/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix046_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 21:29:15,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 21:29:15,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 21:29:15,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-28 21:29:15,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 21:29:15,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 21:29:15,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 21:29:15,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 21:29:15,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 21:29:15,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 21:29:15,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 21:29:15,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 21:29:15,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 21:29:15,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 21:29:15,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 21:29:15,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 21:29:15,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 21:29:15,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 21:29:15,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 21:29:15,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 21:29:15,850 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-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 21:29:15,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 21:29:15,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 21:29:15,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 21:29:15,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 21:29:15,908 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 21:29:15,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 21:29:15,908 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 21:29:15,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 21:29:15,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 21:29:15,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 21:29:15,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 21:29:15,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 21:29:15,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 21:29:15,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 21:29:15,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 21:29:15,912 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 21:29:15,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 21:29:15,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 21:29:15,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 21:29:15,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 21:29:15,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 21:29:15,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 21:29:15,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 21:29:15,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 21:29:15,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 21:29:15,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 21:29:15,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 21:29:15,916 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 21:29:15,916 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 21:29:15,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 21:29:15,916 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 21:29:16,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 21:29:16,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 21:29:16,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 21:29:16,395 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 21:29:16,396 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 21:29:16,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix046_rmo.oepc.i [2021-04-28 21:29:16,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da19cad60/d3cc92b97f034c4e848fec59e419c947/FLAG59590f46f [2021-04-28 21:29:17,203 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 21:29:17,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix046_rmo.oepc.i [2021-04-28 21:29:17,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da19cad60/d3cc92b97f034c4e848fec59e419c947/FLAG59590f46f [2021-04-28 21:29:17,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da19cad60/d3cc92b97f034c4e848fec59e419c947 [2021-04-28 21:29:17,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 21:29:17,559 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 21:29:17,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 21:29:17,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 21:29:17,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 21:29:17,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 09:29:17" (1/1) ... [2021-04-28 21:29:17,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e272df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:17, skipping insertion in model container [2021-04-28 21:29:17,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 09:29:17" (1/1) ... [2021-04-28 21:29:17,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 21:29:17,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 21:29:17,797 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/mix046_rmo.oepc.i[949,962] [2021-04-28 21:29:18,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 21:29:18,114 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 21:29:18,127 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/mix046_rmo.oepc.i[949,962] [2021-04-28 21:29:18,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 21:29:18,312 INFO L208 MainTranslator]: Completed translation [2021-04-28 21:29:18,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18 WrapperNode [2021-04-28 21:29:18,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 21:29:18,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 21:29:18,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 21:29:18,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 21:29:18,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 21:29:18,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 21:29:18,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 21:29:18,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 21:29:18,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (1/1) ... [2021-04-28 21:29:18,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 21:29:18,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 21:29:18,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 21:29:18,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 21:29:18,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (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 [2021-04-28 21:29:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 21:29:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 21:29:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 21:29:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 21:29:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 21:29:18,607 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 21:29:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 21:29:18,607 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 21:29:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 21:29:18,608 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 21:29:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 21:29:18,608 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 21:29:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 21:29:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 21:29:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 21:29:18,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 21:29:18,611 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 21:29:21,083 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 21:29:21,084 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 21:29:21,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:29:21 BoogieIcfgContainer [2021-04-28 21:29:21,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 21:29:21,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 21:29:21,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 21:29:21,092 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 21:29:21,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 09:29:17" (1/3) ... [2021-04-28 21:29:21,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45cffaa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:29:21, skipping insertion in model container [2021-04-28 21:29:21,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:29:18" (2/3) ... [2021-04-28 21:29:21,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45cffaa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:29:21, skipping insertion in model container [2021-04-28 21:29:21,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:29:21" (3/3) ... [2021-04-28 21:29:21,096 INFO L111 eAbstractionObserver]: Analyzing ICFG mix046_rmo.oepc.i [2021-04-28 21:29:21,103 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 21:29:21,109 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 21:29:21,110 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 21:29:21,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,154 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,154 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,155 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,155 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,155 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,156 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,156 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,157 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,157 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,158 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,159 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,163 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,163 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,165 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,166 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,168 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,168 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,168 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,168 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,169 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,169 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,174 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,174 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,174 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,175 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,175 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,184 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,184 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,189 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,189 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,189 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,189 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,189 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,189 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,190 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,190 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,190 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,190 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,190 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,191 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,191 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,197 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,197 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,199 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,199 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,200 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,200 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,200 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,200 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,200 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,201 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,201 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,201 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,201 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,205 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,205 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,205 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,205 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,205 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,206 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,206 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,208 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,209 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,210 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,210 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,214 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,215 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,219 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,219 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,220 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:29:21,221 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 21:29:21,250 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 21:29:21,279 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 21:29:21,279 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 21:29:21,280 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 