/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix050_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 10:12:52,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 10:12:52,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 10:12:52,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 10:12:52,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 10:12:52,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 10:12:52,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 10:12:52,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 10:12:52,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 10:12:52,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 10:12:52,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 10:12:52,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 10:12:52,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 10:12:52,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 10:12:52,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 10:12:52,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 10:12:52,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 10:12:52,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 10:12:52,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 10:12:52,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 10:12:52,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 10:12:52,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 10:12:52,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 10:12:52,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 10:12:52,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 10:12:52,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 10:12:52,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 10:12:52,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 10:12:52,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 10:12:52,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 10:12:52,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 10:12:52,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 10:12:52,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 10:12:52,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 10:12:52,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 10:12:52,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 10:12:52,631 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 10:12:52,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 10:12:52,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 10:12:52,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 10:12:52,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 10:12:52,662 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 10:12:52,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 10:12:52,662 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 10:12:52,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 10:12:52,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 10:12:52,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 10:12:52,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 10:12:52,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 10:12:52,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 10:12:52,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 10:12:52,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 10:12:52,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 10:12:52,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 10:12:52,665 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 10:12:52,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 10:12:52,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 10:12:52,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 10:12:52,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 10:12:52,944 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 10:12:52,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix050_tso.opt.i [2021-03-26 10:12:52,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250132097/780b4d69c5ae4631b20102a5abae1d2e/FLAG59cf81938 [2021-03-26 10:12:53,387 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 10:12:53,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix050_tso.opt.i [2021-03-26 10:12:53,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250132097/780b4d69c5ae4631b20102a5abae1d2e/FLAG59cf81938 [2021-03-26 10:12:53,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250132097/780b4d69c5ae4631b20102a5abae1d2e [2021-03-26 10:12:53,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 10:12:53,414 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 10:12:53,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 10:12:53,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 10:12:53,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 10:12:53,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41198de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53, skipping insertion in model container [2021-03-26 10:12:53,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 10:12:53,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 10:12:53,572 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/mix050_tso.opt.i[948,961] [2021-03-26 10:12:53,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 10:12:53,716 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 10:12:53,723 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/mix050_tso.opt.i[948,961] [2021-03-26 10:12:53,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 10:12:53,802 INFO L208 MainTranslator]: Completed translation [2021-03-26 10:12:53,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53 WrapperNode [2021-03-26 10:12:53,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 10:12:53,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 10:12:53,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 10:12:53,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 10:12:53,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 10:12:53,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 10:12:53,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 10:12:53,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 10:12:53,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (1/1) ... [2021-03-26 10:12:53,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 10:12:53,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 10:12:53,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 10:12:53,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 10:12:53,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (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 [2021-03-26 10:12:53,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 10:12:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 10:12:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 10:12:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 10:12:53,935 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 10:12:53,935 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 10:12:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 10:12:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 10:12:53,936 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 10:12:53,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 10:12:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-26 10:12:53,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-26 10:12:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 10:12:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 10:12:53,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 10:12:53,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 10:12:53,938 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 10:12:55,371 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 10:12:55,371 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 10:12:55,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 10:12:55 BoogieIcfgContainer [2021-03-26 10:12:55,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 10:12:55,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 10:12:55,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 10:12:55,376 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 10:12:55,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 10:12:53" (1/3) ... [2021-03-26 10:12:55,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad0871c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 10:12:55, skipping insertion in model container [2021-03-26 10:12:55,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:12:53" (2/3) ... [2021-03-26 10:12:55,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad0871c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 10:12:55, skipping insertion in model container [2021-03-26 10:12:55,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 10:12:55" (3/3) ... [2021-03-26 10:12:55,378 INFO L111 eAbstractionObserver]: Analyzing ICFG mix050_tso.opt.i [2021-03-26 10:12:55,382 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 10:12:55,386 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 10:12:55,386 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 10:12:55,413 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,414 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,415 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,416 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,417 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,418 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,423 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,424 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,425 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,426 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,427 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,427 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,427 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,427 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,427 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,427 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,428 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,428 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,429 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,430 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,431 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,432 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,433 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,434 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,437 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,437 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,438 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,438 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,438 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,439 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,440 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,441 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,441 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,442 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,443 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,444 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,445 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:12:55,445 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 10:12:55,458 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 10:12:55,471 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 10:12:55,471 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 10:12:55,471 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 10:12:55,471 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 10:12:55,471 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 10:12:55,471 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 10:12:55,471 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 10:12:55,471 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 10:12:55,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-03-26 10:12:55,504 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-26 10:12:55,505 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:12:55,508 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 89 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2021-03-26 10:12:55,508 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-03-26 10:12:55,511 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-03-26 10:12:55,513 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:12:55,521 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-03-26 10:12:55,523 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-03-26 10:12:55,524 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-03-26 10:12:55,538 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-26 10:12:55,538 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:12:55,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 91 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2021-03-26 10:12:55,541 INFO L142 LiptonReduction]: Number of co-enabled transitions 2672 [2021-03-26 10:12:56,784 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 10:12:57,128 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-26 10:12:57,275 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-26 10:12:58,466 INFO L154 LiptonReduction]: Checked pairs total: 4644 [2021-03-26 10:12:58,466 INFO L156 LiptonReduction]: Total number