/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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix017_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 19:32:51,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 19:32:51,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 19:32:51,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-24 19:32:51,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 19:32:51,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 19:32:51,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 19:32:51,408 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-SemanticLbe.epf [2021-03-24 19:32:51,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 19:32:51,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 19:32:51,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 19:32:51,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 19:32:51,442 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 19:32:51,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 19:32:51,442 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 19:32:51,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 19:32:51,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 19:32:51,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 19:32:51,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 19:32:51,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 19:32:51,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 19:32:51,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 19:32:51,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 19:32:51,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 19:32:51,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 19:32:51,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 19:32:51,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 19:32:51,446 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 19:32:51,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 19:32:51,446 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 19:32:51,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 19:32:51,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 19:32:51,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 19:32:51,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 19:32:51,764 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 19:32:51,765 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 19:32:51,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix017_rmo.oepc.i [2021-03-24 19:32:51,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9905e8f2/c8de290bacc84fa589894331f0ee569e/FLAG60ec15525 [2021-03-24 19:32:52,384 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 19:32:52,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix017_rmo.oepc.i [2021-03-24 19:32:52,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9905e8f2/c8de290bacc84fa589894331f0ee569e/FLAG60ec15525 [2021-03-24 19:32:52,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9905e8f2/c8de290bacc84fa589894331f0ee569e [2021-03-24 19:32:52,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 19:32:52,815 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 19:32:52,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 19:32:52,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 19:32:52,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 19:32:52,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 07:32:52" (1/1) ... [2021-03-24 19:32:52,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1430939a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:52, skipping insertion in model container [2021-03-24 19:32:52,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 07:32:52" (1/1) ... [2021-03-24 19:32:52,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 19:32:52,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 19:32:53,052 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/mix017_rmo.oepc.i[949,962] [2021-03-24 19:32:53,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 19:32:53,198 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 19:32:53,210 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/mix017_rmo.oepc.i[949,962] [2021-03-24 19:32:53,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 19:32:53,344 INFO L208 MainTranslator]: Completed translation [2021-03-24 19:32:53,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53 WrapperNode [2021-03-24 19:32:53,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 19:32:53,345 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 19:32:53,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 19:32:53,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 19:32:53,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 19:32:53,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 19:32:53,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 19:32:53,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 19:32:53,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (1/1) ... [2021-03-24 19:32:53,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 19:32:53,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 19:32:53,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 19:32:53,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 19:32:53,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (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 [2021-03-24 19:32:53,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 19:32:53,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 19:32:53,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 19:32:53,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 19:32:53,564 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-24 19:32:53,564 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-24 19:32:53,565 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-24 19:32:53,565 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-24 19:32:53,566 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-24 19:32:53,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-24 19:32:53,566 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-24 19:32:53,566 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-24 19:32:53,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 19:32:53,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 19:32:53,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 19:32:53,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 19:32:53,568 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 19:32:55,513 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 19:32:55,513 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-24 19:32:55,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 07:32:55 BoogieIcfgContainer [2021-03-24 19:32:55,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 19:32:55,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 19:32:55,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 19:32:55,519 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 19:32:55,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 07:32:52" (1/3) ... [2021-03-24 19:32:55,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21513ae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 07:32:55, skipping insertion in model container [2021-03-24 19:32:55,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 07:32:53" (2/3) ... [2021-03-24 19:32:55,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21513ae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 07:32:55, skipping insertion in model container [2021-03-24 19:32:55,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 07:32:55" (3/3) ... [2021-03-24 19:32:55,522 INFO L111 eAbstractionObserver]: Analyzing ICFG mix017_rmo.oepc.i [2021-03-24 19:32:55,528 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 19:32:55,531 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 19:32:55,532 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 19:32:55,569 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,570 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,571 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,575 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,576 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,577 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,578 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,579 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,580 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,581 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,583 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,584 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,585 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,586 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,588 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,589 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,590 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,591 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,593 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,594 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,595 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,595 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,595 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,595 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,595 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,597 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,597 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,597 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,598 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,599 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,600 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,601 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,614 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,614 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,614 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,618 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,622 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,622 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,625 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,625 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,626 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 19:32:55,627 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 19:32:55,643 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-24 19:32:55,674 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 19:32:55,674 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 19:32:55,674 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 19:32:55,674 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 19:32:55,674 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 19:32:55,675 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 19:32:55,675 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 19:32:55,675 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 19:32:55,687 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 119 transitions, 258 flow [2021-03-24 19:32:55,752 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-03-24 19:32:55,752 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:32:55,756 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 115 events. 