21:29:21,280 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 21:29:21,280 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 21:29:21,280 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 21:29:21,280 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 21:29:21,280 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 21:29:21,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 119 transitions, 258 flow [2021-04-28 21:29:21,351 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-04-28 21:29:21,352 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:29:21,358 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 90 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 21:29:21,358 INFO L82 GeneralOperation]: Start removeDead. Operand has 130 places, 119 transitions, 258 flow [2021-04-28 21:29:21,365 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 115 transitions, 242 flow [2021-04-28 21:29:21,367 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:29:21,386 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 115 transitions, 242 flow [2021-04-28 21:29:21,390 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 115 transitions, 242 flow [2021-04-28 21:29:21,393 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 115 transitions, 242 flow [2021-04-28 21:29:21,423 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-04-28 21:29:21,423 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:29:21,424 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 91 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 21:29:21,429 INFO L146 LiptonReduction]: Number of co-enabled transitions 2876 [2021-04-28 21:29:25,401 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 21:29:25,522 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 21:29:26,046 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-04-28 21:29:26,243 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 21:29:27,053 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 21:29:33,960 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:29:34,067 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:29:34,171 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:29:34,273 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:29:34,375 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:29:35,624 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 21:29:42,776 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:29:42,893 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:29:43,015 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:29:43,133 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:29:43,320 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 21:29:43,579 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:29:43,693 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:29:43,805 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:29:43,918 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:29:44,402 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:44,504 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:44,713 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:44,957 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 21:29:45,080 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 21:29:45,203 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-28 21:29:45,599 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 21:29:45,707 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 21:29:45,854 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 21:29:45,974 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-28 21:29:49,860 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 21:29:49,961 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 21:29:51,255 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 21:29:51,460 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:29:51,584 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:29:51,718 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:29:51,847 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:29:52,352 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:29:52,480 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:29:52,606 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:29:52,729 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:29:52,837 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:52,944 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:53,058 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:53,171 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:29:53,318 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 21:29:53,440 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 21:29:53,570 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 21:29:53,716 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 21:29:53,823 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:53,927 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,032 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,170 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,274 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,379 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,484 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,590 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,698 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,805 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:54,912 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:55,017 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:29:55,366 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 21:29:55,523 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 21:29:55,679 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 21:29:55,834 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-28 21:29:55,998 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:29:56,160 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:29:56,318 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:29:56,476 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:29:56,633 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:29:56,796 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:29:56,979 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:29:57,147 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:29:57,319 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:57,492 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:57,665 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:57,847 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:58,052 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:29:58,248 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:29:58,434 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:29:58,624 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:29:58,789 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:58,947 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:59,104 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:59,258 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:29:59,439 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:29:59,618 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:29:59,794 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:29:59,970 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:30:00,170 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:30:00,367 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:30:00,573 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:30:00,789 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:30:00,964 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:30:01,142 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:30:01,315 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:30:01,490 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:30:01,695 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:30:01,905 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:30:02,122 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:30:02,330 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:30:02,496 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:30:02,661 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:30:02,823 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:30:02,975 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:30:03,177 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:30:03,382 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:30:03,591 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:30:03,803 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:30:03,944 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:04,084 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:04,224 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:04,364 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:04,567 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:30:04,745 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:30:04,927 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:30:05,106 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:30:05,626 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:30:05,821 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:30:06,008 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:30:06,206 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:30:06,356 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 21:30:06,507 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 21:30:06,652 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 21:30:06,800 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 21:30:07,032 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:07,255 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:07,473 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:07,697 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:07,835 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:07,974 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:08,126 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:08,262 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:30:08,490 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:08,710 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:08,929 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:09,149 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:09,712 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-04-28 21:30:09,973 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 21:30:10,541 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-04-28 21:30:10,809 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-04-28 21:30:11,347 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-04-28 21:30:11,601 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-04-28 21:30:12,155 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2021-04-28 21:30:12,408 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-04-28 21:30:12,955 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:13,175 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:13,399 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:13,625 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:30:13,677 INFO L158 LiptonReduction]: Checked pairs total: 31978 [2021-04-28 21:30:13,677 INFO L160 LiptonReduction]: Total number of compositions: 297 [2021-04-28 21:30:13,683 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 52318 [2021-04-28 21:30:13,718 INFO L129 PetriNetUnfolder]: 0/66 cut-off events. [2021-04-28 21:30:13,718 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:30:13,718 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:30:13,719 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-04-28 21:30:13,719 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]=== [2021-04-28 21:30:13,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:30:13,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1408510, now seen corresponding path program 1 times [2021-04-28 21:30:13,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:30:13,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3713002] [2021-04-28 21:30:13,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:30:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:30:13,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:13,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:30:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:30:14,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3713002] [2021-04-28 21:30:14,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:30:14,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 21:30:14,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901005043] [2021-04-28 21:30:14,014 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 21:30:14,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:30:14,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 21:30:14,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 21:30:14,035 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 320 out of 416 [2021-04-28 21:30:14,042 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 146 transitions, 304 flow. Second operand has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:14,042 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:30:14,042 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 320 of 416 [2021-04-28 21:30:14,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:30:14,327 INFO L129 PetriNetUnfolder]: 133/840 cut-off events. [2021-04-28 21:30:14,328 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:30:14,334 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1075 conditions, 840 events. 