of compositions: 73 [2021-03-26 10:12:58,468 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2956 [2021-03-26 10:12:58,474 INFO L129 PetriNetUnfolder]: 0/15 cut-off events. [2021-03-26 10:12:58,474 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:12:58,474 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:12:58,475 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:12:58,475 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:12:58,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:12:58,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1300694559, now seen corresponding path program 1 times [2021-03-26 10:12:58,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:12:58,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741706711] [2021-03-26 10:12:58,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:12:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:12:58,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:12:58,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:12:58,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:12:58,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:12:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:12:58,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741706711] [2021-03-26 10:12:58,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:12:58,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 10:12:58,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111407437] [2021-03-26 10:12:58,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 10:12:58,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:12:58,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 10:12:58,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 10:12:58,768 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 190 [2021-03-26 10:12:58,772 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 47 transitions, 106 flow. Second operand has 3 states, 3 states have (on average 169.66666666666666) internal successors, (509), 3 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:12:58,772 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:12:58,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 190 [2021-03-26 10:12:58,774 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:12:58,897 INFO L129 PetriNetUnfolder]: 133/369 cut-off events. [2021-03-26 10:12:58,897 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:12:58,900 INFO L84 FinitePrefix]: Finished finitePrefix Result has 588 conditions, 369 events. 133/369 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 2083 event pairs, 110 based on Foata normal form. 32/374 useless extension candidates. Maximal degree in co-relation 566. Up to 153 conditions per place. [2021-03-26 10:12:58,903 INFO L132 encePairwiseOnDemand]: 186/190 looper letters, 11 selfloop transitions, 2 changer transitions 0/49 dead transitions. [2021-03-26 10:12:58,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 49 transitions, 136 flow [2021-03-26 10:12:58,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 10:12:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 10:12:58,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 523 transitions. [2021-03-26 10:12:58,919 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9175438596491228 [2021-03-26 10:12:58,920 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 523 transitions. [2021-03-26 10:12:58,920 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 523 transitions. [2021-03-26 10:12:58,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:12:58,925 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 523 transitions. [2021-03-26 10:12:58,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 174.33333333333334) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:12:58,939 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 190.0) internal successors, (760), 4 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:12:58,940 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 190.0) internal successors, (760), 4 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:12:58,941 INFO L185 Difference]: Start difference. First operand has 59 places, 47 transitions, 106 flow. Second operand 3 states and 523 transitions. [2021-03-26 10:12:58,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 49 transitions, 136 flow [2021-03-26 10:12:58,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 49 transitions, 132 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 10:12:58,945 INFO L241 Difference]: Finished difference. Result has 55 places, 44 transitions, 100 flow [2021-03-26 10:12:58,946 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=100, PETRI_PLACES=55, PETRI_TRANSITIONS=44} [2021-03-26 10:12:58,947 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -4 predicate places. [2021-03-26 10:12:58,947 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:12:58,947 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 44 transitions, 100 flow [2021-03-26 10:12:58,947 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 44 transitions, 100 flow [2021-03-26 10:12:58,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 44 transitions, 100 flow [2021-03-26 10:12:58,951 INFO L129 PetriNetUnfolder]: 0/44 cut-off events. [2021-03-26 10:12:58,951 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:12:58,951 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 44 events. 0/44 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 59 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 10:12:58,952 INFO L142 LiptonReduction]: Number of co-enabled transitions 576 [2021-03-26 10:13:00,043 INFO L154 LiptonReduction]: Checked pairs total: 2472 [2021-03-26 10:13:00,044 INFO L156 LiptonReduction]: Total number of compositions: 13 [2021-03-26 10:13:00,044 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1097 [2021-03-26 10:13:00,045 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 74 flow [2021-03-26 10:13:00,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 169.66666666666666) internal successors, (509), 3 states have internal predecessors, (509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:00,046 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:00,046 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:00,046 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 10:13:00,046 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:00,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:00,047 INFO L82 PathProgramCache]: Analyzing trace with hash 961293898, now seen corresponding path program 1 times [2021-03-26 10:13:00,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:00,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962976962] [2021-03-26 10:13:00,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:00,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:00,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:00,194 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 10:13:00,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 10:13:00,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:00,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:00,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:00,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962976962] [2021-03-26 10:13:00,201 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:00,201 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:13:00,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454472140] [2021-03-26 10:13:00,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:13:00,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:00,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:13:00,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:13:00,210 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 203 [2021-03-26 10:13:00,211 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 31 transitions, 74 flow. Second operand has 4 states, 4 states have (on average 172.75) internal successors, (691), 4 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:00,211 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:00,211 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 203 [2021-03-26 10:13:00,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:00,263 INFO L129 PetriNetUnfolder]: 122/251 cut-off events. [2021-03-26 10:13:00,263 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:13:00,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 464 conditions, 251 events. 122/251 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1172 event pairs, 63 based on Foata normal form. 16/231 useless extension candidates. Maximal degree in co-relation 453. Up to 166 conditions per place. [2021-03-26 10:13:00,264 INFO L132 encePairwiseOnDemand]: 196/203 looper letters, 6 selfloop transitions, 5 changer transitions 11/45 dead transitions. [2021-03-26 10:13:00,264 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 45 transitions, 146 flow [2021-03-26 10:13:00,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 10:13:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 10:13:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 884 transitions. [2021-03-26 10:13:00,266 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.870935960591133 [2021-03-26 10:13:00,266 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 884 transitions. [2021-03-26 10:13:00,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 884 transitions. [2021-03-26 10:13:00,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:00,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 884 transitions. [2021-03-26 10:13:00,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 176.8) internal successors, (884), 5 states have internal predecessors, (884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:00,271 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 203.0) internal successors, (1218), 6 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:00,271 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 203.0) internal successors, (1218), 6 states have internal predecessors, (1218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:00,271 INFO L185 Difference]: Start difference. First operand has 42 places, 31 transitions, 74 flow. Second operand 5 states and 884 transitions. [2021-03-26 10:13:00,272 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 45 transitions, 146 flow [2021-03-26 10:13:00,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 45 transitions, 142 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:13:00,273 INFO L241 Difference]: Finished difference. Result has 47 places, 34 transitions, 113 flow [2021-03-26 10:13:00,273 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=203, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=113, PETRI_PLACES=47, PETRI_TRANSITIONS=34} [2021-03-26 10:13:00,273 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -12 predicate places. [2021-03-26 10:13:00,273 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:00,273 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 34 transitions, 113 flow [2021-03-26 10:13:00,274 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 34 transitions, 113 flow [2021-03-26 10:13:00,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 34 transitions, 113 flow [2021-03-26 10:13:00,287 INFO L129 PetriNetUnfolder]: 73/170 cut-off events. [2021-03-26 10:13:00,287 INFO L130 PetriNetUnfolder]: For 71/71 co-relation queries the response was YES. [2021-03-26 10:13:00,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 405 conditions, 170 events. 73/170 cut-off events. For 71/71 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 725 event pairs, 40 based on Foata normal form. 0/152 useless extension candidates. Maximal degree in co-relation 393. Up to 104 conditions per place. [2021-03-26 10:13:00,290 INFO L142 LiptonReduction]: Number of co-enabled transitions 480 [2021-03-26 10:13:00,852 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-26 10:13:00,964 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 10:13:01,272 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-26 10:13:01,385 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 10:13:01,390 INFO L154 LiptonReduction]: Checked pairs total: 1389 [2021-03-26 10:13:01,390 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:13:01,391 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1118 [2021-03-26 10:13:01,391 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 32 transitions, 109 flow [2021-03-26 10:13:01,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 172.75) internal successors, (691), 4 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,392 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:01,392 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:01,392 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 10:13:01,392 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:01,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:01,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1958758940, now seen corresponding path program 1 times [2021-03-26 10:13:01,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:01,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175091323] [2021-03-26 10:13:01,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:01,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,454 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 10:13:01,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 10:13:01,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:01,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175091323] [2021-03-26 10:13:01,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:01,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 10:13:01,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137279387] [2021-03-26 10:13:01,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 10:13:01,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:01,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 10:13:01,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 10:13:01,462 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 10:13:01,463 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 32 transitions, 109 flow. Second operand has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,463 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:01,463 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 10:13:01,463 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:01,517 INFO L129 PetriNetUnfolder]: 66/160 cut-off events. [2021-03-26 10:13:01,517 INFO L130 PetriNetUnfolder]: For 100/124 co-relation queries the response was YES. [2021-03-26 10:13:01,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 515 conditions, 160 events. 