2/115 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. 0/111 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-03-24 19:32:55,757 INFO L82 GeneralOperation]: Start removeDead. Operand has 130 places, 119 transitions, 258 flow [2021-03-24 19:32:55,761 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 115 transitions, 242 flow [2021-03-24 19:32:55,762 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 19:32:55,772 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 115 transitions, 242 flow [2021-03-24 19:32:55,774 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 115 transitions, 242 flow [2021-03-24 19:32:55,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 115 transitions, 242 flow [2021-03-24 19:32:55,796 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-03-24 19:32:55,796 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:32:55,797 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 115 events. 2/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 93 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-03-24 19:32:55,800 INFO L142 LiptonReduction]: Number of co-enabled transitions 2774 [2021-03-24 19:32:57,400 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-24 19:32:57,841 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-03-24 19:32:57,985 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-24 19:32:59,395 INFO L154 LiptonReduction]: Checked pairs total: 5311 [2021-03-24 19:32:59,395 INFO L156 LiptonReduction]: Total number of compositions: 75 [2021-03-24 19:32:59,397 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3636 [2021-03-24 19:32:59,404 INFO L129 PetriNetUnfolder]: 0/13 cut-off events. [2021-03-24 19:32:59,405 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:32:59,405 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:32:59,405 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:32:59,405 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:32:59,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:32:59,410 INFO L82 PathProgramCache]: Analyzing trace with hash -850414024, now seen corresponding path program 1 times [2021-03-24 19:32:59,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:32:59,417 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893123161] [2021-03-24 19:32:59,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:32:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:32:59,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:32:59,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:32:59,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:32:59,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:32:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:32:59,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893123161] [2021-03-24 19:32:59,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:32:59,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 19:32:59,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098010517] [2021-03-24 19:32:59,604 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 19:32:59,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:32:59,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 19:32:59,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 19:32:59,617 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 194 [2021-03-24 19:32:59,621 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 49 transitions, 110 flow. Second operand has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:32:59,621 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:32:59,622 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 194 [2021-03-24 19:32:59,622 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:32:59,758 INFO L129 PetriNetUnfolder]: 133/384 cut-off events. [2021-03-24 19:32:59,758 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:32:59,762 INFO L84 FinitePrefix]: Finished finitePrefix Result has 603 conditions, 384 events. 133/384 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 2177 event pairs, 110 based on Foata normal form. 32/387 useless extension candidates. Maximal degree in co-relation 581. Up to 153 conditions per place. [2021-03-24 19:32:59,765 INFO L132 encePairwiseOnDemand]: 190/194 looper letters, 11 selfloop transitions, 2 changer transitions 0/51 dead transitions. [2021-03-24 19:32:59,765 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 51 transitions, 140 flow [2021-03-24 19:32:59,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 19:32:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 19:32:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 532 transitions. [2021-03-24 19:32:59,783 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9140893470790378 [2021-03-24 19:32:59,783 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 532 transitions. [2021-03-24 19:32:59,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 532 transitions. [2021-03-24 19:32:59,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:32:59,789 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 532 transitions. [2021-03-24 19:32:59,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:32:59,805 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 194.0) internal successors, (776), 4 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:32:59,805 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 194.0) internal successors, (776), 4 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:32:59,807 INFO L185 Difference]: Start difference. First operand has 61 places, 49 transitions, 110 flow. Second operand 3 states and 532 transitions. [2021-03-24 19:32:59,808 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 51 transitions, 140 flow [2021-03-24 19:32:59,810 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 51 transitions, 136 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 19:32:59,812 INFO L241 Difference]: Finished difference. Result has 57 places, 46 transitions, 104 flow [2021-03-24 19:32:59,813 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=104, PETRI_PLACES=57, PETRI_TRANSITIONS=46} [2021-03-24 19:32:59,814 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -4 predicate places. [2021-03-24 19:32:59,814 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 46 transitions, 104 flow [2021-03-24 19:32:59,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:32:59,815 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:32:59,815 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] [2021-03-24 19:32:59,815 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 19:32:59,815 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:32:59,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:32:59,817 INFO L82 PathProgramCache]: Analyzing trace with hash -784345708, now seen corresponding path program 1 times [2021-03-24 19:32:59,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:32:59,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866974587] [2021-03-24 19:32:59,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:32:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:32:59,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:32:59,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:32:59,979 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-24 19:32:59,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 19:32:59,994 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:32:59,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:32:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:32:59,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866974587] [2021-03-24 19:32:59,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:32:59,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 19:33:00,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495493120] [2021-03-24 19:33:00,001 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 19:33:00,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:00,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 19:33:00,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 19:33:00,003 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 194 [2021-03-24 19:33:00,003 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 46 transitions, 104 flow. Second operand has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,003 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:00,004 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 194 [2021-03-24 19:33:00,004 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:00,123 INFO L129 PetriNetUnfolder]: 231/603 cut-off events. [2021-03-24 19:33:00,123 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 19:33:00,125 INFO L84 FinitePrefix]: Finished finitePrefix Result has 989 conditions, 603 events. 