133/840 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 144. Compared 7529 event pairs, 110 based on Foata normal form. 69/345 useless extension candidates. Maximal degree in co-relation 989. Up to 153 conditions per place. [2021-04-28 21:30:14,342 INFO L132 encePairwiseOnDemand]: 394/416 looper letters, 11 selfloop transitions, 2 changer transitions 61/147 dead transitions. [2021-04-28 21:30:14,342 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 147 transitions, 364 flow [2021-04-28 21:30:14,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 21:30:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 21:30:14,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 996 transitions. [2021-04-28 21:30:14,363 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7980769230769231 [2021-04-28 21:30:14,364 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 996 transitions. [2021-04-28 21:30:14,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 996 transitions. [2021-04-28 21:30:14,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:30:14,372 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 996 transitions. [2021-04-28 21:30:14,383 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:14,396 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:14,398 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:14,401 INFO L185 Difference]: Start difference. First operand has 158 places, 146 transitions, 304 flow. Second operand 3 states and 996 transitions. [2021-04-28 21:30:14,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 147 transitions, 364 flow [2021-04-28 21:30:14,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 147 transitions, 360 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 21:30:14,410 INFO L241 Difference]: Finished difference. Result has 153 places, 81 transitions, 174 flow [2021-04-28 21:30:14,413 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=174, PETRI_PLACES=153, PETRI_TRANSITIONS=81} [2021-04-28 21:30:14,414 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -5 predicate places. [2021-04-28 21:30:14,414 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:30:14,414 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 81 transitions, 174 flow [2021-04-28 21:30:14,415 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 81 transitions, 174 flow [2021-04-28 21:30:14,416 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 81 transitions, 174 flow [2021-04-28 21:30:14,428 INFO L129 PetriNetUnfolder]: 0/81 cut-off events. [2021-04-28 21:30:14,428 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:30:14,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 81 events. 0/81 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 398 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 21:30:14,431 INFO L146 LiptonReduction]: Number of co-enabled transitions 3378 [2021-04-28 21:30:15,767 INFO L158 LiptonReduction]: Checked pairs total: 4380 [2021-04-28 21:30:15,767 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:30:15,767 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1353 [2021-04-28 21:30:15,769 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 81 transitions, 174 flow [2021-04-28 21:30:15,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 320.6666666666667) internal successors, (962), 3 states have internal predecessors, (962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:15,771 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:30:15,771 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:30:15,771 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 21:30:15,771 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]=== [2021-04-28 21:30:15,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:30:15,772 INFO L82 PathProgramCache]: Analyzing trace with hash 2076536613, now seen corresponding path program 1 times [2021-04-28 21:30:15,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:30:15,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103020390] [2021-04-28 21:30:15,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:30:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:30:15,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:15,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:30:15,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:30:15,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103020390] [2021-04-28 21:30:15,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:30:15,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 21:30:15,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484156127] [2021-04-28 21:30:15,899 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 21:30:15,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:30:15,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 21:30:15,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 21:30:15,902 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 416 [2021-04-28 21:30:15,904 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 81 transitions, 174 flow. Second operand has 3 states, 3 states have (on average 329.6666666666667) internal successors, (989), 3 states have internal predecessors, (989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:15,904 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:30:15,904 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 416 [2021-04-28 21:30:15,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:30:16,086 INFO L129 PetriNetUnfolder]: 103/403 cut-off events. [2021-04-28 21:30:16,086 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:30:16,088 INFO L84 FinitePrefix]: Finished finitePrefix Result has 628 conditions, 403 events. 103/403 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 2956 event pairs, 27 based on Foata normal form. 0/219 useless extension candidates. Maximal degree in co-relation 619. Up to 188 conditions per place. [2021-04-28 21:30:16,089 INFO L132 encePairwiseOnDemand]: 410/416 looper letters, 3 selfloop transitions, 3 changer transitions 52/107 dead transitions. [2021-04-28 21:30:16,089 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 107 transitions, 338 flow [2021-04-28 21:30:16,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 21:30:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 21:30:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2021-04-28 21:30:16,094 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8349358974358975 [2021-04-28 21:30:16,094 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1042 transitions. [2021-04-28 21:30:16,094 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1042 transitions. [2021-04-28 21:30:16,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:30:16,095 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1042 transitions. [2021-04-28 21:30:16,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 347.3333333333333) internal successors, (1042), 3 states have internal predecessors, (1042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,104 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,106 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,106 INFO L185 Difference]: Start difference. First operand has 92 places, 81 transitions, 174 flow. Second operand 3 states and 1042 transitions. [2021-04-28 21:30:16,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 107 transitions, 338 flow [2021-04-28 21:30:16,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 107 transitions, 334 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 21:30:16,110 INFO L241 Difference]: Finished difference. Result has 93 places, 55 transitions, 133 flow [2021-04-28 21:30:16,110 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=133, PETRI_PLACES=93, PETRI_TRANSITIONS=55} [2021-04-28 21:30:16,111 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -65 predicate places. [2021-04-28 21:30:16,111 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:30:16,111 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 55 transitions, 133 flow [2021-04-28 21:30:16,111 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 55 transitions, 133 flow [2021-04-28 21:30:16,112 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 55 transitions, 133 flow [2021-04-28 21:30:16,122 INFO L129 PetriNetUnfolder]: 3/69 cut-off events. [2021-04-28 21:30:16,122 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:30:16,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 69 events. 3/69 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 271 event pairs, 1 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 84. Up to 10 conditions per place. [2021-04-28 21:30:16,125 INFO L146 LiptonReduction]: Number of co-enabled transitions 1832 [2021-04-28 21:30:16,321 INFO L158 LiptonReduction]: Checked pairs total: 3130 [2021-04-28 21:30:16,322 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 21:30:16,322 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 211 [2021-04-28 21:30:16,323 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 55 transitions, 133 flow [2021-04-28 21:30:16,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 329.6666666666667) internal successors, (989), 3 states have internal predecessors, (989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,325 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:30:16,325 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:30:16,325 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 21:30:16,325 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]=== [2021-04-28 21:30:16,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:30:16,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1521197648, now seen corresponding path program 1 times [2021-04-28 21:30:16,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:30:16,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251365572] [2021-04-28 21:30:16,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:30:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:30:16,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:16,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:30:16,467 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 21:30:16,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 21:30:16,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:30:16,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251365572] [2021-04-28 21:30:16,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:30:16,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 21:30:16,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593246616] [2021-04-28 21:30:16,487 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 21:30:16,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:30:16,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 21:30:16,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 21:30:16,491 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 417 [2021-04-28 21:30:16,493 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 55 transitions, 133 flow. Second operand has 4 states, 4 states have (on average 244.75) internal successors, (979), 4 states have internal predecessors, (979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,493 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:30:16,493 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 417 [2021-04-28 21:30:16,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:30:16,640 INFO L129 PetriNetUnfolder]: 169/623 cut-off events. [2021-04-28 21:30:16,640 INFO L130 PetriNetUnfolder]: For 112/217 co-relation queries the response was YES. [2021-04-28 21:30:16,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1053 conditions, 623 events. 169/623 cut-off events. For 112/217 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 4925 event pairs, 63 based on Foata normal form. 46/459 useless extension candidates. Maximal degree in co-relation 1043. Up to 121 conditions per place. [2021-04-28 21:30:16,647 INFO L132 encePairwiseOnDemand]: 409/417 looper letters, 13 selfloop transitions, 8 changer transitions 3/66 dead transitions. [2021-04-28 21:30:16,647 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 66 transitions, 217 flow [2021-04-28 21:30:16,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 21:30:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 21:30:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 997 transitions. [2021-04-28 21:30:16,651 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5977218225419664 [2021-04-28 21:30:16,652 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 997 transitions. [2021-04-28 21:30:16,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 997 transitions. [2021-04-28 21:30:16,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:30:16,653 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 997 transitions. [2021-04-28 21:30:16,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 249.25) internal successors, (997), 4 states have internal predecessors, (997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,660 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 417.0) internal successors, (2085), 5 states have internal predecessors, (2085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,662 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 417.0) internal successors, (2085), 5 states have internal predecessors, (2085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:16,662 INFO L185 Difference]: Start difference. First operand has 65 places, 55 transitions, 133 flow. Second operand 4 states and 997 transitions. [2021-04-28 21:30:16,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 66 transitions, 217 flow [2021-04-28 21:30:16,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 66 transitions, 212 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 21:30:16,666 INFO L241 Difference]: Finished difference. Result has 70 places, 58 transitions, 190 flow [2021-04-28 21:30:16,666 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=190, PETRI_PLACES=70, PETRI_TRANSITIONS=58} [2021-04-28 21:30:16,666 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -88 predicate places. [2021-04-28 21:30:16,667 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:30:16,667 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 58 transitions, 190 flow [2021-04-28 21:30:16,667 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 58 transitions, 190 flow [2021-04-28 21:30:16,668 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 58 transitions, 190 flow [2021-04-28 21:30:16,736 INFO L129 PetriNetUnfolder]: 100/429 cut-off events. [2021-04-28 21:30:16,736 INFO L130 PetriNetUnfolder]: For 156/170 co-relation queries the response was YES. [2021-04-28 21:30:16,739 INFO L84 FinitePrefix]: Finished finitePrefix Result has 789 conditions, 429 events. 