [2021-03-25 14:44:35,753 INFO L241 Difference]: Finished difference. Result has 32 places, 13 transitions, 65 flow [2021-03-25 14:44:35,753 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=65, PETRI_PLACES=32, PETRI_TRANSITIONS=13} [2021-03-25 14:44:35,753 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -6 predicate places. [2021-03-25 14:44:35,753 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:44:35,753 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 13 transitions, 65 flow [2021-03-25 14:44:35,753 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 13 transitions, 65 flow [2021-03-25 14:44:35,753 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 13 transitions, 65 flow [2021-03-25 14:44:35,756 INFO L129 PetriNetUnfolder]: 1/13 cut-off events. [2021-03-25 14:44:35,756 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-03-25 14:44:35,757 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 13 events. 1/13 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 5 event pairs, 0 based on Foata normal form. 0/13 useless extension candidates. Maximal degree in co-relation 31. Up to 4 conditions per place. [2021-03-25 14:44:35,757 INFO L142 LiptonReduction]: Number of co-enabled transitions 6 [2021-03-25 14:44:36,683 WARN L205 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-03-25 14:44:37,603 WARN L205 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2021-03-25 14:44:39,361 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 313 [2021-03-25 14:44:41,145 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 313 [2021-03-25 14:44:41,525 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2021-03-25 14:44:41,699 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-03-25 14:44:42,608 WARN L205 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2021-03-25 14:44:42,986 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-25 14:44:42,988 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-25 14:44:42,988 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 14:44:42,988 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7235 [2021-03-25 14:44:42,989 INFO L480 AbstractCegarLoop]: Abstraction has has 28 places, 13 transitions, 70 flow [2021-03-25 14:44:42,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 96.85714285714286) internal successors, (678), 7 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:42,989 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 14:44:42,989 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 14:44:42,989 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 14:44:42,989 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 14:44:42,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 14:44:42,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1610513979, now seen corresponding path program 1 times [2021-03-25 14:44:42,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 14:44:42,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229872858] [2021-03-25 14:44:42,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 14:44:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 14:44:43,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:43,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 14:44:43,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 14:44:43,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 14:44:43,103 INFO L142 QuantifierPusher]: treesize reduction 16, result has 54.3 percent of original size [2021-03-25 14:44:43,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 14:44:43,135 INFO L142 QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size [2021-03-25 14:44:43,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 14:44:43,182 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.3 percent of original size [2021-03-25 14:44:43,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 14:44:43,322 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2021-03-25 14:44:43,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 14:44:43,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229872858] [2021-03-25 14:44:43,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 14:44:43,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 14:44:43,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183839204] [2021-03-25 14:44:43,324 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 14:44:43,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 14:44:43,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 14:44:43,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-25 14:44:43,326 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 168 [2021-03-25 14:44:43,326 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 28 places, 13 transitions, 70 flow. Second operand has 7 states, 7 states have (on average 98.85714285714286) internal successors, (692), 7 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:43,326 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 14:44:43,326 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 168 [2021-03-25 14:44:43,326 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 14:44:43,655 INFO L129 PetriNetUnfolder]: 1/13 cut-off events. [2021-03-25 14:44:43,655 INFO L130 PetriNetUnfolder]: For 22/23 co-relation queries the response was YES. [2021-03-25 14:44:43,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52 conditions, 13 events. 1/13 cut-off events. For 22/23 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 10 event pairs, 0 based on Foata normal form. 2/15 useless extension candidates. Maximal degree in co-relation 45. Up to 6 conditions per place. [2021-03-25 14:44:43,655 INFO L132 encePairwiseOnDemand]: 162/168 looper letters, 0 selfloop transitions, 0 changer transitions 12/12 dead transitions. [2021-03-25 14:44:43,656 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 12 transitions, 76 flow [2021-03-25 14:44:43,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 14:44:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 14:44:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 596 transitions. [2021-03-25 14:44:43,660 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5912698412698413 [2021-03-25 14:44:43,660 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 596 transitions. [2021-03-25 14:44:43,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 596 transitions. [2021-03-25 14:44:43,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 14:44:43,660 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 596 transitions. [2021-03-25 14:44:43,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 99.33333333333333) internal successors, (596), 6 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:43,662 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 168.0) internal successors, (1176), 7 states have internal predecessors, (1176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:43,663 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 168.0) internal successors, (1176), 7 states have internal