231/603 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 4032 event pairs, 141 based on Foata normal form. 24/592 useless extension candidates. Maximal degree in co-relation 968. Up to 267 conditions per place. [2021-03-24 19:33:00,127 INFO L132 encePairwiseOnDemand]: 186/194 looper letters, 8 selfloop transitions, 5 changer transitions 16/61 dead transitions. [2021-03-24 19:33:00,127 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 61 transitions, 184 flow [2021-03-24 19:33:00,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:33:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:33:00,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 847 transitions. [2021-03-24 19:33:00,130 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8731958762886598 [2021-03-24 19:33:00,130 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 847 transitions. [2021-03-24 19:33:00,131 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 847 transitions. [2021-03-24 19:33:00,131 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:00,131 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 847 transitions. [2021-03-24 19:33:00,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 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) [2021-03-24 19:33:00,135 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,136 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,136 INFO L185 Difference]: Start difference. First operand has 57 places, 46 transitions, 104 flow. Second operand 5 states and 847 transitions. [2021-03-24 19:33:00,136 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 61 transitions, 184 flow [2021-03-24 19:33:00,136 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 61 transitions, 180 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 19:33:00,138 INFO L241 Difference]: Finished difference. Result has 62 places, 45 transitions, 135 flow [2021-03-24 19:33:00,138 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=55, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=135, PETRI_PLACES=62, PETRI_TRANSITIONS=45} [2021-03-24 19:33:00,138 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 1 predicate places. [2021-03-24 19:33:00,138 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 45 transitions, 135 flow [2021-03-24 19:33:00,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,139 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:00,139 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] [2021-03-24 19:33:00,139 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 19:33:00,139 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:00,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:00,139 INFO L82 PathProgramCache]: Analyzing trace with hash 188709162, now seen corresponding path program 1 times [2021-03-24 19:33:00,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:00,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776966868] [2021-03-24 19:33:00,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:00,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:00,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:00,204 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:33:00,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:33:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:00,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776966868] [2021-03-24 19:33:00,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:00,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 19:33:00,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760135459] [2021-03-24 19:33:00,208 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 19:33:00,208 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:00,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 19:33:00,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 19:33:00,210 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 194 [2021-03-24 19:33:00,211 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 45 transitions, 135 flow. Second operand has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,211 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:00,211 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 194 [2021-03-24 19:33:00,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:00,243 INFO L129 PetriNetUnfolder]: 59/192 cut-off events. [2021-03-24 19:33:00,243 INFO L130 PetriNetUnfolder]: For 110/121 co-relation queries the response was YES. [2021-03-24 19:33:00,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 439 conditions, 192 events. 59/192 cut-off events. For 110/121 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 854 event pairs, 28 based on Foata normal form. 14/196 useless extension candidates. Maximal degree in co-relation 416. Up to 97 conditions per place. [2021-03-24 19:33:00,245 INFO L132 encePairwiseOnDemand]: 190/194 looper letters, 2 selfloop transitions, 3 changer transitions 2/47 dead transitions. [2021-03-24 19:33:00,245 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 47 transitions, 159 flow [2021-03-24 19:33:00,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:33:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:33:00,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 878 transitions. [2021-03-24 19:33:00,247 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9051546391752577 [2021-03-24 19:33:00,247 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 878 transitions. [2021-03-24 19:33:00,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 878 transitions. [2021-03-24 19:33:00,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:00,248 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 878 transitions. [2021-03-24 19:33:00,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 175.6) internal successors, (878), 5 states have internal predecessors, (878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,252 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,252 INFO L185 Difference]: Start difference. First operand has 62 places, 45 transitions, 135 flow. Second operand 5 states and 878 transitions. [2021-03-24 19:33:00,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 47 transitions, 159 flow [2021-03-24 19:33:00,253 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 47 transitions, 152 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-24 19:33:00,254 INFO L241 Difference]: Finished difference. Result has 60 places, 45 transitions, 143 flow [2021-03-24 19:33:00,254 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=143, PETRI_PLACES=60, PETRI_TRANSITIONS=45} [2021-03-24 19:33:00,255 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -1 predicate places. [2021-03-24 19:33:00,255 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 45 transitions, 143 flow [2021-03-24 19:33:00,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,255 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:00,255 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] [2021-03-24 19:33:00,256 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 19:33:00,256 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:00,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:00,256 INFO L82 PathProgramCache]: Analyzing trace with hash 648304913, now seen corresponding path program 1 times [2021-03-24 19:33:00,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:00,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828642994] [2021-03-24 19:33:00,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:00,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:00,307 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:33:00,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:33:00,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:00,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828642994] [2021-03-24 19:33:00,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:00,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 19:33:00,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791014312] [2021-03-24 19:33:00,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 19:33:00,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:00,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 19:33:00,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 19:33:00,347 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 194 [2021-03-24 19:33:00,347 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 45 transitions, 143 flow. Second operand has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,347 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:00,348 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 194 [2021-03-24 19:33:00,348 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:00,465 INFO L129 PetriNetUnfolder]: 361/716 cut-off events. [2021-03-24 19:33:00,466 INFO L130 PetriNetUnfolder]: For 215/225 co-relation queries the response was YES. [2021-03-24 19:33:00,469 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1603 conditions, 716 events. 361/716 cut-off events. For 215/225 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 4349 event pairs, 149 based on Foata normal form. 41/648 useless extension candidates. Maximal degree in co-relation 1577. Up to 420 conditions per place. [2021-03-24 19:33:00,473 INFO L132 encePairwiseOnDemand]: 187/194 looper letters, 12 selfloop transitions, 10 changer transitions 0/59 dead transitions. [2021-03-24 19:33:00,473 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 59 transitions, 215 flow [2021-03-24 19:33:00,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:33:00,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:33:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 834 transitions. [2021-03-24 19:33:00,476 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8597938144329897 [2021-03-24 19:33:00,476 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 834 transitions. [2021-03-24 19:33:00,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 834 transitions. [2021-03-24 19:33:00,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:00,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 834 transitions. [2021-03-24 19:33:00,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 166.8) internal successors, (834), 5 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,480 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,481 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,481 INFO L185 Difference]: Start difference. First operand has 60 places, 45 transitions, 143 flow. Second operand 5 states and 834 transitions. [2021-03-24 19:33:00,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 59 transitions, 215 flow [2021-03-24 19:33:00,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 59 transitions, 205 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-03-24 19:33:00,485 INFO L241 Difference]: Finished difference. Result has 61 places, 54 transitions, 208 flow [2021-03-24 19:33:00,485 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=133, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=208, PETRI_PLACES=61, PETRI_TRANSITIONS=54} [2021-03-24 19:33:00,485 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 0 predicate places. [2021-03-24 19:33:00,485 