66/160 cut-off events. For 100/124 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 623 event pairs, 14 based on Foata normal form. 22/167 useless extension candidates. Maximal degree in co-relation 503. Up to 108 conditions per place. [2021-03-26 10:13:01,518 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 6 selfloop transitions, 9 changer transitions 9/45 dead transitions. [2021-03-26 10:13:01,518 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 45 transitions, 233 flow [2021-03-26 10:13:01,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 10:13:01,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 10:13:01,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1064 transitions. [2021-03-26 10:13:01,520 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.865040650406504 [2021-03-26 10:13:01,521 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1064 transitions. [2021-03-26 10:13:01,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1064 transitions. [2021-03-26 10:13:01,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:01,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1064 transitions. [2021-03-26 10:13:01,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 177.33333333333334) internal successors, (1064), 6 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) [2021-03-26 10:13:01,525 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 205.0) internal successors, (1435), 7 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,525 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 205.0) internal successors, (1435), 7 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,525 INFO L185 Difference]: Start difference. First operand has 42 places, 32 transitions, 109 flow. Second operand 6 states and 1064 transitions. [2021-03-26 10:13:01,526 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 45 transitions, 233 flow [2021-03-26 10:13:01,528 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 45 transitions, 226 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 10:13:01,529 INFO L241 Difference]: Finished difference. Result has 48 places, 36 transitions, 174 flow [2021-03-26 10:13:01,529 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=174, PETRI_PLACES=48, PETRI_TRANSITIONS=36} [2021-03-26 10:13:01,529 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -11 predicate places. [2021-03-26 10:13:01,530 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:01,530 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 36 transitions, 174 flow [2021-03-26 10:13:01,530 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 36 transitions, 174 flow [2021-03-26 10:13:01,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 36 transitions, 174 flow [2021-03-26 10:13:01,547 INFO L129 PetriNetUnfolder]: 49/128 cut-off events. [2021-03-26 10:13:01,547 INFO L130 PetriNetUnfolder]: For 183/198 co-relation queries the response was YES. [2021-03-26 10:13:01,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 128 events. 49/128 cut-off events. For 183/198 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 496 event pairs, 13 based on Foata normal form. 4/118 useless extension candidates. Maximal degree in co-relation 435. Up to 76 conditions per place. [2021-03-26 10:13:01,548 INFO L142 LiptonReduction]: Number of co-enabled transitions 564 [2021-03-26 10:13:01,555 INFO L154 LiptonReduction]: Checked pairs total: 570 [2021-03-26 10:13:01,556 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:13:01,556 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-03-26 10:13:01,558 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 36 transitions, 174 flow [2021-03-26 10:13:01,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 173.8) internal successors, (869), 5 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,559 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:01,560 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:01,565 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 10:13:01,565 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:01,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:01,568 INFO L82 PathProgramCache]: Analyzing trace with hash -205500053, now seen corresponding path program 1 times [2021-03-26 10:13:01,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:01,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893109829] [2021-03-26 10:13:01,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:01,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,688 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 10:13:01,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 10:13:01,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:01,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893109829] [2021-03-26 10:13:01,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:01,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:13:01,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428295031] [2021-03-26 10:13:01,697 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 10:13:01,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:01,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 10:13:01,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 10:13:01,699 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 10:13:01,700 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 36 transitions, 174 flow. Second operand has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,700 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:01,700 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 10:13:01,700 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:01,754 INFO L129 PetriNetUnfolder]: 36/102 cut-off events. [2021-03-26 10:13:01,754 INFO L130 PetriNetUnfolder]: For 194/248 co-relation queries the response was YES. [2021-03-26 10:13:01,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 446 conditions, 102 events. 36/102 cut-off events. For 194/248 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 311 event pairs, 2 based on Foata normal form. 25/119 useless extension candidates. Maximal degree in co-relation 431. Up to 68 conditions per place. [2021-03-26 10:13:01,755 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 6 selfloop transitions, 13 changer transitions 9/49 dead transitions. [2021-03-26 10:13:01,755 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 49 transitions, 356 flow [2021-03-26 10:13:01,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:13:01,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:13:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1241 transitions. [2021-03-26 10:13:01,758 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.864808362369338 [2021-03-26 10:13:01,758 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1241 transitions. [2021-03-26 10:13:01,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1241 transitions. [2021-03-26 10:13:01,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:01,759 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1241 transitions. [2021-03-26 10:13:01,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 177.28571428571428) internal successors, (1241), 7 states have internal predecessors, (1241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,766 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 205.0) internal successors, (1640), 8 states have internal predecessors, (1640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,767 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 205.0) internal successors, (1640), 8 states have internal predecessors, (1640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,767 INFO L185 Difference]: Start difference. First operand has 46 places, 36 transitions, 174 flow. Second operand 7 states and 1241 transitions. [2021-03-26 10:13:01,767 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 49 transitions, 356 flow [2021-03-26 10:13:01,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 49 transitions, 294 flow, removed 26 selfloop flow, removed 4 redundant places. [2021-03-26 10:13:01,771 INFO L241 Difference]: Finished difference. Result has 51 places, 40 transitions, 224 flow [2021-03-26 10:13:01,772 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=136, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=224, PETRI_PLACES=51, PETRI_TRANSITIONS=40} [2021-03-26 10:13:01,772 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -8 predicate places. [2021-03-26 10:13:01,772 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:01,772 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 40 transitions, 224 flow [2021-03-26 10:13:01,772 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 40 transitions, 224 flow [2021-03-26 10:13:01,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 40 transitions, 224 flow [2021-03-26 10:13:01,787 INFO L129 PetriNetUnfolder]: 25/80 cut-off events. [2021-03-26 10:13:01,787 INFO L130 PetriNetUnfolder]: For 135/151 co-relation queries the response was YES. [2021-03-26 10:13:01,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 284 conditions, 80 events. 25/80 cut-off events. For 135/151 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 216 event pairs, 2 based on Foata normal form. 4/76 useless extension candidates. Maximal degree in co-relation 270. Up to 42 conditions per place. [2021-03-26 10:13:01,788 INFO L142 LiptonReduction]: Number of co-enabled transitions 564 [2021-03-26 10:13:01,792 INFO L154 LiptonReduction]: Checked pairs total: 658 [2021-03-26 10:13:01,792 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:13:01,792 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20 [2021-03-26 10:13:01,796 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 40 transitions, 224 flow [2021-03-26 10:13:01,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 173.83333333333334) internal successors, (1043), 6 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,798 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:01,798 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:01,798 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 10:13:01,798 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:01,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:01,798 INFO L82 PathProgramCache]: Analyzing trace with hash 165389404, now seen corresponding path program 1 times [2021-03-26 10:13:01,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:01,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260929083] [2021-03-26 10:13:01,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:01,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:01,908 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 10:13:01,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 10:13:01,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:01,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:01,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260929083] [2021-03-26 10:13:01,915 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:01,915 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:13:01,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951139994] [2021-03-26 10:13:01,916 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:13:01,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:01,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:13:01,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:13:01,917 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 205 [2021-03-26 10:13:01,918 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 40 transitions, 224 flow. Second operand has 7 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,918 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:01,918 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 205 [2021-03-26 10:13:01,918 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:01,978 INFO L129 PetriNetUnfolder]: 20/64 cut-off events. [2021-03-26 10:13:01,979 INFO L130 PetriNetUnfolder]: For 145/199 co-relation queries the response was YES. [2021-03-26 10:13:01,979 INFO L84 FinitePrefix]: Finished finitePrefix Result has 280 conditions, 64 events. 