predecessors, (1176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:43,663 INFO L185 Difference]: Start difference. First operand has 28 places, 13 transitions, 70 flow. Second operand 6 states and 596 transitions. [2021-03-25 14:44:43,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 12 transitions, 76 flow [2021-03-25 14:44:43,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 26 places, 12 transitions, 59 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-03-25 14:44:43,663 INFO L241 Difference]: Finished difference. Result has 26 places, 0 transitions, 0 flow [2021-03-25 14:44:43,663 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=168, PETRI_DIFFERENCE_MINUEND_FLOW=45, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=12, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=26, PETRI_TRANSITIONS=0} [2021-03-25 14:44:43,664 INFO L343 CegarLoopForPetriNet]: 38 programPoint places, -12 predicate places. [2021-03-25 14:44:43,664 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 14:44:43,664 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 0 transitions, 0 flow [2021-03-25 14:44:43,664 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 0 transitions, 0 flow [2021-03-25 14:44:43,664 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-03-25 14:44:43,664 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-03-25 14:44:43,664 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 14:44:43,664 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-03-25 14:44:43,664 INFO L142 LiptonReduction]: Number of co-enabled transitions 0 [2021-03-25 14:44:43,664 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 14:44:43,665 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 14:44:43,665 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1 [2021-03-25 14:44:43,665 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-03-25 14:44:43,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 98.85714285714286) internal successors, (692), 7 states have internal predecessors, (692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 14:44:43,665 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 14:44:43,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 02:44:43 BasicIcfg [2021-03-25 14:44:43,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 14:44:43,669 INFO L168 Benchmark]: Toolchain (without parser) took 87949.92 ms. Allocated memory was 352.3 MB in the beginning and 1.1 GB in the end (delta: 765.5 MB). Free memory was 315.3 MB in the beginning and 618.7 MB in the end (delta: -303.4 MB). Peak memory consumption was 463.9 MB. Max. memory is 16.0 GB. [2021-03-25 14:44:43,669 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 352.3 MB. Free memory was 333.6 MB in the beginning and 333.5 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 14:44:43,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.17 ms. Allocated memory is still 352.3 MB. Free memory was 315.1 MB in the beginning and 308.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.0 GB. [2021-03-25 14:44:43,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.74 ms. Allocated memory is still 352.3 MB. Free memory was 308.8 MB in the beginning and 304.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-25 14:44:43,670 INFO L168 Benchmark]: Boogie Preprocessor took 55.74 ms. Allocated memory is still 352.3 MB. Free memory was 304.6 MB in the beginning and 301.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 14:44:43,670 INFO L168 Benchmark]: RCFGBuilder took 2963.06 ms. Allocated memory was 352.3 MB in the beginning and 474.0 MB in the end (delta: 121.6 MB). Free memory was 301.4 MB in the beginning and 335.7 MB in the end (delta: -34.2 MB). Peak memory consumption was 163.9 MB. Max. memory is 16.0 GB. [2021-03-25 14:44:43,670 INFO L168 Benchmark]: TraceAbstraction took 84221.63 ms. Allocated memory was 474.0 MB in the beginning and 1.1 GB in the end (delta: 643.8 MB). Free memory was 334.6 MB in the beginning and 618.7 MB in the end (delta: -284.1 MB). Peak memory consumption was 359.8 MB. Max. memory is 16.0 GB. [2021-03-25 14:44:43,671 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 352.3 MB. Free memory was 333.6 MB in the beginning and 333.5 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 605.17 ms. Allocated memory is still 352.3 MB. Free memory was 315.1 MB in the beginning and 308.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 93.74 ms. Allocated memory is still 352.3 MB. Free memory was 308.8 MB in the beginning and 304.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 55.74 ms. Allocated memory is still 352.3 MB. Free memory was 304.6 MB in the beginning and 301.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2963.06 ms. Allocated memory was 352.3 MB in the beginning and 474.0 MB in the end (delta: 121.6 MB). Free memory was 301.4 MB in the beginning and 335.7 MB in the end (delta: -34.2 MB). Peak memory consumption was 163.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 84221.63 ms. Allocated memory was 474.0 MB in the beginning and 1.1 GB in the end (delta: 643.8 MB). Free memory was 334.6 MB in the beginning and 618.7 MB in the end (delta: -284.1 MB). Peak memory consumption was 359.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5941.7ms, 88 PlacesBefore, 38 PlacesAfterwards, 83 TransitionsBefore, 32 TransitionsAfterwards, 1124 CoEnabledTransitionPairs, 5 FixpointIterations, 29 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 57 TotalNumberOfCompositions, 2573 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 895, positive: 800, positive conditional: 0, positive unconditional: 800, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 633, positive: 596, positive conditional: 0, positive unconditional: 596, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 633, positive: 596, positive conditional: 0, positive unconditional: 596, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 633, positive: 596, positive conditional: 0, positive unconditional: 596, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 803, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 803, negative conditional: 0, negative unconditional: 803, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 895, positive: 204, positive conditional: 0, positive unconditional: 204, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 633, unknown conditional: 0, unknown unconditional: 633] , Statistics on independence cache: Total cache size (in pairs): 91, Positive cache size: 66, Positive conditional cache size: 0, Positive unconditional cache size: 66, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6119.5ms, 36 PlacesBefore, 27 PlacesAfterwards, 29 TransitionsBefore, 20 TransitionsAfterwards, 278 CoEnabledTransitionPairs, 4 FixpointIterations, 5 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 10 TotalNumberOfCompositions, 1028 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 257, positive: 174, positive conditional: 0, positive unconditional: 174, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 84, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 84, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 585, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 582, negative conditional: 0, negative unconditional: 582, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 257, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 84, unknown conditional: 0, unknown unconditional: 84] , Statistics on independence cache: Total cache size (in pairs): 81, Positive cache size: 54, Positive conditional cache size: 0, Positive unconditional cache size: 54, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 430.9ms, 30 PlacesBefore, 26 PlacesAfterwards, 18 TransitionsBefore, 18 TransitionsAfterwards, 140 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 189 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 37, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 424, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 424, negative conditional: 0, negative unconditional: 424, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 37, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 13, unknown conditional: 0, unknown unconditional: 13] , Statistics on independence cache: Total cache size (in pairs): 94, Positive cache size: 56, Positive conditional cache size: 0, Positive unconditional cache size: 56, Negative cache size: 38, Negative conditional cache size: 0, Negative unconditional cache size: 38 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 37.3ms, 27 PlacesBefore, 27 PlacesAfterwards, 18 TransitionsBefore, 18 TransitionsAfterwards, 138 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 187 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 51, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 31, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 51, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 96, Positive cache size: 56, Positive conditional cache size: 0, Positive unconditional cache size: 56, Negative cache size: 40, Negative conditional cache size: 0, Negative unconditional cache size: 40 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 248.0ms, 33 PlacesBefore, 33 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 160 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 176 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 54, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 238, negative conditional: 0, negative unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 66, Positive conditional cache size: 0, Positive unconditional cache size: 66, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17828.5ms, 40 PlacesBefore, 40 PlacesAfterwards, 30 TransitionsBefore, 30 TransitionsAfterwards, 164 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 418 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 107, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 21, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 21, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 21, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 196, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 196, negative conditional: 0, negative unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 107, positive: 55, positive conditional: 0, positive unconditional: 55, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 21, unknown conditional: 0, unknown unconditional: 21] , Statistics on independence cache: Total cache size (in pairs): 108, Positive cache size: 78, Positive conditional cache size: 0, Positive unconditional cache size: 78, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 224.2ms, 48 PlacesBefore, 47 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 156 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 121 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 41, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 210, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 210, negative conditional: 0, negative unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 41, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 79, Positive conditional cache size: 0, Positive unconditional cache size: 79, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5429.6ms, 49 PlacesBefore, 43 PlacesAfterwards, 32 TransitionsBefore, 28 TransitionsAfterwards, 124 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 2 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 313 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 133, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 65, Positive cache size: 51, Positive conditional cache size: 0, Positive unconditional cache size: 51, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1128.0ms, 42 PlacesBefore, 34 PlacesAfterwards, 18 TransitionsBefore, 16 TransitionsAfterwards, 48 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 122 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 59, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 59, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 14, unknown conditional: 0, unknown unconditional: 14] , Statistics on independence cache: Total cache size (in pairs): 52, Positive cache size: 42, Positive conditional cache size: 0, Positive unconditional cache size: 42, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 33928.9ms, 37 PlacesBefore, 36 PlacesAfterwards, 22 TransitionsBefore, 21 TransitionsAfterwards, 16 CoEnabledTransitionPairs, 3 FixpointIterations, 4 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 16, Positive conditional cache size: 0, Positive unconditional cache size: 16, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5.0ms, 40 PlacesBefore, 33 PlacesAfterwards, 16 TransitionsBefore, 16 TransitionsAfterwards, 8 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 20, Positive cache size: 16, Positive conditional cache size: 0, Positive unconditional cache size: 16, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7234.8ms, 32 PlacesBefore, 28 PlacesAfterwards, 13 TransitionsBefore, 13 TransitionsAfterwards, 6 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.5ms, 26 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 9, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 84 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 5.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 84055.2ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2232.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6012.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 42 SDtfs, 9 SDslu, 8 SDs, 0 SdLazy, 341 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 681.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2388.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=178occurred in iteration=6, InterpolantAutomatonStates: 68, 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: 47.2ms SsaConstructionTime, 467.5ms SatisfiabilityAnalysisTime, 2462.1ms InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 137 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...