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 54 transitions, 208 flow [2021-03-24 19:33:00,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,486 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:00,486 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, 1] [2021-03-24 19:33:00,486 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 19:33:00,486 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:00,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:00,487 INFO L82 PathProgramCache]: Analyzing trace with hash -430460108, now seen corresponding path program 1 times [2021-03-24 19:33:00,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:00,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262786021] [2021-03-24 19:33:00,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:00,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:00,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:00,562 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:33:00,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:33:00,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:00,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:00,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262786021] [2021-03-24 19:33:00,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:00,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:33:00,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642135610] [2021-03-24 19:33:00,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:33:00,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:00,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:33:00,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:33:00,573 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 194 [2021-03-24 19:33:00,574 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 54 transitions, 208 flow. Second operand has 5 states, 5 states have (on average 162.8) internal successors, (814), 5 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,574 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:00,574 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 194 [2021-03-24 19:33:00,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:00,703 INFO L129 PetriNetUnfolder]: 278/595 cut-off events. [2021-03-24 19:33:00,703 INFO L130 PetriNetUnfolder]: For 551/1009 co-relation queries the response was YES. [2021-03-24 19:33:00,707 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2024 conditions, 595 events. 278/595 cut-off events. For 551/1009 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 3562 event pairs, 48 based on Foata normal form. 122/667 useless extension candidates. Maximal degree in co-relation 1997. Up to 369 conditions per place. [2021-03-24 19:33:00,711 INFO L132 encePairwiseOnDemand]: 187/194 looper letters, 13 selfloop transitions, 19 changer transitions 0/69 dead transitions. [2021-03-24 19:33:00,711 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 69 transitions, 352 flow [2021-03-24 19:33:00,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 19:33:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 19:33:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1168 transitions. [2021-03-24 19:33:00,714 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8600883652430045 [2021-03-24 19:33:00,714 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1168 transitions. [2021-03-24 19:33:00,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1168 transitions. [2021-03-24 19:33:00,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:00,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1168 transitions. [2021-03-24 19:33:00,718 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 166.85714285714286) internal successors, (1168), 7 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,720 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 194.0) internal successors, (1552), 8 states have internal predecessors, (1552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,720 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 194.0) internal successors, (1552), 8 states have internal predecessors, (1552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,720 INFO L185 Difference]: Start difference. First operand has 61 places, 54 transitions, 208 flow. Second operand 7 states and 1168 transitions. [2021-03-24 19:33:00,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 69 transitions, 352 flow [2021-03-24 19:33:00,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 69 transitions, 347 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 19:33:00,724 INFO L241 Difference]: Finished difference. Result has 69 places, 63 transitions, 337 flow [2021-03-24 19:33:00,724 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=203, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=337, PETRI_PLACES=69, PETRI_TRANSITIONS=63} [2021-03-24 19:33:00,724 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 8 predicate places. [2021-03-24 19:33:00,725 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 63 transitions, 337 flow [2021-03-24 19:33:00,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 162.8) internal successors, (814), 5 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,725 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:00,725 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, 1, 1, 1, 1, 1] [2021-03-24 19:33:00,725 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 19:33:00,725 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:00,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:00,726 INFO L82 PathProgramCache]: Analyzing trace with hash -1637440503, now seen corresponding path program 1 times [2021-03-24 19:33:00,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:00,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414978279] [2021-03-24 19:33:00,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:00,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:00,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:00,850 INFO L142 QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size [2021-03-24 19:33:00,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 19:33:00,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 19:33:00,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:00,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:00,878 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:33:00,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:33:00,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:00,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414978279] [2021-03-24 19:33:00,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:00,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 19:33:00,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595827188] [2021-03-24 19:33:00,889 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 19:33:00,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:00,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 19:33:00,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-24 19:33:00,891 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 194 [2021-03-24 19:33:00,892 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 63 transitions, 337 flow. Second operand has 7 states, 7 states have (on average 153.71428571428572) internal successors, (1076), 7 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:00,892 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:00,892 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 194 [2021-03-24 19:33:00,892 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:01,504 INFO L129 PetriNetUnfolder]: 1387/2825 cut-off events. [2021-03-24 19:33:01,505 INFO L130 PetriNetUnfolder]: For 8059/13309 co-relation queries the response was YES. [2021-03-24 19:33:01,519 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11214 conditions, 2825 events. 1387/2825 cut-off events. For 8059/13309 co-relation queries the response was YES. Maximal size of possible extension queue 380. Compared 22844 event pairs, 292 based on Foata normal form. 216/2748 useless extension candidates. Maximal degree in co-relation 11179. Up to 1507 conditions per place. [2021-03-24 19:33:01,536 INFO L132 encePairwiseOnDemand]: 185/194 looper letters, 27 selfloop transitions, 14 changer transitions 3/93 dead transitions. [2021-03-24 19:33:01,536 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 93 transitions, 539 flow [2021-03-24 19:33:01,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 19:33:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 19:33:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1414 transitions. [2021-03-24 19:33:01,540 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8098510882016037 [2021-03-24 19:33:01,540 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1414 transitions. [2021-03-24 19:33:01,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1414 transitions. [2021-03-24 19:33:01,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:01,541 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1414 transitions. [2021-03-24 19:33:01,543 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 157.11111111111111) internal successors, (1414), 9 states have internal predecessors, (1414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:01,546 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 194.0) internal successors, (1940), 10 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:01,546 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 194.0) internal successors, (1940), 10 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:01,546 INFO L185 Difference]: Start difference. First operand has 69 places, 63 transitions, 337 flow. Second operand 9 states and 1414 transitions. [2021-03-24 19:33:01,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 93 transitions, 539 flow [2021-03-24 19:33:01,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 93 transitions, 489 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-24 19:33:01,645 INFO L241 Difference]: Finished difference. Result has 80 places, 77 transitions, 424 flow [2021-03-24 19:33:01,645 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=287, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=424, PETRI_PLACES=80, PETRI_TRANSITIONS=77} [2021-03-24 19:33:01,646 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 19 predicate places. [2021-03-24 19:33:01,646 