100/429 cut-off events. For 156/170 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 3178 event pairs, 32 based on Foata normal form. 2/288 useless extension candidates. Maximal degree in co-relation 777. Up to 110 conditions per place. [2021-04-28 21:30:16,749 INFO L146 LiptonReduction]: Number of co-enabled transitions 1890 [2021-04-28 21:30:17,178 INFO L158 LiptonReduction]: Checked pairs total: 1392 [2021-04-28 21:30:17,179 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:30:17,179 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 512 [2021-04-28 21:30:17,184 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 58 transitions, 190 flow [2021-04-28 21:30:17,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 244.75) internal successors, (979), 4 states have internal predecessors, (979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:17,188 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:30:17,188 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:30:17,188 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 21:30:17,189 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]=== [2021-04-28 21:30:17,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:30:17,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1608201196, now seen corresponding path program 1 times [2021-04-28 21:30:17,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:30:17,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282188147] [2021-04-28 21:30:17,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:30:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:30:17,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:17,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:30:17,375 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 21:30:17,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 21:30:17,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:17,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:30:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:30:17,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282188147] [2021-04-28 21:30:17,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:30:17,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 21:30:17,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332016547] [2021-04-28 21:30:17,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 21:30:17,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:30:17,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 21:30:17,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 21:30:17,393 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 417 [2021-04-28 21:30:17,395 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 58 transitions, 190 flow. Second operand has 4 states, 4 states have (on average 321.75) internal successors, (1287), 4 states have internal predecessors, (1287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:17,396 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:30:17,396 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 417 [2021-04-28 21:30:17,396 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:30:25,092 INFO L129 PetriNetUnfolder]: 41336/61017 cut-off events. [2021-04-28 21:30:25,092 INFO L130 PetriNetUnfolder]: For 1839/2065 co-relation queries the response was YES. [2021-04-28 21:30:25,399 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123305 conditions, 61017 events. 41336/61017 cut-off events. For 1839/2065 co-relation queries the response was YES. Maximal size of possible extension queue 10071. Compared 560723 event pairs, 20742 based on Foata normal form. 1074/18312 useless extension candidates. Maximal degree in co-relation 123291. Up to 38962 conditions per place. [2021-04-28 21:30:25,676 INFO L132 encePairwiseOnDemand]: 397/417 looper letters, 34 selfloop transitions, 33 changer transitions 0/102 dead transitions. [2021-04-28 21:30:25,676 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 102 transitions, 412 flow [2021-04-28 21:30:25,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 21:30:25,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 21:30:25,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1671 transitions. [2021-04-28 21:30:25,683 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8014388489208633 [2021-04-28 21:30:25,683 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1671 transitions. [2021-04-28 21:30:25,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1671 transitions. [2021-04-28 21:30:25,685 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:30:25,686 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1671 transitions. [2021-04-28 21:30:25,691 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 334.2) internal successors, (1671), 5 states have internal predecessors, (1671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:25,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 417.0) internal successors, (2502), 6 states have internal predecessors, (2502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:25,701 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 417.0) internal successors, (2502), 6 states have internal predecessors, (2502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:25,702 INFO L185 Difference]: Start difference. First operand has 67 places, 58 transitions, 190 flow. Second operand 5 states and 1671 transitions. [2021-04-28 21:30:25,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 102 transitions, 412 flow [2021-04-28 21:30:25,707 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 102 transitions, 410 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 21:30:25,710 INFO L241 Difference]: Finished difference. Result has 73 places, 89 transitions, 434 flow [2021-04-28 21:30:25,710 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=434, PETRI_PLACES=73, PETRI_TRANSITIONS=89} [2021-04-28 21:30:25,710 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -85 predicate places. [2021-04-28 21:30:25,711 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:30:25,711 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 89 transitions, 434 flow [2021-04-28 21:30:25,711 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 89 transitions, 434 flow [2021-04-28 21:30:25,712 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 89 transitions, 434 flow [2021-04-28 21:30:31,324 INFO L129 PetriNetUnfolder]: 37877/56610 cut-off events. [2021-04-28 21:30:31,325 INFO L130 PetriNetUnfolder]: For 12473/59583 co-relation queries the response was YES. [2021-04-28 21:30:31,542 INFO L84 FinitePrefix]: Finished finitePrefix Result has 162345 conditions, 56610 events. 37877/56610 cut-off events. For 12473/59583 co-relation queries the response was YES. Maximal size of possible extension queue 9912. Compared 542480 event pairs, 21315 based on Foata normal form. 7/16798 useless extension candidates. Maximal degree in co-relation 162329. Up to 53045 conditions per place. [2021-04-28 21:30:32,273 INFO L146 LiptonReduction]: Number of co-enabled transitions 2880 [2021-04-28 21:30:32,424 INFO L158 LiptonReduction]: Checked pairs total: 2844 [2021-04-28 21:30:32,425 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:30:32,425 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6714 [2021-04-28 21:30:32,429 INFO L480 AbstractCegarLoop]: Abstraction has has 73 places, 89 transitions, 434 flow [2021-04-28 21:30:32,430 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 321.75) internal successors, (1287), 4 states have internal predecessors, (1287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:32,430 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:30:32,430 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] [2021-04-28 21:30:32,431 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 21:30:32,431 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]=== [2021-04-28 21:30:32,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:30:32,431 INFO L82 PathProgramCache]: Analyzing trace with hash -399931211, now seen corresponding path program 1 times [2021-04-28 21:30:32,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:30:32,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746559234] [2021-04-28 21:30:32,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:30:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:30:32,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:32,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:30:32,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:32,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:30:32,613 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 21:30:32,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 21:30:32,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:30:32,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746559234] [2021-04-28 21:30:32,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:30:32,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 21:30:32,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569546048] [2021-04-28 21:30:32,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 21:30:32,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:30:32,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 21:30:32,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 21:30:32,634 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 237 out of 417 [2021-04-28 21:30:32,636 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 73 places, 89 transitions, 434 flow. Second operand has 4 states, 4 states have (on average 239.0) internal successors, (956), 4 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:32,636 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:30:32,636 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 237 of 417 [2021-04-28 21:30:32,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:30:40,391 INFO L129 PetriNetUnfolder]: 53464/80634 cut-off events. [2021-04-28 21:30:40,391 INFO L130 PetriNetUnfolder]: For 18900/126640 co-relation queries the response was YES. [2021-04-28 21:30:40,686 INFO L84 FinitePrefix]: Finished finitePrefix Result has 231466 conditions, 80634 events. 53464/80634 cut-off events. For 18900/126640 co-relation queries the response was YES. Maximal size of possible extension queue 13482. Compared 787284 event pairs, 29913 based on Foata normal form. 463/24633 useless extension candidates. Maximal degree in co-relation 231448. Up to 75389 conditions per place. [2021-04-28 21:30:40,951 INFO L132 encePairwiseOnDemand]: 408/417 looper letters, 18 selfloop transitions, 23 changer transitions 0/113 dead transitions. [2021-04-28 21:30:40,951 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 113 transitions, 639 flow [2021-04-28 21:30:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 21:30:40,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 21:30:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1212 transitions. [2021-04-28 21:30:40,956 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.581294964028777 [2021-04-28 21:30:40,956 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1212 transitions. [2021-04-28 21:30:40,956 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1212 transitions. [2021-04-28 21:30:40,957 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:30:40,957 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1212 transitions. [2021-04-28 21:30:40,961 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 242.4) internal successors, (1212), 5 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:40,967 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 417.0) internal successors, (2502), 6 states have internal predecessors, (2502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:40,969 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 417.0) internal successors, (2502), 6 states have internal predecessors, (2502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:40,969 INFO L185 Difference]: Start difference. First operand has 73 places, 89 transitions, 434 flow. Second operand 5 states and 1212 transitions. [2021-04-28 21:30:40,969 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 113 transitions, 639 flow [2021-04-28 21:30:41,029 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 113 transitions, 639 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 21:30:41,032 INFO L241 Difference]: Finished difference. Result has 80 places, 108 transitions, 647 flow [2021-04-28 21:30:41,032 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=434, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=647, PETRI_PLACES=80, PETRI_TRANSITIONS=108} [2021-04-28 21:30:41,033 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -78 predicate places. [2021-04-28 21:30:41,033 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:30:41,033 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 108 transitions, 647 flow [2021-04-28 21:30:41,033 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 108 transitions, 647 flow [2021-04-28 21:30:41,034 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 108 transitions, 647 flow [2021-04-28 21:30:49,122 INFO L129 PetriNetUnfolder]: 55884/84537 cut-off events. [2021-04-28 21:30:49,122 INFO L130 PetriNetUnfolder]: For 19438/85749 co-relation queries the response was YES. [2021-04-28 21:30:49,519 INFO L84 FinitePrefix]: Finished finitePrefix Result has 243767 conditions, 84537 events. 