20/64 cut-off events. For 145/199 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 140 event pairs, 0 based on Foata normal form. 19/79 useless extension candidates. Maximal degree in co-relation 264. Up to 38 conditions per place. [2021-03-26 10:13:01,980 INFO L132 encePairwiseOnDemand]: 198/205 looper letters, 2 selfloop transitions, 17 changer transitions 6/45 dead transitions. [2021-03-26 10:13:01,980 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 45 transitions, 328 flow [2021-03-26 10:13:01,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 10:13:01,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 10:13:01,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1410 transitions. [2021-03-26 10:13:01,983 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8597560975609756 [2021-03-26 10:13:01,984 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1410 transitions. [2021-03-26 10:13:01,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1410 transitions. [2021-03-26 10:13:01,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:01,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1410 transitions. [2021-03-26 10:13:01,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 176.25) internal successors, (1410), 8 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,988 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 205.0) internal successors, (1845), 9 states have internal predecessors, (1845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,989 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 205.0) internal successors, (1845), 9 states have internal predecessors, (1845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:01,989 INFO L185 Difference]: Start difference. First operand has 49 places, 40 transitions, 224 flow. Second operand 8 states and 1410 transitions. [2021-03-26 10:13:01,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 45 transitions, 328 flow [2021-03-26 10:13:01,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 45 transitions, 266 flow, removed 22 selfloop flow, removed 5 redundant places. [2021-03-26 10:13:01,992 INFO L241 Difference]: Finished difference. Result has 54 places, 39 transitions, 216 flow [2021-03-26 10:13:01,992 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=216, PETRI_PLACES=54, PETRI_TRANSITIONS=39} [2021-03-26 10:13:01,992 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -5 predicate places. [2021-03-26 10:13:01,992 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:01,992 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 39 transitions, 216 flow [2021-03-26 10:13:01,993 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 39 transitions, 216 flow [2021-03-26 10:13:01,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 39 transitions, 216 flow [2021-03-26 10:13:02,000 INFO L129 PetriNetUnfolder]: 17/55 cut-off events. [2021-03-26 10:13:02,000 INFO L130 PetriNetUnfolder]: For 75/85 co-relation queries the response was YES. [2021-03-26 10:13:02,000 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 55 events. 17/55 cut-off events. For 75/85 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 107 event pairs, 0 based on Foata normal form. 1/53 useless extension candidates. Maximal degree in co-relation 163. Up to 18 conditions per place. [2021-03-26 10:13:02,001 INFO L142 LiptonReduction]: Number of co-enabled transitions 452 [2021-03-26 10:13:02,255 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-03-26 10:13:02,612 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-03-26 10:13:02,720 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-03-26 10:13:02,729 INFO L154 LiptonReduction]: Checked pairs total: 1656 [2021-03-26 10:13:02,729 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:13:02,729 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 737 [2021-03-26 10:13:02,729 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 37 transitions, 212 flow [2021-03-26 10:13:02,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 173.85714285714286) internal successors, (1217), 7 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:02,730 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:02,730 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:02,730 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 10:13:02,730 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:02,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:02,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1956811182, now seen corresponding path program 1 times [2021-03-26 10:13:02,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:02,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170560399] [2021-03-26 10:13:02,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:02,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:02,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:02,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:02,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:02,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:02,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:02,783 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-26 10:13:02,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 10:13:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:02,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170560399] [2021-03-26 10:13:02,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:02,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 10:13:02,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495988473] [2021-03-26 10:13:02,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 10:13:02,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:02,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 10:13:02,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 10:13:02,793 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 207 [2021-03-26 10:13:02,793 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 37 transitions, 212 flow. Second operand has 5 states, 5 states have (on average 169.4) internal successors, (847), 5 states have internal predecessors, (847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:02,793 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:02,793 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 207 [2021-03-26 10:13:02,793 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:02,866 INFO L129 PetriNetUnfolder]: 94/227 cut-off events. [2021-03-26 10:13:02,867 INFO L130 PetriNetUnfolder]: For 324/394 co-relation queries the response was YES. [2021-03-26 10:13:02,868 INFO L84 FinitePrefix]: Finished finitePrefix Result has 689 conditions, 227 events. 94/227 cut-off events. For 324/394 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1183 event pairs, 5 based on Foata normal form. 19/224 useless extension candidates. Maximal degree in co-relation 672. Up to 68 conditions per place. [2021-03-26 10:13:02,868 INFO L132 encePairwiseOnDemand]: 204/207 looper letters, 11 selfloop transitions, 2 changer transitions 0/43 dead transitions. [2021-03-26 10:13:02,868 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 43 transitions, 250 flow [2021-03-26 10:13:02,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:13:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:13:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 686 transitions. [2021-03-26 10:13:02,870 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8285024154589372 [2021-03-26 10:13:02,870 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 686 transitions. [2021-03-26 10:13:02,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 686 transitions. [2021-03-26 10:13:02,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:02,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 686 transitions. [2021-03-26 10:13:02,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 171.5) internal successors, (686), 4 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:02,873 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:02,873 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:02,873 INFO L185 Difference]: Start difference. First operand has 49 places, 37 transitions, 212 flow. Second operand 4 states and 686 transitions. [2021-03-26 10:13:02,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 43 transitions, 250 flow [2021-03-26 10:13:02,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 43 transitions, 186 flow, removed 19 selfloop flow, removed 7 redundant places. [2021-03-26 10:13:02,876 INFO L241 Difference]: Finished difference. Result has 47 places, 38 transitions, 161 flow [2021-03-26 10:13:02,877 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=161, PETRI_PLACES=47, PETRI_TRANSITIONS=38} [2021-03-26 10:13:02,877 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -12 predicate places. [2021-03-26 10:13:02,877 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:02,877 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 38 transitions, 161 flow [2021-03-26 10:13:02,877 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 38 transitions, 161 flow [2021-03-26 10:13:02,877 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 38 transitions, 161 flow [2021-03-26 10:13:02,883 INFO L129 PetriNetUnfolder]: 33/86 cut-off events. [2021-03-26 10:13:02,883 INFO L130 PetriNetUnfolder]: For 67/68 co-relation queries the response was YES. [2021-03-26 10:13:02,884 INFO L84 FinitePrefix]: Finished finitePrefix Result has 225 conditions, 86 events. 33/86 cut-off events. For 67/68 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 279 event pairs, 0 based on Foata normal form. 1/75 useless extension candidates. Maximal degree in co-relation 212. Up to 26 conditions per place. [2021-03-26 10:13:02,884 INFO L142 LiptonReduction]: Number of co-enabled transitions 478 [2021-03-26 10:13:02,887 INFO L154 LiptonReduction]: Checked pairs total: 521 [2021-03-26 10:13:02,887 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:13:02,887 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10 [2021-03-26 10:13:02,887 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 38 transitions, 161 flow [2021-03-26 10:13:02,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 169.4) internal successors, (847), 5 states have internal predecessors, (847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:02,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:02,888 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:02,888 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 10:13:02,888 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:02,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:02,888 INFO L82 PathProgramCache]: Analyzing trace with hash -2014799285, now seen corresponding path program 1 times [2021-03-26 10:13:02,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:02,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861443327] [2021-03-26 10:13:02,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:02,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:02,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:02,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:02,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:02,992 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-03-26 10:13:02,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 10:13:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:03,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861443327] [2021-03-26 10:13:03,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:03,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:13:03,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987495007] [2021-03-26 10:13:03,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:13:03,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:03,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:13:03,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:13:03,003 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 207 [2021-03-26 10:13:03,004 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 38 transitions, 161 flow. Second operand has 4 states, 4 states have (on average 170.75) internal successors, (683), 4 states have internal predecessors, (683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,004 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:03,004 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 207 [2021-03-26 10:13:03,004 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:03,059 INFO L129 PetriNetUnfolder]: 156/364 cut-off events. [2021-03-26 10:13:03,060 INFO L130 PetriNetUnfolder]: For 435/483 co-relation queries the response was YES. [2021-03-26 10:13:03,061 INFO L84 FinitePrefix]: Finished finitePrefix Result has 950 conditions, 364 events. 