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 77 transitions, 424 flow [2021-03-24 19:33:01,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 153.71428571428572) internal successors, (1076), 7 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:01,646 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:01,646 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, 1, 1, 1, 1, 1] [2021-03-24 19:33:01,646 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 19:33:01,646 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:01,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:01,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1610091043, now seen corresponding path program 2 times [2021-03-24 19:33:01,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:01,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479934766] [2021-03-24 19:33:01,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:01,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:01,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:01,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:01,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:01,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:01,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:01,757 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:33:01,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:33:01,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:01,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:01,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479934766] [2021-03-24 19:33:01,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:01,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 19:33:01,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970899108] [2021-03-24 19:33:01,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 19:33:01,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:01,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 19:33:01,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-24 19:33:01,768 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 194 [2021-03-24 19:33:01,769 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 77 transitions, 424 flow. Second operand has 6 states, 6 states have (on average 162.83333333333334) internal successors, (977), 6 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:01,769 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:01,769 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 194 [2021-03-24 19:33:01,769 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:02,091 INFO L129 PetriNetUnfolder]: 1037/2094 cut-off events. [2021-03-24 19:33:02,091 INFO L130 PetriNetUnfolder]: For 9781/18935 co-relation queries the response was YES. [2021-03-24 19:33:02,107 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8886 conditions, 2094 events. 1037/2094 cut-off events. For 9781/18935 co-relation queries the response was YES. Maximal size of possible extension queue 344. Compared 16481 event pairs, 38 based on Foata normal form. 1152/2929 useless extension candidates. Maximal degree in co-relation 8849. Up to 1120 conditions per place. [2021-03-24 19:33:02,119 INFO L132 encePairwiseOnDemand]: 187/194 looper letters, 14 selfloop transitions, 28 changer transitions 5/93 dead transitions. [2021-03-24 19:33:02,119 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 93 transitions, 648 flow [2021-03-24 19:33:02,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 19:33:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 19:33:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1502 transitions. [2021-03-24 19:33:02,123 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8602520045819015 [2021-03-24 19:33:02,123 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1502 transitions. [2021-03-24 19:33:02,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1502 transitions. [2021-03-24 19:33:02,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:02,124 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1502 transitions. [2021-03-24 19:33:02,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 166.88888888888889) internal successors, (1502), 9 states have internal predecessors, (1502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,131 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 194.0) internal successors, (1940), 10 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,131 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 194.0) internal successors, (1940), 10 states have internal predecessors, (1940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,131 INFO L185 Difference]: Start difference. First operand has 80 places, 77 transitions, 424 flow. Second operand 9 states and 1502 transitions. [2021-03-24 19:33:02,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 93 transitions, 648 flow [2021-03-24 19:33:02,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 93 transitions, 643 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-03-24 19:33:02,163 INFO L241 Difference]: Finished difference. Result has 88 places, 85 transitions, 605 flow [2021-03-24 19:33:02,163 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=605, PETRI_PLACES=88, PETRI_TRANSITIONS=85} [2021-03-24 19:33:02,163 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 27 predicate places. [2021-03-24 19:33:02,163 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 85 transitions, 605 flow [2021-03-24 19:33:02,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 162.83333333333334) internal successors, (977), 6 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,164 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:02,164 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:33:02,164 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 19:33:02,164 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:02,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:02,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1161038124, now seen corresponding path program 1 times [2021-03-24 19:33:02,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:02,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009918691] [2021-03-24 19:33:02,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:02,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:02,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:02,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:02,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:02,307 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-24 19:33:02,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 19:33:02,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:02,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009918691] [2021-03-24 19:33:02,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:02,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 19:33:02,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41443839] [2021-03-24 19:33:02,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-24 19:33:02,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:02,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-24 19:33:02,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-24 19:33:02,318 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 194 [2021-03-24 19:33:02,319 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 85 transitions, 605 flow. Second operand has 7 states, 7 states have (on average 162.85714285714286) internal successors, (1140), 7 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,319 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:02,319 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 194 [2021-03-24 19:33:02,319 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:02,691 INFO L129 PetriNetUnfolder]: 954/1947 cut-off events. [2021-03-24 19:33:02,691 INFO L130 PetriNetUnfolder]: For 13039/21246 co-relation queries the response was YES. [2021-03-24 19:33:02,706 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10222 conditions, 1947 events. 954/1947 cut-off events. For 13039/21246 co-relation queries the response was YES. Maximal size of possible extension queue 344. Compared 15544 event pairs, 22 based on Foata normal form. 973/2607 useless extension candidates. Maximal degree in co-relation 10199. Up to 1061 conditions per place. [2021-03-24 19:33:02,718 INFO L132 encePairwiseOnDemand]: 187/194 looper letters, 7 selfloop transitions, 33 changer transitions 7/93 dead transitions. [2021-03-24 19:33:02,719 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 93 transitions, 746 flow [2021-03-24 19:33:02,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 19:33:02,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 19:33:02,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1828 transitions. [2021-03-24 19:33:02,723 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8566073102155577 [2021-03-24 19:33:02,723 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1828 transitions. [2021-03-24 19:33:02,723 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1828 transitions. [2021-03-24 19:33:02,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:02,724 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1828 transitions. [2021-03-24 19:33:02,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 166.1818181818182) internal successors, (1828), 11 states have internal predecessors, (1828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,731 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 194.0) internal successors, (2328), 12 states have internal predecessors, (2328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,732 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 194.0) internal successors, (2328), 12 states have internal predecessors, (2328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,732 INFO L185 Difference]: Start difference. First operand has 88 places, 85 transitions, 605 flow. Second operand 11 states and 1828 transitions. [2021-03-24 19:33:02,732 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 93 transitions, 746 flow [2021-03-24 19:33:02,833 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 93 transitions, 636 flow, removed 39 selfloop flow, removed 6 redundant places. [2021-03-24 19:33:02,834 INFO L241 Difference]: Finished difference. Result has 94 places, 83 transitions, 542 flow [2021-03-24 19:33:02,834 