55884/84537 cut-off events. For 19438/85749 co-relation queries the response was YES. Maximal size of possible extension queue 15282. Compared 849870 event pairs, 31056 based on Foata normal form. 98/25153 useless extension candidates. Maximal degree in co-relation 243746. Up to 79505 conditions per place. [2021-04-28 21:30:50,276 INFO L146 LiptonReduction]: Number of co-enabled transitions 4472 [2021-04-28 21:30:53,178 INFO L158 LiptonReduction]: Checked pairs total: 3210 [2021-04-28 21:30:53,178 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:30:53,179 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12146 [2021-04-28 21:30:53,181 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 108 transitions, 647 flow [2021-04-28 21:30:53,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 239.0) internal successors, (956), 4 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:53,182 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:30:53,182 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:30:53,182 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 21:30:53,182 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]=== [2021-04-28 21:30:53,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:30:53,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1896069900, now seen corresponding path program 1 times [2021-04-28 21:30:53,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:30:53,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081504853] [2021-04-28 21:30:53,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:30:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:30:53,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:53,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:30:53,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:30:53,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:30:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:30:53,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081504853] [2021-04-28 21:30:53,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:30:53,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 21:30:53,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009301843] [2021-04-28 21:30:53,285 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 21:30:53,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:30:53,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 21:30:53,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 21:30:53,288 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 417 [2021-04-28 21:30:53,289 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 108 transitions, 647 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:30:53,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:30:53,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 417 [2021-04-28 21:30:53,290 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:31:06,903 INFO L129 PetriNetUnfolder]: 89790/132825 cut-off events. [2021-04-28 21:31:06,903 INFO L130 PetriNetUnfolder]: For 34832/211892 co-relation queries the response was YES. [2021-04-28 21:31:07,415 INFO L84 FinitePrefix]: Finished finitePrefix Result has 382340 conditions, 132825 events. 89790/132825 cut-off events. For 34832/211892 co-relation queries the response was YES. Maximal size of possible extension queue 21393. Compared 1316657 event pairs, 52095 based on Foata normal form. 626/39840 useless extension candidates. Maximal degree in co-relation 382317. Up to 126122 conditions per place. [2021-04-28 21:31:08,176 INFO L132 encePairwiseOnDemand]: 414/417 looper letters, 5 selfloop transitions, 11 changer transitions 0/108 dead transitions. [2021-04-28 21:31:08,177 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 108 transitions, 679 flow [2021-04-28 21:31:08,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 21:31:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 21:31:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 996 transitions. [2021-04-28 21:31:08,188 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7961630695443646 [2021-04-28 21:31:08,189 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 996 transitions. [2021-04-28 21:31:08,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 996 transitions. [2021-04-28 21:31:08,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:31:08,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 996 transitions. [2021-04-28 21:31:08,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 332.0) internal successors, (996), 3 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:08,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:08,200 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 417.0) internal successors, (1668), 4 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:08,200 INFO L185 Difference]: Start difference. First operand has 80 places, 108 transitions, 647 flow. Second operand 3 states and 996 transitions. [2021-04-28 21:31:08,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 108 transitions, 679 flow [2021-04-28 21:31:08,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 108 transitions, 679 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 21:31:08,438 INFO L241 Difference]: Finished difference. Result has 83 places, 108 transitions, 682 flow [2021-04-28 21:31:08,439 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=647, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=682, PETRI_PLACES=83, PETRI_TRANSITIONS=108} [2021-04-28 21:31:08,439 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -75 predicate places. [2021-04-28 21:31:08,439 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:31:08,439 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 108 transitions, 682 flow [2021-04-28 21:31:08,440 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 108 transitions, 682 flow [2021-04-28 21:31:08,441 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 108 transitions, 682 flow [2021-04-28 21:31:22,300 INFO L129 PetriNetUnfolder]: 95152/140987 cut-off events. [2021-04-28 21:31:22,300 INFO L130 PetriNetUnfolder]: For 31597/129919 co-relation queries the response was YES. [2021-04-28 21:31:22,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 406392 conditions, 140987 events. 95152/140987 cut-off events. For 31597/129919 co-relation queries the response was YES. Maximal size of possible extension queue 22439. Compared 1435907 event pairs, 54672 based on Foata normal form. 99/41858 useless extension candidates. Maximal degree in co-relation 406369. Up to 134534 conditions per place. [2021-04-28 21:31:24,587 INFO L146 LiptonReduction]: Number of co-enabled transitions 4470 [2021-04-28 21:31:26,198 INFO L158 LiptonReduction]: Checked pairs total: 3210 [2021-04-28 21:31:26,199 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:31:26,199 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17760 [2021-04-28 21:31:26,201 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 108 transitions, 682 flow [2021-04-28 21:31:26,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:26,202 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:31:26,202 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:31:26,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 21:31:26,202 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]=== [2021-04-28 21:31:26,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:31:26,203 INFO L82 PathProgramCache]: Analyzing trace with hash -909730179, now seen corresponding path program 1 times [2021-04-28 21:31:26,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:31:26,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941447028] [2021-04-28 21:31:26,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:31:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:31:26,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:31:26,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:31:26,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:31:26,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:31:26,384 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 21:31:26,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 21:31:26,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:31:26,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:31:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:31:26,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941447028] [2021-04-28 21:31:26,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:31:26,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 21:31:26,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402240240] [2021-04-28 21:31:26,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 21:31:26,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:31:26,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 21:31:26,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 21:31:26,404 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 417 [2021-04-28 21:31:26,407 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 108 transitions, 682 flow. Second operand has 5 states, 5 states have (on average 321.8) internal successors, (1609), 5 states have internal predecessors, (1609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:26,407 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:31:26,407 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 417 [2021-04-28 21:31:26,407 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:31:46,440 INFO L129 PetriNetUnfolder]: 115188/176193 cut-off events. [2021-04-28 21:31:46,440 INFO L130 PetriNetUnfolder]: For 54490/856536 co-relation queries the response was YES. [2021-04-28 21:31:47,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 679069 conditions, 176193 events. 115188/176193 cut-off events. For 54490/856536 co-relation queries the response was YES. Maximal size of possible extension queue 30303. Compared 1883935 event pairs, 24474 based on Foata normal form. 3184/59079 useless extension candidates. Maximal degree in co-relation 679044. Up to 165263 conditions per place. [2021-04-28 21:31:48,042 INFO L132 encePairwiseOnDemand]: 397/417 looper letters, 35 selfloop transitions, 64 changer transitions 0/153 dead transitions. [2021-04-28 21:31:48,042 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 153 transitions, 1129 flow [2021-04-28 21:31:48,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 21:31:48,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 21:31:48,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2343 transitions. [2021-04-28 21:31:48,051 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.802672147995889 [2021-04-28 21:31:48,051 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2343 transitions. [2021-04-28 21:31:48,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2343 transitions. [2021-04-28 21:31:48,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:31:48,054 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2343 transitions. [2021-04-28 21:31:48,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 334.7142857142857) internal successors, (2343), 7 states have internal predecessors, (2343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:48,068 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 417.0) internal successors, (3336), 8 states have internal predecessors, (3336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:48,069 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 417.0) internal successors, (3336), 8 states have internal predecessors, (3336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:31:48,069 INFO L185 Difference]: Start difference. First operand has 83 places, 108 transitions, 682 flow. Second operand 7 states and 2343 transitions. [2021-04-28 21:31:48,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 153 transitions, 1129 flow [2021-04-28 21:31:48,826 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 153 transitions, 1112 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-04-28 21:31:48,830 INFO L241 Difference]: Finished difference. Result has 91 places, 139 transitions, 1107 flow [2021-04-28 21:31:48,830 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=665, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1107, PETRI_PLACES=91, PETRI_TRANSITIONS=139} [2021-04-28 21:31:48,830 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -67 predicate places. [2021-04-28 21:31:48,830 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:31:48,830 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 139 transitions, 1107 flow [2021-04-28 21:31:48,831 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 139 transitions, 1107 flow [2021-04-28 21:31:48,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 139 transitions, 1107 flow [2021-04-28 21:32:07,868 INFO L129 PetriNetUnfolder]: 107539/166742 cut-off events. [2021-04-28 21:32:07,868 INFO L130 PetriNetUnfolder]: For 308207/790248 co-relation queries the response was YES. [2021-04-28 21:32:09,089 INFO L84 FinitePrefix]: Finished finitePrefix Result has 793321 conditions, 166742 events. 