156/364 cut-off events. For 435/483 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 2053 event pairs, 7 based on Foata normal form. 22/357 useless extension candidates. Maximal degree in co-relation 935. Up to 100 conditions per place. [2021-03-26 10:13:03,062 INFO L132 encePairwiseOnDemand]: 201/207 looper letters, 9 selfloop transitions, 5 changer transitions 1/45 dead transitions. [2021-03-26 10:13:03,062 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 45 transitions, 215 flow [2021-03-26 10:13:03,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:13:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:13:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 690 transitions. [2021-03-26 10:13:03,063 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2021-03-26 10:13:03,063 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 690 transitions. [2021-03-26 10:13:03,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 690 transitions. [2021-03-26 10:13:03,063 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:03,064 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 690 transitions. [2021-03-26 10:13:03,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.5) internal successors, (690), 4 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,066 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,066 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,066 INFO L185 Difference]: Start difference. First operand has 47 places, 38 transitions, 161 flow. Second operand 4 states and 690 transitions. [2021-03-26 10:13:03,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 45 transitions, 215 flow [2021-03-26 10:13:03,069 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 45 transitions, 214 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 10:13:03,071 INFO L241 Difference]: Finished difference. Result has 51 places, 42 transitions, 201 flow [2021-03-26 10:13:03,071 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=201, PETRI_PLACES=51, PETRI_TRANSITIONS=42} [2021-03-26 10:13:03,071 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -8 predicate places. [2021-03-26 10:13:03,072 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:03,072 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 42 transitions, 201 flow [2021-03-26 10:13:03,072 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 42 transitions, 201 flow [2021-03-26 10:13:03,072 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 42 transitions, 201 flow [2021-03-26 10:13:03,092 INFO L129 PetriNetUnfolder]: 144/338 cut-off events. [2021-03-26 10:13:03,093 INFO L130 PetriNetUnfolder]: For 333/358 co-relation queries the response was YES. [2021-03-26 10:13:03,094 INFO L84 FinitePrefix]: Finished finitePrefix Result has 922 conditions, 338 events. 144/338 cut-off events. For 333/358 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1966 event pairs, 11 based on Foata normal form. 9/313 useless extension candidates. Maximal degree in co-relation 907. Up to 106 conditions per place. [2021-03-26 10:13:03,096 INFO L142 LiptonReduction]: Number of co-enabled transitions 576 [2021-03-26 10:13:03,117 INFO L154 LiptonReduction]: Checked pairs total: 444 [2021-03-26 10:13:03,117 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:13:03,117 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45 [2021-03-26 10:13:03,119 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 42 transitions, 201 flow [2021-03-26 10:13:03,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 170.75) internal successors, (683), 4 states have internal predecessors, (683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,119 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:03,119 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:03,119 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 10:13:03,119 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:03,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:03,119 INFO L82 PathProgramCache]: Analyzing trace with hash -1412487101, now seen corresponding path program 2 times [2021-03-26 10:13:03,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:03,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197063948] [2021-03-26 10:13:03,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:03,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:03,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:13:03,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:03,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:03,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:03,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:03,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197063948] [2021-03-26 10:13:03,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:03,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:13:03,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824234167] [2021-03-26 10:13:03,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:13:03,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:03,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:13:03,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:13:03,182 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 207 [2021-03-26 10:13:03,182 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 42 transitions, 201 flow. Second operand has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,182 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:03,182 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 207 [2021-03-26 10:13:03,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:03,228 INFO L129 PetriNetUnfolder]: 241/542 cut-off events. [2021-03-26 10:13:03,228 INFO L130 PetriNetUnfolder]: For 803/897 co-relation queries the response was YES. [2021-03-26 10:13:03,230 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1513 conditions, 542 events. 241/542 cut-off events. For 803/897 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 3460 event pairs, 15 based on Foata normal form. 21/496 useless extension candidates. Maximal degree in co-relation 1496. Up to 170 conditions per place. [2021-03-26 10:13:03,231 INFO L132 encePairwiseOnDemand]: 204/207 looper letters, 4 selfloop transitions, 3 changer transitions 2/44 dead transitions. [2021-03-26 10:13:03,231 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 44 transitions, 225 flow [2021-03-26 10:13:03,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:13:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:13:03,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 714 transitions. [2021-03-26 10:13:03,233 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8623188405797102 [2021-03-26 10:13:03,233 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 714 transitions. [2021-03-26 10:13:03,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 714 transitions. [2021-03-26 10:13:03,233 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:03,233 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 714 transitions. [2021-03-26 10:13:03,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 178.5) internal successors, (714), 4 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,235 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,236 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 207.0) internal successors, (1035), 5 states have internal predecessors, (1035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,236 INFO L185 Difference]: Start difference. First operand has 51 places, 42 transitions, 201 flow. Second operand 4 states and 714 transitions. [2021-03-26 10:13:03,236 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 44 transitions, 225 flow [2021-03-26 10:13:03,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 44 transitions, 224 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 10:13:03,243 INFO L241 Difference]: Finished difference. Result has 55 places, 42 transitions, 209 flow [2021-03-26 10:13:03,243 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=209, PETRI_PLACES=55, PETRI_TRANSITIONS=42} [2021-03-26 10:13:03,243 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, -4 predicate places. [2021-03-26 10:13:03,243 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:03,243 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 42 transitions, 209 flow [2021-03-26 10:13:03,244 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 42 transitions, 209 flow [2021-03-26 10:13:03,244 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 42 transitions, 209 flow [2021-03-26 10:13:03,263 INFO L129 PetriNetUnfolder]: 126/313 cut-off events. [2021-03-26 10:13:03,263 INFO L130 PetriNetUnfolder]: For 348/378 co-relation queries the response was YES. [2021-03-26 10:13:03,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 870 conditions, 313 events. 126/313 cut-off events. For 348/378 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 1873 event pairs, 3 based on Foata normal form. 9/288 useless extension candidates. Maximal degree in co-relation 853. Up to 100 conditions per place. [2021-03-26 10:13:03,266 INFO L142 LiptonReduction]: Number of co-enabled transitions 536 [2021-03-26 10:13:03,353 INFO L154 LiptonReduction]: Checked pairs total: 739 [2021-03-26 10:13:03,353 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 10:13:03,353 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 110 [2021-03-26 10:13:03,353 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 41 transitions, 211 flow [2021-03-26 10:13:03,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,354 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:03,354 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:03,354 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 10:13:03,354 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:03,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:03,354 INFO L82 PathProgramCache]: Analyzing trace with hash -606315221, now seen corresponding path program 3 times [2021-03-26 10:13:03,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:03,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315695678] [2021-03-26 10:13:03,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:03,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:03,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:13:03,452 INFO L142 QuantifierPusher]: treesize reduction 14, result has 81.1 percent of original size [2021-03-26 10:13:03,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 10:13:03,478 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-03-26 10:13:03,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 10:13:03,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:03,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 10:13:03,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:03,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 10:13:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:03,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315695678] [2021-03-26 10:13:03,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:03,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:13:03,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655813338] [2021-03-26 10:13:03,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:13:03,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:03,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:13:03,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:13:03,504 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 154 out of 210 [2021-03-26 10:13:03,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 41 transitions, 211 flow. Second operand has 7 states, 7 states have (on average 155.14285714285714) internal successors, (1086), 7 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:03,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 154 of 210 [2021-03-26 10:13:03,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:03,772 INFO L129 PetriNetUnfolder]: 776/1689 cut-off events. [2021-03-26 10:13:03,772 INFO L130 PetriNetUnfolder]: For 2236/2580 co-relation queries the response was YES. [2021-03-26 10:13:03,778 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4615 conditions, 1689 events. 776/1689 cut-off events. For 2236/2580 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 13236 event pairs, 37 based on Foata normal form. 98/1653 useless extension candidates. Maximal degree in co-relation 4596. Up to 484 conditions per place. [2021-03-26 10:13:03,782 INFO L132 encePairwiseOnDemand]: 202/210 looper letters, 18 selfloop transitions, 12 changer transitions 2/64 dead transitions. [2021-03-26 10:13:03,782 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 64 transitions, 339 flow [2021-03-26 10:13:03,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:13:03,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:13:03,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1107 transitions. [2021-03-26 10:13:03,784 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.753061224489796 [2021-03-26 10:13:03,785 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1107 transitions. [2021-03-26 10:13:03,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1107 transitions. [2021-03-26 10:13:03,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:03,785 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1107 transitions. [2021-03-26 10:13:03,787 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 158.14285714285714) internal successors, (1107), 7 states have internal predecessors, (1107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,789 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,789 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,789 INFO L185 Difference]: Start difference. First operand has 53 places, 41 transitions, 211 flow. Second operand 7 states and 1107 transitions. [2021-03-26 10:13:03,790 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 64 transitions, 339 flow [2021-03-26 10:13:03,820 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 64 transitions, 336 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 10:13:03,821 INFO L241 Difference]: Finished difference. Result has 62 places, 53 transitions, 302 flow [2021-03-26 10:13:03,821 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=302, PETRI_PLACES=62, PETRI_TRANSITIONS=53} [2021-03-26 10:13:03,821 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 3 predicate places. [2021-03-26 10:13:03,821 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:03,821 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 53 transitions, 302 flow [2021-03-26 10:13:03,822 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 53 transitions, 302 flow [2021-03-26 10:13:03,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 62 places, 53 transitions, 302 flow [2021-03-26 10:13:03,957 INFO L129 PetriNetUnfolder]: 650/1447 cut-off events. [2021-03-26 10:13:03,958 INFO L130 PetriNetUnfolder]: For 1701/1781 co-relation queries the response was YES. [2021-03-26 10:13:03,962 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4378 conditions, 1447 events. 