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=478, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=542, PETRI_PLACES=94, PETRI_TRANSITIONS=83} [2021-03-24 19:33:02,834 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 33 predicate places. [2021-03-24 19:33:02,835 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 83 transitions, 542 flow [2021-03-24 19:33:02,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 162.85714285714286) internal successors, (1140), 7 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,835 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:02,835 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:33:02,835 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 19:33:02,836 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:02,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:02,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1806280670, now seen corresponding path program 1 times [2021-03-24 19:33:02,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:02,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065623199] [2021-03-24 19:33:02,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:02,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:02,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:02,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:02,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:02,904 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:33:02,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:33:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:02,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065623199] [2021-03-24 19:33:02,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:02,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:33:02,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017892494] [2021-03-24 19:33:02,910 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:33:02,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:02,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:33:02,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:33:02,911 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 194 [2021-03-24 19:33:02,912 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 83 transitions, 542 flow. Second operand has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:02,912 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:02,912 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 194 [2021-03-24 19:33:02,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:03,172 INFO L129 PetriNetUnfolder]: 1070/2466 cut-off events. [2021-03-24 19:33:03,173 INFO L130 PetriNetUnfolder]: For 9927/11252 co-relation queries the response was YES. [2021-03-24 19:33:03,191 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10448 conditions, 2466 events. 1070/2466 cut-off events. For 9927/11252 co-relation queries the response was YES. Maximal size of possible extension queue 460. Compared 22724 event pairs, 25 based on Foata normal form. 80/2253 useless extension candidates. Maximal degree in co-relation 10405. Up to 713 conditions per place. [2021-03-24 19:33:03,206 INFO L132 encePairwiseOnDemand]: 190/194 looper letters, 6 selfloop transitions, 3 changer transitions 1/86 dead transitions. [2021-03-24 19:33:03,206 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 86 transitions, 576 flow [2021-03-24 19:33:03,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:33:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:33:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 854 transitions. [2021-03-24 19:33:03,208 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8804123711340206 [2021-03-24 19:33:03,208 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 854 transitions. [2021-03-24 19:33:03,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 854 transitions. [2021-03-24 19:33:03,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:03,209 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 854 transitions. [2021-03-24 19:33:03,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 170.8) internal successors, (854), 5 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:03,212 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:03,213 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:03,213 INFO L185 Difference]: Start difference. First operand has 94 places, 83 transitions, 542 flow. Second operand 5 states and 854 transitions. [2021-03-24 19:33:03,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 86 transitions, 576 flow [2021-03-24 19:33:03,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 86 transitions, 445 flow, removed 34 selfloop flow, removed 12 redundant places. [2021-03-24 19:33:03,431 INFO L241 Difference]: Finished difference. Result has 88 places, 85 transitions, 442 flow [2021-03-24 19:33:03,432 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=415, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=442, PETRI_PLACES=88, PETRI_TRANSITIONS=85} [2021-03-24 19:33:03,432 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 27 predicate places. [2021-03-24 19:33:03,432 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 85 transitions, 442 flow [2021-03-24 19:33:03,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:03,432 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:03,433 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:33:03,433 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 19:33:03,433 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:03,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:03,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1305904468, now seen corresponding path program 2 times [2021-03-24 19:33:03,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:03,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942002863] [2021-03-24 19:33:03,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:03,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:03,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:03,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:03,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:03,504 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-24 19:33:03,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 19:33:03,516 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:33:03,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:33:03,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:03,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942002863] [2021-03-24 19:33:03,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:03,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:33:03,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99761312] [2021-03-24 19:33:03,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:33:03,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:03,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:33:03,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:33:03,526 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 194 [2021-03-24 19:33:03,526 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 85 transitions, 442 flow. Second operand has 5 states, 5 states have (on average 162.2) internal successors, (811), 5 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:03,527 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:03,527 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 194 [2021-03-24 19:33:03,527 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:03,976 INFO L129 PetriNetUnfolder]: 1778/4049 cut-off events. [2021-03-24 19:33:03,976 INFO L130 PetriNetUnfolder]: For 7401/8010 co-relation queries the response was YES. [2021-03-24 19:33:04,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14077 conditions, 4049 events. 1778/4049 cut-off events. For 7401/8010 co-relation queries the response was YES. Maximal size of possible extension queue 714. Compared 39534 event pairs, 23 based on Foata normal form. 120/3674 useless extension candidates. Maximal degree in co-relation 14054. Up to 1159 conditions per place. [2021-03-24 19:33:04,018 INFO L132 encePairwiseOnDemand]: 185/194 looper letters, 13 selfloop transitions, 16 changer transitions 5/100 dead transitions. [2021-03-24 19:33:04,018 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 100 transitions, 584 flow [2021-03-24 19:33:04,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 19:33:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 19:33:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 985 transitions. [2021-03-24 19:33:04,021 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8462199312714777 [2021-03-24 19:33:04,021 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 985 transitions. [2021-03-24 19:33:04,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 985 transitions. [2021-03-24 19:33:04,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:04,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 985 transitions. [2021-03-24 19:33:04,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 164.16666666666666) internal successors, (985), 6 states have internal predecessors, (985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:04,025 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 194.0) internal successors, (1358), 7 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:04,025 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 194.0) internal successors, (1358), 7 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:04,025 INFO L185 Difference]: Start difference. First operand has 88 places, 85 transitions, 442 flow. Second operand 6 states and 985 transitions. [2021-03-24 19:33:04,025 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 100 transitions, 584 flow [2021-03-24 19:33:04,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 100 transitions, 581 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-24 19:33:04,339 INFO L241 Difference]: Finished difference. Result has 93 places, 93 transitions, 551 flow [2021-03-24 19:33:04,339 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=439, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=551, PETRI_PLACES=93, PETRI_TRANSITIONS=93} [2021-03-24 19:33:04,340 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 32 predicate places. [2021-03-24 19:33:04,340 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 93 transitions, 551 flow [2021-03-24 19:33:04,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 