107539/166742 cut-off events. For 308207/790248 co-relation queries the response was YES. Maximal size of possible extension queue 29315. Compared 1827108 event pairs, 23996 based on Foata normal form. 133/50816 useless extension candidates. Maximal degree in co-relation 793294. Up to 160082 conditions per place. [2021-04-28 21:32:10,873 INFO L146 LiptonReduction]: Number of co-enabled transitions 6198 [2021-04-28 21:32:12,863 INFO L158 LiptonReduction]: Checked pairs total: 6695 [2021-04-28 21:32:12,863 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:32:12,863 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24033 [2021-04-28 21:32:12,864 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 139 transitions, 1107 flow [2021-04-28 21:32:12,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 321.8) internal successors, (1609), 5 states have internal predecessors, (1609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:32:12,865 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:32:12,866 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:32:12,866 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 21:32:12,866 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]=== [2021-04-28 21:32:12,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:32:12,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1402932046, now seen corresponding path program 1 times [2021-04-28 21:32:12,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:32:12,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696686090] [2021-04-28 21:32:12,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:32:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:32:12,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:32:12,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:32:12,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:32:12,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:32:12,937 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 21:32:12,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 21:32:12,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:32:12,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696686090] [2021-04-28 21:32:12,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:32:12,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 21:32:12,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838531940] [2021-04-28 21:32:12,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 21:32:12,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:32:12,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 21:32:12,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 21:32:12,956 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 417 [2021-04-28 21:32:12,957 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 139 transitions, 1107 flow. Second operand has 4 states, 4 states have (on average 245.5) internal successors, (982), 4 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:32:12,957 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:32:12,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 417 [2021-04-28 21:32:12,958 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:32:51,765 INFO L129 PetriNetUnfolder]: 175882/266645 cut-off events. [2021-04-28 21:32:51,765 INFO L130 PetriNetUnfolder]: For 546386/1819246 co-relation queries the response was YES. [2021-04-28 21:32:53,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1272771 conditions, 266645 events. 175882/266645 cut-off events. For 546386/1819246 co-relation queries the response was YES. Maximal size of possible extension queue 46530. Compared 2910398 event pairs, 41566 based on Foata normal form. 744/81162 useless extension candidates. Maximal degree in co-relation 1272742. Up to 257564 conditions per place. [2021-04-28 21:32:53,912 INFO L132 encePairwiseOnDemand]: 409/417 looper letters, 25 selfloop transitions, 29 changer transitions 0/159 dead transitions. [2021-04-28 21:32:53,912 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 159 transitions, 1395 flow [2021-04-28 21:32:53,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 21:32:53,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 21:32:53,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 995 transitions. [2021-04-28 21:32:53,916 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5965227817745803 [2021-04-28 21:32:53,917 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 995 transitions. [2021-04-28 21:32:53,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 995 transitions. [2021-04-28 21:32:53,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:32:53,918 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 995 transitions. [2021-04-28 21:32:53,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 248.75) internal successors, (995), 4 states have internal predecessors, (995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:32:53,924 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 417.0) internal successors, (2085), 5 states have internal predecessors, (2085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:32:53,925 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 417.0) internal successors, (2085), 5 states have internal predecessors, (2085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:32:53,925 INFO L185 Difference]: Start difference. First operand has 91 places, 139 transitions, 1107 flow. Second operand 4 states and 995 transitions. [2021-04-28 21:32:53,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 159 transitions, 1395 flow [2021-04-28 21:34:03,209 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 159 transitions, 1233 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 21:34:03,211 INFO L241 Difference]: Finished difference. Result has 94 places, 155 transitions, 1239 flow [2021-04-28 21:34:03,212 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=945, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1239, PETRI_PLACES=94, PETRI_TRANSITIONS=155} [2021-04-28 21:34:03,212 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -64 predicate places. [2021-04-28 21:34:03,212 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:34:03,212 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 155 transitions, 1239 flow [2021-04-28 21:34:03,213 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 155 transitions, 1239 flow [2021-04-28 21:34:03,214 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 94 places, 155 transitions, 1239 flow [2021-04-28 21:34:42,323 INFO L129 PetriNetUnfolder]: 174509/265497 cut-off events. [2021-04-28 21:34:42,324 INFO L130 PetriNetUnfolder]: For 290312/459999 co-relation queries the response was YES. [2021-04-28 21:34:43,739 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1197242 conditions, 265497 events. 174509/265497 cut-off events. For 290312/459999 co-relation queries the response was YES. Maximal size of possible extension queue 46321. Compared 2959284 event pairs, 41598 based on Foata normal form. 146/81220 useless extension candidates. Maximal degree in co-relation 1197212. Up to 228907 conditions per place. [2021-04-28 21:34:47,067 INFO L146 LiptonReduction]: Number of co-enabled transitions 7588 [2021-04-28 21:35:08,756 INFO L158 LiptonReduction]: Checked pairs total: 7414 [2021-04-28 21:35:08,757 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:35:08,757 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 65545 [2021-04-28 21:35:08,758 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 155 transitions, 1239 flow [2021-04-28 21:35:08,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 245.5) internal successors, (982), 4 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:35:08,759 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:35:08,759 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:35:08,759 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 21:35:08,759 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]=== [2021-04-28 21:35:08,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:35:08,760 INFO L82 PathProgramCache]: Analyzing trace with hash 318614059, now seen corresponding path program 1 times [2021-04-28 21:35:08,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:35:08,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898733719] [2021-04-28 21:35:08,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:35:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:35:08,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:35:08,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:35:08,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:35:08,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:35:08,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:35:08,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:35:08,870 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 21:35:08,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 21:35:08,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:35:08,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:35:08,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:35:08,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898733719] [2021-04-28 21:35:08,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:35:08,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 21:35:08,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123950301] [2021-04-28 21:35:08,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 21:35:08,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:35:08,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 21:35:08,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 21:35:08,888 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 321 out of 417 [2021-04-28 21:35:08,890 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 155 transitions, 1239 flow. Second operand has 6 states, 6 states have (on average 321.8333333333333) internal successors, (1931), 6 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:35:08,890 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:35:08,890 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 321 of 417 [2021-04-28 21:35:08,890 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:35:56,657 INFO L129 PetriNetUnfolder]: 183616/290078 cut-off events. [2021-04-28 21:35:56,658 INFO L130 PetriNetUnfolder]: For 308080/1744832 co-relation queries the response was YES. [2021-04-28 21:35:58,196 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1585656 conditions, 290078 events. 183616/290078 cut-off events. For 308080/1744832 co-relation queries the response was YES. Maximal size of possible extension queue 53649. Compared 3396101 event pairs, 7239 based on Foata normal form. 5092/96884 useless extension candidates. Maximal degree in co-relation 1585624. Up to 246286 conditions per place. [2021-04-28 21:35:58,910 INFO L132 encePairwiseOnDemand]: 397/417 looper letters, 24 selfloop transitions, 95 changer transitions 12/201 dead transitions. [2021-04-28 21:35:58,910 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 201 transitions, 1910 flow [2021-04-28 21:35:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 21:35:58,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 21:35:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3015 transitions. [2021-04-28 21:35:58,919 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8033573141486811 [2021-04-28 21:35:58,919 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3015 transitions. [2021-04-28 21:35:58,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3015 transitions. [2021-04-28 21:35:58,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:35:58,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3015 transitions. [2021-04-28 21:35:58,929 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 335.0) internal successors, (3015), 9 states have internal predecessors, (3015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:35:58,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:35:58,938 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 417.0) internal successors, (4170), 10 states have internal predecessors, (4170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:35:58,939 INFO L185 Difference]: Start difference. First operand has 94 places, 155 transitions, 1239 flow. Second operand 9 states and 3015 transitions. [2021-04-28 21:35:58,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 201 transitions, 1910 flow [2021-04-28 21:37:02,853 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 201 transitions, 1910 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 21:37:02,856 INFO L241 Difference]: Finished difference. Result has 105 places, 186 transitions, 1829 flow [2021-04-28 21:37:02,857 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=417, PETRI_DIFFERENCE_MINUEND_FLOW=1239, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1829, PETRI_PLACES=105, PETRI_TRANSITIONS=186} [2021-04-28 21:37:02,857 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -53 predicate places. [2021-04-28 21:37:02,857 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:37:02,857 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 186 transitions, 1829 flow [2021-04-28 21:37:02,858 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 186 transitions, 1829 flow [2021-04-28 21:37:02,859 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 186 transitions, 1829 flow [2021-04-28 21:37:37,380 INFO L129 PetriNetUnfolder]: 121767/208930 cut-off events. [2021-04-28 21:37:37,380 INFO L130 PetriNetUnfolder]: For 923014/1453040 co-relation queries the response was YES. [2021-04-28 21:37:38,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1236140 conditions, 208930 events. 