650/1447 cut-off events. For 1701/1781 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 11448 event pairs, 77 based on Foata normal form. 14/1334 useless extension candidates. Maximal degree in co-relation 4356. Up to 466 conditions per place. [2021-03-26 10:13:03,972 INFO L142 LiptonReduction]: Number of co-enabled transitions 712 [2021-03-26 10:13:03,986 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 10:13:03,986 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:13:03,986 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 165 [2021-03-26 10:13:03,987 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 53 transitions, 302 flow [2021-03-26 10:13:03,987 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 155.14285714285714) internal successors, (1086), 7 states have internal predecessors, (1086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:03,987 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:03,987 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:03,987 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 10:13:03,987 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:03,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:03,988 INFO L82 PathProgramCache]: Analyzing trace with hash 2071930705, now seen corresponding path program 1 times [2021-03-26 10:13:03,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:03,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539087990] [2021-03-26 10:13:03,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:04,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:13:04,063 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-03-26 10:13:04,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 10:13:04,075 INFO L142 QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size [2021-03-26 10:13:04,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 10:13:04,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 10:13:04,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:13:04,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:13:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:04,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539087990] [2021-03-26 10:13:04,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:04,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:13:04,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896035531] [2021-03-26 10:13:04,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 10:13:04,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:04,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 10:13:04,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-26 10:13:04,114 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 153 out of 210 [2021-03-26 10:13:04,115 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 53 transitions, 302 flow. Second operand has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:04,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:04,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 153 of 210 [2021-03-26 10:13:04,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:04,439 INFO L129 PetriNetUnfolder]: 961/2079 cut-off events. [2021-03-26 10:13:04,439 INFO L130 PetriNetUnfolder]: For 3626/4344 co-relation queries the response was YES. [2021-03-26 10:13:04,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6761 conditions, 2079 events. 961/2079 cut-off events. For 3626/4344 co-relation queries the response was YES. Maximal size of possible extension queue 302. Compared 17132 event pairs, 79 based on Foata normal form. 165/2054 useless extension candidates. Maximal degree in co-relation 6737. Up to 657 conditions per place. [2021-03-26 10:13:04,451 INFO L132 encePairwiseOnDemand]: 204/210 looper letters, 15 selfloop transitions, 12 changer transitions 8/67 dead transitions. [2021-03-26 10:13:04,452 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 67 transitions, 464 flow [2021-03-26 10:13:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:13:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:13:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1095 transitions. [2021-03-26 10:13:04,454 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7448979591836735 [2021-03-26 10:13:04,454 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1095 transitions. [2021-03-26 10:13:04,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1095 transitions. [2021-03-26 10:13:04,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:04,455 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1095 transitions. [2021-03-26 10:13:04,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 156.42857142857142) internal successors, (1095), 7 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:04,458 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:04,458 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:04,458 INFO L185 Difference]: Start difference. First operand has 62 places, 53 transitions, 302 flow. Second operand 7 states and 1095 transitions. [2021-03-26 10:13:04,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 67 transitions, 464 flow [2021-03-26 10:13:04,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 67 transitions, 464 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 10:13:04,519 INFO L241 Difference]: Finished difference. Result has 71 places, 53 transitions, 368 flow [2021-03-26 10:13:04,519 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=302, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=368, PETRI_PLACES=71, PETRI_TRANSITIONS=53} [2021-03-26 10:13:04,520 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 12 predicate places. [2021-03-26 10:13:04,520 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:04,520 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 53 transitions, 368 flow [2021-03-26 10:13:04,520 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 53 transitions, 368 flow [2021-03-26 10:13:04,520 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 53 transitions, 368 flow [2021-03-26 10:13:04,613 INFO L129 PetriNetUnfolder]: 570/1287 cut-off events. [2021-03-26 10:13:04,613 INFO L130 PetriNetUnfolder]: For 2136/2308 co-relation queries the response was YES. [2021-03-26 10:13:04,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4114 conditions, 1287 events. 570/1287 cut-off events. For 2136/2308 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 9985 event pairs, 51 based on Foata normal form. 40/1220 useless extension candidates. Maximal degree in co-relation 4087. Up to 415 conditions per place. [2021-03-26 10:13:04,627 INFO L142 LiptonReduction]: Number of co-enabled transitions 658 [2021-03-26 10:13:04,695 INFO L154 LiptonReduction]: Checked pairs total: 21 [2021-03-26 10:13:04,695 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:13:04,695 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 175 [2021-03-26 10:13:04,697 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 53 transitions, 368 flow [2021-03-26 10:13:04,697 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:04,697 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:04,697 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:04,697 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 10:13:04,697 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:04,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:04,698 INFO L82 PathProgramCache]: Analyzing trace with hash 835552337, now seen corresponding path program 2 times [2021-03-26 10:13:04,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:04,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238809844] [2021-03-26 10:13:04,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:13:04,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 10:13:04,782 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-03-26 10:13:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 10:13:04,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 10:13:04,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 10:13:04,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:13:04,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 10:13:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:13:04,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238809844] [2021-03-26 10:13:04,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:13:04,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:13:04,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476802629] [2021-03-26 10:13:04,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:13:04,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:13:04,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:13:04,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:13:04,832 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 210 [2021-03-26 10:13:04,833 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 53 transitions, 368 flow. Second operand has 7 states, 7 states have (on average 153.14285714285714) internal successors, (1072), 7 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:04,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:13:04,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 210 [2021-03-26 10:13:04,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:13:05,182 INFO L129 PetriNetUnfolder]: 1078/2318 cut-off events. [2021-03-26 10:13:05,182 INFO L130 PetriNetUnfolder]: For 5199/6086 co-relation queries the response was YES. [2021-03-26 10:13:05,191 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7829 conditions, 2318 events. 1078/2318 cut-off events. For 5199/6086 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 19591 event pairs, 40 based on Foata normal form. 191/2303 useless extension candidates. Maximal degree in co-relation 7800. Up to 751 conditions per place. [2021-03-26 10:13:05,195 INFO L132 encePairwiseOnDemand]: 204/210 looper letters, 21 selfloop transitions, 15 changer transitions 5/73 dead transitions. [2021-03-26 10:13:05,195 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 73 transitions, 631 flow [2021-03-26 10:13:05,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:13:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:13:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1090 transitions. [2021-03-26 10:13:05,197 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7414965986394558 [2021-03-26 10:13:05,197 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1090 transitions. [2021-03-26 10:13:05,197 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1090 transitions. [2021-03-26 10:13:05,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:13:05,198 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1090 transitions. [2021-03-26 10:13:05,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 155.71428571428572) internal successors, (1090), 7 states have internal predecessors, (1090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:05,201 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:05,201 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:05,202 INFO L185 Difference]: Start difference. First operand has 70 places, 53 transitions, 368 flow. Second operand 7 states and 1090 transitions. [2021-03-26 10:13:05,202 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 73 transitions, 631 flow [2021-03-26 10:13:05,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 73 transitions, 602 flow, removed 10 selfloop flow, removed 3 redundant places. [2021-03-26 10:13:05,283 INFO L241 Difference]: Finished difference. Result has 77 places, 60 transitions, 497 flow [2021-03-26 10:13:05,283 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=351, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=497, PETRI_PLACES=77, PETRI_TRANSITIONS=60} [2021-03-26 10:13:05,284 INFO L343 CegarLoopForPetriNet]: 59 programPoint places, 18 predicate places. [2021-03-26 10:13:05,284 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:13:05,284 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 77 places, 60 transitions, 497 flow [2021-03-26 10:13:05,284 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 77 places, 60 transitions, 497 flow [2021-03-26 10:13:05,284 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 77 places, 60 transitions, 497 flow [2021-03-26 10:13:05,409 INFO L129 PetriNetUnfolder]: 894/1915 cut-off events. [2021-03-26 10:13:05,409 INFO L130 PetriNetUnfolder]: For 3388/3715 co-relation queries the response was YES. [2021-03-26 10:13:05,417 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6117 conditions, 1915 events. 