162.2) internal successors, (811), 5 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:04,340 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:04,340 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:33:04,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 19:33:04,341 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:04,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:04,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1786842882, now seen corresponding path program 3 times [2021-03-24 19:33:04,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:04,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057563462] [2021-03-24 19:33:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 19:33:04,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:04,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 19:33:04,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:04,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:04,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 19:33:04,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 19:33:04,394 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-24 19:33:04,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 19:33:04,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 19:33:04,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057563462] [2021-03-24 19:33:04,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 19:33:04,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 19:33:04,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772766292] [2021-03-24 19:33:04,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 19:33:04,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 19:33:04,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 19:33:04,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 19:33:04,400 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 194 [2021-03-24 19:33:04,401 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 93 transitions, 551 flow. Second operand has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:04,401 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 19:33:04,401 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 194 [2021-03-24 19:33:04,401 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 19:33:05,067 INFO L129 PetriNetUnfolder]: 2825/6499 cut-off events. [2021-03-24 19:33:05,067 INFO L130 PetriNetUnfolder]: For 13008/14121 co-relation queries the response was YES. [2021-03-24 19:33:05,115 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22919 conditions, 6499 events. 2825/6499 cut-off events. For 13008/14121 co-relation queries the response was YES. Maximal size of possible extension queue 1226. Compared 70118 event pairs, 64 based on Foata normal form. 205/5964 useless extension candidates. Maximal degree in co-relation 22894. Up to 1910 conditions per place. [2021-03-24 19:33:05,125 INFO L132 encePairwiseOnDemand]: 190/194 looper letters, 7 selfloop transitions, 1 changer transitions 17/98 dead transitions. [2021-03-24 19:33:05,126 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 98 transitions, 613 flow [2021-03-24 19:33:05,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 19:33:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 19:33:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 854 transitions. [2021-03-24 19:33:05,128 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8804123711340206 [2021-03-24 19:33:05,128 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 854 transitions. [2021-03-24 19:33:05,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 854 transitions. [2021-03-24 19:33:05,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 19:33:05,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 854 transitions. [2021-03-24 19:33:05,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 170.8) internal successors, (854), 5 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:05,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:05,132 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 194.0) internal successors, (1164), 6 states have internal predecessors, (1164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:05,132 INFO L185 Difference]: Start difference. First operand has 93 places, 93 transitions, 551 flow. Second operand 5 states and 854 transitions. [2021-03-24 19:33:05,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 98 transitions, 613 flow [2021-03-24 19:33:05,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 98 transitions, 611 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-24 19:33:05,911 INFO L241 Difference]: Finished difference. Result has 98 places, 81 transitions, 447 flow [2021-03-24 19:33:05,912 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=549, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=447, PETRI_PLACES=98, PETRI_TRANSITIONS=81} [2021-03-24 19:33:05,912 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 37 predicate places. [2021-03-24 19:33:05,912 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 81 transitions, 447 flow [2021-03-24 19:33:05,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 170.2) internal successors, (851), 5 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 19:33:05,912 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 19:33:05,913 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 19:33:05,913 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 19:33:05,913 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 19:33:05,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 19:33:05,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1416374946, now seen corresponding path program 4 times [2021-03-24 19:33:05,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 19:33:05,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075822992] [2021-03-24 19:33:05,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 19:33:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 19:33:05,957 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 19:33:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 19:33:06,020 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 19:33:06,050 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 19:33:06,050 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 19:33:06,050 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 19:33:06,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 07:33:06 BasicIcfg [2021-03-24 19:33:06,174 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 19:33:06,178 INFO L168 Benchmark]: Toolchain (without parser) took 13359.49 ms. Allocated memory was 255.9 MB in the beginning and 757.1 MB in the end (delta: 501.2 MB). Free memory was 236.9 MB in the beginning and 585.0 MB in the end (delta: -348.1 MB). Peak memory consumption was 151.4 MB. Max. memory is 16.0 GB. [2021-03-24 19:33:06,178 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 19:33:06,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.65 ms. Allocated memory was 255.9 MB in the beginning and 385.9 MB in the end (delta: 130.0 MB). Free memory was 236.4 MB in the beginning and 344.0 MB in the end (delta: -107.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-03-24 19:33:06,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.87 ms. Allocated memory is still 385.9 MB. Free memory was 344.0 MB in the beginning and 341.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-24 19:33:06,180 INFO L168 Benchmark]: Boogie Preprocessor took 58.74 ms. Allocated memory is still 385.9 MB. Free memory was 341.4 MB in the beginning and 338.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 19:33:06,182 INFO L168 Benchmark]: RCFGBuilder took 2034.61 ms. Allocated memory is still 385.9 MB. Free memory was 338.9 MB in the beginning and 291.8 MB in the end (delta: 47.1 MB). Peak memory consumption was 59.6 MB. Max. memory is 16.0 GB. [2021-03-24 19:33:06,182 INFO L168 Benchmark]: TraceAbstraction took 10657.30 ms. Allocated memory was 385.9 MB in the beginning and 757.1 MB in the end (delta: 371.2 MB). Free memory was 291.8 MB in the beginning and 585.0 MB in the end (delta: -293.2 MB). Peak memory consumption was 76.9 MB. Max. memory is 16.0 GB. [2021-03-24 19:33:06,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 528.65 ms. Allocated memory was 255.9 MB in the beginning and 385.9 MB in the end (delta: 130.0 MB). Free memory was 236.4 MB in the beginning and 344.0 MB in the end (delta: -107.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 75.87 ms. Allocated memory is still 385.9 MB. Free memory was 344.0 MB in the beginning and 341.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 58.74 ms. Allocated memory is still 385.9 MB. Free memory was 341.4 MB in the beginning and 338.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2034.61 ms. Allocated memory is still 385.9 MB. Free memory was 338.9 MB in the beginning and 291.8 MB in the end (delta: 47.1 MB). Peak memory consumption was 59.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10657.30 ms. Allocated memory was 385.9 MB in the beginning and 757.1 MB in the end (delta: 371.2 MB). Free memory was 291.8 MB in the beginning and 585.0 MB in the end (delta: -293.2 MB). Peak memory consumption was 76.