121767/208930 cut-off events. For 923014/1453040 co-relation queries the response was YES. Maximal size of possible extension queue 44397. Compared 2702610 event pairs, 7201 based on Foata normal form. 38/63492 useless extension candidates. Maximal degree in co-relation 1236105. Up to 171703 conditions per place. [2021-04-28 21:37:41,462 INFO L146 LiptonReduction]: Number of co-enabled transitions 8504 [2021-04-28 21:37:52,355 INFO L158 LiptonReduction]: Checked pairs total: 11490 [2021-04-28 21:37:52,355 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:37:52,355 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49498 [2021-04-28 21:37:52,356 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 186 transitions, 1829 flow [2021-04-28 21:37:52,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 321.8333333333333) internal successors, (1931), 6 states have internal predecessors, (1931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:37:52,358 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:37:52,358 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] [2021-04-28 21:37:52,358 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 21:37:52,358 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]=== [2021-04-28 21:37:52,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:37:52,359 INFO L82 PathProgramCache]: Analyzing trace with hash 795585316, now seen corresponding path program 1 times [2021-04-28 21:37:52,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:37:52,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795439798] [2021-04-28 21:37:52,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:37:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:37:52,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:37:52,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 21:37:52,487 INFO L142 QuantifierPusher]: treesize reduction 22, result has 72.5 percent of original size [2021-04-28 21:37:52,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-04-28 21:37:52,543 INFO L142 QuantifierPusher]: treesize reduction 31, result has 72.6 percent of original size [2021-04-28 21:37:52,546 INFO L147 QuantifierPusher]: treesize reduction 8, result has 90.2 percent of original size 74 [2021-04-28 21:37:52,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:37:52,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 21:37:52,604 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-04-28 21:37:52,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 21:37:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 21:37:52,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795439798] [2021-04-28 21:37:52,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:37:52,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 21:37:52,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532072133] [2021-04-28 21:37:52,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 21:37:52,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:37:52,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 21:37:52,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-28 21:37:52,619 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 202 out of 417 [2021-04-28 21:37:52,621 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 186 transitions, 1829 flow. Second operand has 7 states, 7 states have (on average 203.14285714285714) internal successors, (1422), 7 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 21:37:52,621 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:37:52,621 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 202 of 417 [2021-04-28 21:37:52,621 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:38:03,664 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1077] L786-->L793: Formula: (let ((.cse2 (= (mod v_~b$w_buff0_used~0_427 256) 0)) (.cse0 (= 0 (mod v_~b$r_buff1_thd2~0_46 256))) (.cse13 (= 0 (mod v_~b$w_buff1_used~0_292 256))) (.cse12 (= (mod v_~b$r_buff0_thd2~0_68 256) 0)) (.cse14 (= (mod v_~b$w_buff0_used~0_428 256) 0))) (let ((.cse9 (not .cse14)) (.cse8 (or .cse12 .cse14)) (.cse6 (not .cse13)) (.cse5 (not .cse0)) (.cse7 (or .cse0 .cse13)) (.cse11 (or .cse12 .cse2)) (.cse10 (not .cse12)) (.cse4 (not .cse2))) (and (let ((.cse3 (= 0 (mod v_~b$r_buff0_thd2~0_67 256))) (.cse1 (= (mod v_~b$w_buff1_used~0_291 256) 0))) (or (and (or .cse0 .cse1) (= v_~b$r_buff1_thd2~0_46 v_~b$r_buff1_thd2~0_45) (or .cse2 .cse3)) (and (= v_~b$r_buff1_thd2~0_45 0) (or (and (not .cse3) .cse4) (and .cse5 (not .cse1)))))) (or (and (= |v_P1_#t~ite11_31| v_~b~0_136) (or (and .cse6 .cse5 (= |v_P1_#t~ite11_31| v_~b$w_buff1~0_84)) (and .cse7 (= |v_P1_#t~ite11_31| v_~b~0_137))) .cse8) (and .cse9 .cse10 (= |v_P1_#t~ite11_31| |v_P1Thread1of1ForFork2_#t~ite11_1|) (= v_~b~0_136 v_~b$w_buff0~0_69))) (or (and .cse9 .cse10 (= v_~b$w_buff0_used~0_427 0)) (and (= v_~b$w_buff0_used~0_428 v_~b$w_buff0_used~0_427) .cse8)) (or (and (or (and .cse10 .cse4) (and .cse6 .cse5)) (= v_~b$w_buff1_used~0_291 0)) (and .cse11 .cse7 (= v_~b$w_buff1_used~0_292 v_~b$w_buff1_used~0_291))) (or (and (= v_~b$r_buff0_thd2~0_68 v_~b$r_buff0_thd2~0_67) .cse11) (and (= v_~b$r_buff0_thd2~0_67 0) .cse10 .cse4))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_428, ~b$r_buff0_thd2~0=v_~b$r_buff0_thd2~0_68, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_292, ~b~0=v_~b~0_137, ~b$w_buff1~0=v_~b$w_buff1~0_84, ~b$w_buff0~0=v_~b$w_buff0~0_69, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~b$r_buff1_thd2~0=v_~b$r_buff1_thd2~0_46} OutVars{~b$r_buff0_thd2~0=v_~b$r_buff0_thd2~0_67, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_427, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_291, ~b~0=v_~b~0_136, ~b$w_buff1~0=v_~b$w_buff1~0_84, ~b$w_buff0~0=v_~b$w_buff0~0_69, ~b$r_buff1_thd2~0=v_~b$r_buff1_thd2~0_45} AuxVars[|v_P1_#t~ite11_31|] AssignedVars[~b$w_buff0_used~0, ~b$r_buff0_thd2~0, ~b$w_buff1_used~0, ~b~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, P1Thread1of1ForFork2_#t~ite14, ~b$r_buff1_thd2~0, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][100], [P1Thread1of1ForFork2InUse, 322#(or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0))), P0Thread1of1ForFork1InUse, 579#(<= ~__unbuffered_cnt~0 0), Black: 321#(= ~__unbuffered_p3_EAX~0 0), P2Thread1of1ForFork3InUse, 390#(and (= ~x~0 1) (or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0)))), Black: 319#true, Black: 387#(= ~x~0 1), Black: 388#(or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0))), Black: 581#(<= ~__unbuffered_cnt~0 2), Black: 582#(= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0), Black: 588#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (<= ~__unbuffered_cnt~0 2)), 22#L766true, 414#(= ~y~0 1), 420#(<= ~__unbuffered_cnt~0 0), 101#L852true, Black: 353#(= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0), Black: 355#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (<= ~__unbuffered_cnt~0 0)), 681#true, 108#L813true, Black: 421#(<= ~__unbuffered_cnt~0 1), Black: 422#(= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0), Black: 424#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (<= ~__unbuffered_cnt~0 1)), 497#(= ~z~0 1), 50#L793true, 53#L876-1true, Black: 498#(or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0))), Black: 308#(<= ~y~0 0), Black: 495#true, P3Thread1of1ForFork0InUse]) [2021-04-28 21:38:03,664 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-04-28 21:38:03,664 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-04-28 21:38:03,664 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-04-28 21:38:03,664 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-04-28 21:38:16,284 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1077] L786-->L793: Formula: (let ((.cse2 (= (mod v_~b$w_buff0_used~0_427 256) 0)) (.cse0 (= 0 (mod v_~b$r_buff1_thd2~0_46 256))) (.cse13 (= 0 (mod v_~b$w_buff1_used~0_292 256))) (.cse12 (= (mod v_~b$r_buff0_thd2~0_68 256) 0)) (.cse14 (= (mod v_~b$w_buff0_used~0_428 256) 0))) (let ((.cse9 (not .cse14)) (.cse8 (or .cse12 .cse14)) (.cse6 (not .cse13)) (.cse5 (not .cse0)) (.cse7 (or .cse0 .cse13)) (.cse11 (or .cse12 .cse2)) (.cse10 (not .cse12)) (.cse4 (not .cse2))) (and (let ((.cse3 (= 0 (mod v_~b$r_buff0_thd2~0_67 256))) (.cse1 (= (mod v_~b$w_buff1_used~0_291 256) 0))) (or (and (or .cse0 .cse1) (= v_~b$r_buff1_thd2~0_46 v_~b$r_buff1_thd2~0_45) (or .cse2 .cse3)) (and (= v_~b$r_buff1_thd2~0_45 0) (or (and (not .cse3) .cse4) (and .cse5 (not .cse1)))))) (or (and (= |v_P1_#t~ite11_31| v_~b~0_136) (or (and .cse6 .cse5 (= |v_P1_#t~ite11_31| v_~b$w_buff1~0_84)) (and .cse7 (= |v_P1_#t~ite11_31| v_~b~0_137))) .cse8) (and .cse9 .cse10 (= |v_P1_#t~ite11_31| |v_P1Thread1of1ForFork2_#t~ite11_1|) (= v_~b~0_136 v_~b$w_buff0~0_69))) (or (and .cse9 .cse10 (= v_~b$w_buff0_used~0_427 0)) (and (= v_~b$w_buff0_used~0_428 v_~b$w_buff0_used~0_427) .cse8)) (or (and (or (and .cse10 .cse4) (and .cse6 .cse5)) (= v_~b$w_buff1_used~0_291 0)) (and .cse11 .cse7 (= v_~b$w_buff1_used~0_292 v_~b$w_buff1_used~0_291))) (or (and (= v_~b$r_buff0_thd2~0_68 v_~b$r_buff0_thd2~0_67) .cse11) (and (= v_~b$r_buff0_thd2~0_67 0) .cse10 .cse4))))) InVars {~b$w_buff0_used~0=v_~b$w_buff0_used~0_428, ~b$r_buff0_thd2~0=v_~b$r_buff0_thd2~0_68, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_292, ~b~0=v_~b~0_137, ~b$w_buff1~0=v_~b$w_buff1~0_84, ~b$w_buff0~0=v_~b$w_buff0~0_69, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~b$r_buff1_thd2~0=v_~b$r_buff1_thd2~0_46} OutVars{~b$r_buff0_thd2~0=v_~b$r_buff0_thd2~0_67, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~b$w_buff0_used~0=v_~b$w_buff0_used~0_427, ~b$w_buff1_used~0=v_~b$w_buff1_used~0_291, ~b~0=v_~b~0_136, ~b$w_buff1~0=v_~b$w_buff1~0_84, ~b$w_buff0~0=v_~b$w_buff0~0_69, ~b$r_buff1_thd2~0=v_~b$r_buff1_thd2~0_45} AuxVars[|v_P1_#t~ite11_31|] AssignedVars[~b$w_buff0_used~0, ~b$r_buff0_thd2~0, ~b$w_buff1_used~0, ~b~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, P1Thread1of1ForFork2_#t~ite14, ~b$r_buff1_thd2~0, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][100], [P1Thread1of1ForFork2InUse, 322#(or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0))), P0Thread1of1ForFork1InUse, 579#(<= ~__unbuffered_cnt~0 0), Black: 321#(= ~__unbuffered_p3_EAX~0 0), P2Thread1of1ForFork3InUse, 390#(and (= ~x~0 1) (or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0)))), Black: 319#true, Black: 387#(= ~x~0 1), Black: 388#(or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0))), Black: 581#(<= ~__unbuffered_cnt~0 2), Black: 582#(= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0), Black: 588#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (<= ~__unbuffered_cnt~0 2)), 85#L773true, 414#(= ~y~0 1), 420#(<= ~__unbuffered_cnt~0 0), 101#L852true, Black: 353#(= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0), Black: 355#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (<= ~__unbuffered_cnt~0 0)), 681#true, 108#L813true, Black: 421#(<= ~__unbuffered_cnt~0 1), Black: 422#(= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0), Black: 424#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (<= ~__unbuffered_cnt~0 1)), 497#(= ~z~0 1), 50#L793true, 53#L876-1true, Black: 498#(or (not (= ~__unbuffered_p3_EAX~0 1)) (not (= ~__unbuffered_p3_EBX~0 0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= 2 ~y~0)) (not (= 2 ~z~0))), Black: 308#(<= ~y~0 0), Black: 495#true, P3Thread1of1ForFork0InUse]) [2021-04-28 21:38:16,284 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-04-28 21:38:16,285 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-04-28 21:38:16,285 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-04-28 21:38:16,285 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown [2021-04-28 21:40:57,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 21:40:57,100 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 21:40:57,101 WARN L545 AbstractCegarLoop]: Verification canceled [2021-04-28 21:40:57,118 WARN L224 ceAbstractionStarter]: Timeout [2021-04-28 21:40:57,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 09:40:57 BasicIcfg [2021-04-28 21:40:57,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-28 21:40:57,120 INFO L168 Benchmark]: Toolchain (without parser) took 699614.46 ms. Allocated memory was 302.0 MB in the beginning and 16.0 GB in the end (delta: 15.7 GB). Free memory was 276.9 MB in the beginning and 9.7 GB in the end (delta: -9.4 GB). Peak memory consumption was 8.3 GB. Max. memory is 16.0 GB. [2021-04-28 21:40:57,124 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 21:40:57,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.90 ms. Allocated memory is still 302.0 MB. Free memory was 273.8 MB in the beginning and 279.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.0 GB. [2021-04-28 21:40:57,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.76 ms. Allocated memory is still 302.0 MB. Free memory was 279.3 MB in the beginning and 277.2 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 21:40:57,130 INFO L168 Benchmark]: Boogie Preprocessor took 81.22 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 274.