894/1915 cut-off events. For 3388/3715 co-relation queries the response was YES. Maximal size of possible extension queue 316. Compared 15572 event pairs, 56 based on Foata normal form. 77/1815 useless extension candidates. Maximal degree in co-relation 6087. Up to 653 conditions per place. [2021-03-26 10:13:05,429 INFO L142 LiptonReduction]: Number of co-enabled transitions 748 [2021-03-26 10:13:06,584 WARN L205 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 210 [2021-03-26 10:13:06,965 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-03-26 10:13:08,930 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 377 DAG size of output: 313 [2021-03-26 10:13:09,789 WARN L205 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 305 [2021-03-26 10:13:09,900 INFO L154 LiptonReduction]: Checked pairs total: 23 [2021-03-26 10:13:09,900 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 10:13:09,900 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4616 [2021-03-26 10:13:09,902 INFO L480 AbstractCegarLoop]: Abstraction has has 77 places, 60 transitions, 499 flow [2021-03-26 10:13:09,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 153.14285714285714) internal successors, (1072), 7 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:13:09,903 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:13:09,903 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:13:09,903 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 10:13:09,903 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:13:09,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:13:09,904 INFO L82 PathProgramCache]: Analyzing trace with hash 61429137, now seen corresponding path program 3 times [2021-03-26 10:13:09,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:13:09,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650740307] [2021-03-26 10:13:09,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:13:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 10:13:09,964 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 10:13:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 10:13:09,998 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 10:13:10,031 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 10:13:10,031 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 10:13:10,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 10:13:10,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 10:13:10 BasicIcfg [2021-03-26 10:13:10,124 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 10:13:10,124 INFO L168 Benchmark]: Toolchain (without parser) took 16710.45 ms. Allocated memory was 350.2 MB in the beginning and 973.1 MB in the end (delta: 622.9 MB). Free memory was 313.0 MB in the beginning and 876.3 MB in the end (delta: -563.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.0 GB. [2021-03-26 10:13:10,124 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 350.2 MB. Free memory was 331.6 MB in the beginning and 331.5 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 10:13:10,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.35 ms. Allocated memory is still 350.2 MB. Free memory was 312.9 MB in the beginning and 310.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-03-26 10:13:10,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.08 ms. Allocated memory is still 350.2 MB. Free memory was 309.4 MB in the beginning and 307.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 10:13:10,125 INFO L168 Benchmark]: Boogie Preprocessor took 23.55 ms. Allocated memory is still 350.2 MB. Free memory was 307.3 MB in the beginning and 305.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 10:13:10,125 INFO L168 Benchmark]: RCFGBuilder took 1512.89 ms. Allocated memory is still 350.2 MB. Free memory was 305.2 MB in the beginning and 224.8 MB in the end (delta: 80.5 MB). Peak memory consumption was 153.9 MB. Max. memory is 16.0 GB. [2021-03-26 10:13:10,125 INFO L168 Benchmark]: TraceAbstraction took 14749.63 ms. Allocated memory was 350.2 MB in the beginning and 973.1 MB in the end (delta: 622.9 MB). Free memory was 224.8 MB in the beginning and 876.3 MB in the end (delta: -651.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 10:13:10,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 350.2 MB. Free memory was 331.6 MB in the beginning and 331.5 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 388.35 ms. Allocated memory is still 350.2 MB. Free memory was 312.9 MB in the beginning and 310.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 32.08 ms. Allocated memory is still 350.2 MB. Free memory was 309.4 MB in the beginning and 307.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 23.55 ms. Allocated memory is still 350.2 MB. Free memory was 307.3 MB in the beginning and 305.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1512.89 ms. Allocated memory is still 350.2 MB. Free memory was 305.2 MB in the beginning and 224.8 MB in the end (delta: 80.5 MB). Peak memory consumption was 153.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 14749.63 ms. Allocated memory was 350.2 MB in the beginning and 973.1 MB in the end (delta: 622.9 MB). Free memory was 224.8 MB in the beginning and 876.3 MB in the end (delta: -651.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2943.3ms, 124 PlacesBefore, 59 PlacesAfterwards, 113 TransitionsBefore, 47 TransitionsAfterwards, 2672 CoEnabledTransitionPairs, 5 FixpointIterations, 30 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 1 ChoiceCompositions, 73 TotalNumberOfCompositions, 4644 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2385, positive: 2283, positive conditional: 2283, positive unconditional: 0, negative: 102, negative conditional: 102, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2385, positive: 2283, positive conditional: 0, positive unconditional: 2283, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2385, positive: 2283, positive conditional: 0, positive unconditional: 2283, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1703, positive: 1652, positive conditional: 0, positive unconditional: 1652, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1703, positive: 1644, positive conditional: 0, positive unconditional: 1644, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 59, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 587, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 569, negative conditional: 0, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2385, positive: 631, positive conditional: 0, positive unconditional: 631, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 1703, unknown conditional: 0, unknown unconditional: 1703] , Statistics on independence cache: Total cache size (in pairs): 1703, Positive cache size: 1652, Positive conditional cache size: 0, Positive unconditional cache size: 1652, Negative cache size: 51, Negative conditional cache size: 0, Negative unconditional cache size: 51, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1096.5ms, 55 PlacesBefore, 42 PlacesAfterwards, 44 TransitionsBefore, 31 TransitionsAfterwards, 576 CoEnabledTransitionPairs, 4 FixpointIterations, 9 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 13 TotalNumberOfCompositions, 2472 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, positive: 560, positive conditional: 560, positive unconditional: 0, negative: 119, negative conditional: 119, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, positive: 560, positive conditional: 10, positive unconditional: 550, negative: 119, negative conditional: 4, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, positive: 560, positive conditional: 10, positive unconditional: 550, negative: 119, negative conditional: 4, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 178, positive: 154, positive conditional: 5, positive unconditional: 149, negative: 24, negative conditional: 2, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 178, positive: 148, positive conditional: 0, positive unconditional: 148, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 24, negative conditional: 2, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 233, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 212, negative conditional: 58, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 679, positive: 406, positive conditional: 5, positive unconditional: 401, negative: 95, negative conditional: 2, negative unconditional: 93, unknown: 178, unknown conditional: 7, unknown unconditional: 171] , Statistics on independence cache: Total cache size (in pairs): 1881, Positive cache size: 1806, Positive conditional cache size: 5, Positive unconditional cache size: 1801, Negative cache size: 75, Negative conditional cache size: 2, Negative unconditional cache size: 73, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1116.3ms, 47 PlacesBefore, 42 PlacesAfterwards, 34 TransitionsBefore, 32 TransitionsAfterwards, 480 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1389 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 328, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 63, negative conditional: 63, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 328, positive: 265, positive conditional: 41, positive unconditional: 224, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 328, positive: 265, positive conditional: 41, positive unconditional: 224, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 21, positive: 20, positive conditional: 6, positive unconditional: 14, 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: 21, positive: 20, positive conditional: 0, positive unconditional: 20, 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: 23, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 328, positive: 245, positive conditional: 35, positive unconditional: 210, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 21, unknown conditional: 6, unknown unconditional: 15] , Statistics on independence cache: Total cache size (in pairs): 1902, Positive cache size: 1826, Positive conditional cache size: 11, Positive unconditional cache size: 1815, Negative cache size: 76, Negative conditional cache size: 2, Negative unconditional cache size: 74, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.5ms, 48 PlacesBefore, 46 PlacesAfterwards, 36 TransitionsBefore, 36 TransitionsAfterwards, 564 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 570 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 119, positive: 96, positive conditional: 96, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 119, positive: 96, positive conditional: 12, positive unconditional: 84, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 119, positive: 96, positive conditional: 12, positive unconditional: 84, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 5, positive unconditional: 4, 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: 9, positive: 9, positive conditional: 0, positive unconditional: 9, 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: 119, positive: 87, positive conditional: 7, positive unconditional: 80, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 9, unknown conditional: 5, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 1911, Positive cache size: 1835, Positive conditional cache size: 16, Positive unconditional cache size: 1819, Negative cache size: 76, Negative conditional cache size: 2, Negative unconditional cache size: 74, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19.9ms, 51 PlacesBefore, 49 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 564 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 658 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 165, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 26, negative conditional: 26, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 165, positive: 139, positive conditional: 58, positive unconditional: 81, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 165, positive: 139, positive conditional: 58, positive unconditional: 81, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, 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: 8, positive: 8, positive conditional: 0, positive unconditional: 8, 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: 165, positive: 131, positive conditional: 50, positive unconditional: 81, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1919, Positive cache size: 1843, Positive conditional cache size: 24, Positive unconditional cache size: 1819, Negative cache size: 76, Negative conditional cache size: 2, Negative unconditional cache size: 74, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 735.3ms, 54 PlacesBefore, 49 PlacesAfterwards, 39 TransitionsBefore, 37 TransitionsAfterwards, 452 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1656 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 498, positive: 420, positive conditional: 420, positive unconditional: 0, negative: 78, negative conditional: 78, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 498, positive: 420, positive conditional: 