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3621.1ms, 126 PlacesBefore, 61 PlacesAfterwards, 115 TransitionsBefore, 49 TransitionsAfterwards, 2774 CoEnabledTransitionPairs, 5 FixpointIterations, 31 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 75 TotalNumberOfCompositions, 5311 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2591, positive: 2476, positive conditional: 0, positive unconditional: 2476, negative: 115, negative conditional: 0, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1816, positive: 1767, positive conditional: 0, positive unconditional: 1767, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1816, positive: 1767, positive conditional: 0, positive unconditional: 1767, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1816, positive: 1756, positive conditional: 0, positive unconditional: 1756, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 753, positive: 36, positive conditional: 0, positive unconditional: 36, negative: 717, negative conditional: 0, negative unconditional: 717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2591, positive: 709, positive conditional: 0, positive unconditional: 709, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 1816, unknown conditional: 0, unknown unconditional: 1816] , Statistics on independence cache: Total cache size (in pairs): 299, Positive cache size: 270, Positive conditional cache size: 0, Positive unconditional cache size: 270, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool a$flush_delayed; [L724] 0 int a$mem_tmp; [L725] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L726] 0 _Bool a$r_buff0_thd1; [L727] 0 _Bool a$r_buff0_thd2; [L728] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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] [L729] 0 _Bool a$r_buff0_thd4; [L730] 0 _Bool a$r_buff1_thd0; [L731] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$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] [L732] 0 _Bool a$r_buff1_thd2; [L733] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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$r_buff1_thd3=0] [L734] 0 _Bool a$r_buff1_thd4; [L735] 0 _Bool a$read_delayed; [L736] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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}] [L737] 0 int a$w_buff0; [L738] 0 _Bool a$w_buff0_used; [L739] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$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] [L740] 0 _Bool a$w_buff1_used; [L741] 0 _Bool main$tmp_guard0; [L742] 0 _Bool main$tmp_guard1; [L744] 0 int x = 0; [L746] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$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, x=0, y=0] [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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] [L868] 0 pthread_t t449; [L869] FCALL, FORK 0 pthread_create(&t449, ((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, __unbuffered_p3_EBX=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] [L870] 0 pthread_t t450; [L871] FCALL, FORK 0 pthread_create(&t450, ((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, __unbuffered_p3_EBX=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] [L872] 0 pthread_t t451; [L873] FCALL, FORK 0 pthread_create(&t451, ((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, __unbuffered_p3_EBX=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] [L874] 0 pthread_t t452; [L875] FCALL, FORK 0 pthread_create(&t452, ((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, __unbuffered_p3_EBX=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] [L754] 1 a$w_buff1 = a$w_buff0 [L755] 1 a$w_buff0 = 1 [L756] 1 a$w_buff1_used = a$w_buff0_used [L757] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L759] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L760] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L761] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L762] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L763] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L764] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$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] [L767] 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, __unbuffered_p3_EBX=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] [L784] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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] [L787] 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, __unbuffered_p3_EBX=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] [L804] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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] [L807] 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, __unbuffered_p3_EBX=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] [L824] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=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] [L827] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=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] [L830] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L831] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L832] 4 a$flush_delayed = weak$$choice2 [L833] 4 a$mem_tmp = a [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L834] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L835] EXPR 4 weak$$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$w_buff0)) [L835] EXPR 4 !a$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) [L835] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L835] 4 a$w_buff0 = weak$$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)) [L836] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L836] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L836] EXPR 4 weak$$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$w_buff1)) [L836] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L837] EXPR 4 weak$$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)) [L837] 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) [L837] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L837] 4 a$w_buff0_used = weak$$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)) [L838] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L838] EXPR 4 weak$$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$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] EXPR 4 weak$$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)) [L839] 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) [L839] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L839] 4 a$r_buff0_thd4 = weak$$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)) [L840] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L840] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L840] EXPR 4 weak$$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$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L840] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 __unbuffered_p3_EBX = a [L842] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L842] 4 a = a$flush_delayed ? a$mem_tmp : a [L843] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L770] 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) [L770] 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) [L771] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L771] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L772] 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 [L773] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L773] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L774] 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 [L810] 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) [L810] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L810] 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) [L810] 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) [L811] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L811] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L812] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L812] 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 [L813] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L813] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L814] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L814] 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 [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L779] 1 return 0; [L790] 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) [L790] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L790] 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) [L790] 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) [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L791] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L792] 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 [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L793] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L794] 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 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L799] 2 return 0; [L846] 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) [L846] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L846] 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) [L846] 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) [L847] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L847] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L848] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L848] 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 [L849] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L849] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L850] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L850] 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 [L853] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L855] 4 return 0; [L817] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L819] 3 return 0; [L877] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L881] 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) [L881] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L881] 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) [L881] 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) [L882] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L882] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L883] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L883] 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 [L884] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L884] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L885] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L885] 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 [L888] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 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=1, __unbuffered_p3_EBX=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, 118 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 10382.1ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 5196.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3726.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 80 SDtfs, 81 SDslu, 89 SDs, 0 SdLazy, 364 SolverSat, 89 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 367.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 340.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=605occurred in iteration=7, InterpolantAutomatonStates: 70, 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: 43.1ms SsaConstructionTime, 405.5ms SatisfiabilityAnalysisTime, 720.8ms InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 1444 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...