183, positive unconditional: 237, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 498, positive: 420, positive conditional: 183, positive unconditional: 237, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 11, positive conditional: 11, 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: 13, positive: 11, positive conditional: 0, positive unconditional: 11, 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: 23, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 498, positive: 409, positive conditional: 172, positive unconditional: 237, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 13, unknown conditional: 11, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 1932, Positive cache size: 1854, Positive conditional cache size: 35, Positive unconditional cache size: 1819, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.6ms, 47 PlacesBefore, 47 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 478 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 521 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 123, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 123, positive: 99, positive conditional: 48, positive unconditional: 51, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 123, positive: 99, positive conditional: 48, positive unconditional: 51, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, 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: 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] , 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: 123, positive: 97, positive conditional: 46, positive unconditional: 51, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1934, Positive cache size: 1856, Positive conditional cache size: 37, Positive unconditional cache size: 1819, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 45.0ms, 51 PlacesBefore, 51 PlacesAfterwards, 42 TransitionsBefore, 42 TransitionsAfterwards, 576 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 444 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 137, positive: 119, positive conditional: 119, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 137, positive: 119, positive conditional: 60, positive unconditional: 59, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 137, positive: 119, positive conditional: 60, positive unconditional: 59, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 6, positive unconditional: 8, 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: 14, positive: 14, positive conditional: 0, positive unconditional: 14, 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: 137, positive: 105, positive conditional: 54, positive unconditional: 51, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 14, unknown conditional: 6, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 1948, Positive cache size: 1870, Positive conditional cache size: 43, Positive unconditional cache size: 1827, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 109.2ms, 55 PlacesBefore, 53 PlacesAfterwards, 42 TransitionsBefore, 41 TransitionsAfterwards, 536 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 739 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 243, positive: 215, positive conditional: 215, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 243, positive: 215, positive conditional: 110, positive unconditional: 105, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 243, positive: 215, positive conditional: 110, positive unconditional: 105, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 6, positive unconditional: 4, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 243, positive: 205, positive conditional: 104, positive unconditional: 101, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 1958, Positive cache size: 1880, Positive conditional cache size: 49, Positive unconditional cache size: 1831, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 164.7ms, 62 PlacesBefore, 62 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 712 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: 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: SemanticConditionEliminator.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] , SemanticConditionEliminator.Statistics on underlying relation: 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: 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): 1958, Positive cache size: 1880, Positive conditional cache size: 49, Positive unconditional cache size: 1831, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 175.1ms, 71 PlacesBefore, 70 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 658 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 21 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9, positive: 8, positive conditional: 6, positive unconditional: 2, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9, positive: 8, positive conditional: 6, positive unconditional: 2, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 3, 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: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 4, unknown conditional: 3, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1962, Positive cache size: 1884, Positive conditional cache size: 52, Positive unconditional cache size: 1832, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4616.1ms, 77 PlacesBefore, 77 PlacesAfterwards, 60 TransitionsBefore, 60 TransitionsAfterwards, 748 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 23 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 23, positive conditional: 23, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23, positive: 23, positive conditional: 19, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23, positive: 23, positive conditional: 19, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 12, 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: 12, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 144, positive conditional: 144, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23, positive: 11, positive conditional: 7, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1974, Positive cache size: 1896, Positive conditional cache size: 64, Positive unconditional cache size: 1832, Negative cache size: 78, Negative conditional cache size: 2, Negative unconditional cache size: 76, Eliminated conditions: 1 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int a = 0; [L721] 0 _Bool a$flush_delayed; [L722] 0 int a$mem_tmp; [L723] 0 _Bool a$r_buff0_thd0; [L724] 0 _Bool a$r_buff0_thd1; [L725] 0 _Bool a$r_buff0_thd2; [L726] 0 _Bool a$r_buff0_thd3; [L727] 0 _Bool a$r_buff0_thd4; [L728] 0 _Bool a$r_buff1_thd0; [L729] 0 _Bool a$r_buff1_thd1; [L730] 0 _Bool a$r_buff1_thd2; [L731] 0 _Bool a$r_buff1_thd3; [L732] 0 _Bool a$r_buff1_thd4; [L733] 0 _Bool a$read_delayed; [L734] 0 int *a$read_delayed_var; [L735] 0 int a$w_buff0; [L736] 0 _Bool a$w_buff0_used; [L737] 0 int a$w_buff1; [L738] 0 _Bool a$w_buff1_used; [L739] 0 _Bool main$tmp_guard0; [L740] 0 _Bool main$tmp_guard1; [L742] 0 int x = 0; [L744] 0 int y = 0; [L746] 0 int z = 0; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L863] 0 pthread_t t1349; [L864] FCALL, FORK 0 pthread_create(&t1349, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L865] 0 pthread_t t1350; [L866] FCALL, FORK 0 pthread_create(&t1350, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L867] 0 pthread_t t1351; [L868] FCALL, FORK 0 pthread_create(&t1351, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L869] 0 pthread_t t1352; [L870] FCALL, FORK 0 pthread_create(&t1352, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L752] 1 a$w_buff1 = a$w_buff0 [L753] 1 a$w_buff0 = 1 [L754] 1 a$w_buff1_used = a$w_buff0_used [L755] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L757] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L758] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L759] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L760] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L761] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L762] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L765] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L782] 2 x = 1 [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L802] 3 y = 1 [L805] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L822] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L825] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L826] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L827] 4 a$flush_delayed = weak$$choice2 [L828] 4 a$mem_tmp = a [L829] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L829] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L830] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L830] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L830] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L830] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L831] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L831] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L831] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L831] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L832] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L832] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L832] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L833] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L833] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L834] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L834] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L835] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L835] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L835] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 __unbuffered_p3_EAX = a [L837] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L837] 4 a = a$flush_delayed ? a$mem_tmp : a [L838] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L841] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L841] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L841] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L841] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L842] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L842] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L843] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L843] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L844] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L845] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L768] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L769] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L770] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L771] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L771] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L772] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L775] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 1 return 0; [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L788] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L788] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L789] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L790] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L791] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L792] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 2 return 0; [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L808] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L808] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L809] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L810] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L811] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L811] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L812] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L812] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L815] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L817] 3 return 0; [L848] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L850] 4 return 0; [L872] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L876] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L876] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L876] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L876] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L877] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L877] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L878] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L878] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L879] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L880] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L883] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 14563.7ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1867.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3000.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 53 SDtfs, 34 SDslu, 29 SDs, 0 SdLazy, 491 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 422.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 317.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=499occurred in iteration=11, InterpolantAutomatonStates: 62, 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: 41.2ms SsaConstructionTime, 442.1ms SatisfiabilityAnalysisTime, 785.6ms InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 233 ConstructedInterpolants, 0 QuantifiedInterpolants, 1580 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...