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-28 21:40:57,131 INFO L168 Benchmark]: RCFGBuilder took 2589.61 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 274.1 MB in the beginning and 254.3 MB in the end (delta: 19.8 MB). Peak memory consumption was 171.9 MB. Max. memory is 16.0 GB. [2021-04-28 21:40:57,138 INFO L168 Benchmark]: TraceAbstraction took 696031.04 ms. Allocated memory was 362.8 MB in the beginning and 16.0 GB in the end (delta: 15.6 GB). Free memory was 254.3 MB in the beginning and 9.7 GB in the end (delta: -9.4 GB). Peak memory consumption was 8.2 GB. Max. memory is 16.0 GB. [2021-04-28 21:40:57,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 762.90 ms. Allocated memory is still 302.0 MB. Free memory was 273.8 MB in the beginning and 279.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 89.76 ms. Allocated memory is still 302.0 MB. Free memory was 279.3 MB in the beginning and 277.2 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 81.22 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 274.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2589.61 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 274.1 MB in the beginning and 254.3 MB in the end (delta: 19.8 MB). Peak memory consumption was 171.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 696031.04 ms. Allocated memory was 362.8 MB in the beginning and 16.0 GB in the end (delta: 15.6 GB). Free memory was 254.3 MB in the beginning and 9.7 GB in the end (delta: -9.4 GB). Peak memory consumption was 8.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 52287.0ms, 126 PlacesBefore, 158 PlacesAfterwards, 115 TransitionsBefore, 146 TransitionsAfterwards, 2876 CoEnabledTransitionPairs, 10 FixpointIterations, 189 TrivialSequentialCompositions, 106 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 1 ChoiceCompositions, 297 TotalNumberOfCompositions, 31978 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6658, positive: 6217, positive conditional: 6217, positive unconditional: 0, negative: 441, negative conditional: 441, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3163, positive: 3092, positive conditional: 0, positive unconditional: 3092, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3163, positive: 3092, positive conditional: 0, positive unconditional: 3092, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3163, positive: 3048, positive conditional: 0, positive unconditional: 3048, negative: 115, negative conditional: 0, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 115, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1389, positive: 178, positive conditional: 0, positive unconditional: 178, negative: 1211, negative conditional: 0, negative unconditional: 1211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6658, positive: 3125, positive conditional: 3125, positive unconditional: 0, negative: 370, negative conditional: 370, negative unconditional: 0, unknown: 3163, unknown conditional: 3163, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3163, Positive cache size: 3092, Positive conditional cache size: 3092, Positive unconditional cache size: 0, Negative cache size: 71, Negative conditional cache size: 71, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1352.0ms, 153 PlacesBefore, 92 PlacesAfterwards, 81 TransitionsBefore, 81 TransitionsAfterwards, 3378 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 4380 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 369, positive: 273, positive conditional: 273, positive unconditional: 0, negative: 96, negative conditional: 96, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 124, positive: 92, positive conditional: 43, positive unconditional: 49, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 124, positive: 92, positive conditional: 43, positive unconditional: 49, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 124, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 32, negative conditional: 10, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1318, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1318, negative conditional: 295, negative unconditional: 1023, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 369, positive: 181, positive conditional: 181, positive unconditional: 0, negative: 64, negative conditional: 64, negative unconditional: 0, unknown: 124, unknown conditional: 124, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3287, Positive cache size: 3184, Positive conditional cache size: 3184, Positive unconditional cache size: 0, Negative cache size: 103, Negative conditional cache size: 103, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 210.2ms, 93 PlacesBefore, 65 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 1832 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3130 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 607, positive: 530, positive conditional: 530, positive unconditional: 0, negative: 77, negative conditional: 77, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 99, positive: 92, positive conditional: 7, positive unconditional: 85, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 99, positive: 92, positive conditional: 7, positive unconditional: 85, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 99, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 148, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 607, positive: 438, positive conditional: 438, positive unconditional: 0, negative: 70, negative conditional: 70, negative unconditional: 0, unknown: 99, unknown conditional: 99, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3386, Positive cache size: 3276, Positive conditional cache size: 3276, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 511.6ms, 70 PlacesBefore, 67 PlacesAfterwards, 58 TransitionsBefore, 58 TransitionsAfterwards, 1890 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1392 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 216, positive: 183, positive conditional: 183, positive unconditional: 0, negative: 33, negative conditional: 33, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 25, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 25, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 420, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 420, negative conditional: 417, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 216, positive: 165, positive conditional: 165, positive unconditional: 0, negative: 26, negative conditional: 26, negative unconditional: 0, unknown: 25, unknown conditional: 25, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3411, Positive cache size: 3294, Positive conditional cache size: 3294, Positive unconditional cache size: 0, Negative cache size: 117, Negative conditional cache size: 117, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6713.4ms, 73 PlacesBefore, 73 PlacesAfterwards, 89 TransitionsBefore, 89 TransitionsAfterwards, 2880 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 2844 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 532, positive: 490, positive conditional: 490, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49, positive: 49, positive conditional: 25, positive unconditional: 24, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 49, positive: 49, positive conditional: 25, positive unconditional: 24, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 49, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 532, positive: 441, positive conditional: 441, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3460, Positive cache size: 3343, Positive conditional cache size: 3343, Positive unconditional cache size: 0, Negative cache size: 117, Negative conditional cache size: 117, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12145.1ms, 80 PlacesBefore, 80 PlacesAfterwards, 108 TransitionsBefore, 108 TransitionsAfterwards, 4472 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3210 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 559, positive: 518, positive conditional: 518, positive unconditional: 0, negative: 41, negative conditional: 41, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 29, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 29, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 246, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 246, negative conditional: 246, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 559, positive: 493, positive conditional: 493, positive unconditional: 0, negative: 37, negative conditional: 37, negative unconditional: 0, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3489, Positive cache size: 3368, Positive conditional cache size: 3368, Positive unconditional cache size: 0, Negative cache size: 121, Negative conditional cache size: 121, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17758.9ms, 83 PlacesBefore, 83 PlacesAfterwards, 108 TransitionsBefore, 108 TransitionsAfterwards, 4470 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 3210 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 505, positive: 464, positive conditional: 464, positive unconditional: 0, negative: 41, negative conditional: 41, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 1, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 1, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 505, positive: 459, positive conditional: 459, positive unconditional: 0, negative: 41, negative conditional: 41, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3494, Positive cache size: 3373, Positive conditional cache size: 3373, Positive unconditional cache size: 0, Negative cache size: 121, Negative conditional cache size: 121, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24032.2ms, 91 PlacesBefore, 91 PlacesAfterwards, 139 TransitionsBefore, 139 TransitionsAfterwards, 6198 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 6695 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1560, positive: 1495, positive conditional: 1495, positive unconditional: 0, negative: 65, negative conditional: 65, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 99, positive: 95, positive conditional: 64, positive unconditional: 31, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 99, positive: 95, positive conditional: 64, positive unconditional: 31, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 99, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 175, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1560, positive: 1400, positive conditional: 1400, positive unconditional: 0, negative: 61, negative conditional: 61, negative unconditional: 0, unknown: 99, unknown conditional: 99, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3593, Positive cache size: 3468, Positive conditional cache size: 3468, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 65544.0ms, 94 PlacesBefore, 94 PlacesAfterwards, 155 TransitionsBefore, 155 TransitionsAfterwards, 7588 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 7414 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1622, positive: 1554, positive conditional: 1554, positive unconditional: 0, negative: 68, negative conditional: 68, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 74, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 74, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1622, positive: 1468, positive conditional: 1468, positive unconditional: 0, negative: 68, negative conditional: 68, negative unconditional: 0, unknown: 86, unknown conditional: 86, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3679, Positive cache size: 3554, Positive conditional cache size: 3554, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 49497.2ms, 105 PlacesBefore, 105 PlacesAfterwards, 186 TransitionsBefore, 186 TransitionsAfterwards, 8504 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 11490 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2696, positive: 2604, positive conditional: 2604, positive unconditional: 0, negative: 92, negative conditional: 92, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 98, positive: 98, positive conditional: 88, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 98, positive: 98, positive conditional: 88, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 98, positive: 98, positive conditional: 0, positive unconditional: 98, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2696, positive: 2506, positive conditional: 2506, positive unconditional: 0, negative: 92, negative conditional: 92, negative unconditional: 0, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3777, Positive cache size: 3652, Positive conditional cache size: 3652, Positive unconditional cache size: 0, Negative cache size: 125, Negative conditional cache size: 125, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 18). Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was enhancing Floyd-Hoare automaton (7states, 202/417 universal loopers) in iteration 10,while PetriNetUnfolder was constructing finite prefix that currently has 3267369 conditions, 569494 events (328284/569493 cut-off events. For 8162267/17164095 co-relation queries the response was YES. Maximal size of possible extension queue 147900. Compared 8434955 event pairs, 1033 based on Foata normal form. 1082/178606 useless extension candidates. Maximal degree in co-relation 3267332. Up to 457528 conditions per place.). - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 18). Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was enhancing Floyd-Hoare automaton (7states, 202/417 universal loopers) in iteration 10,while PetriNetUnfolder was constructing finite prefix that currently has 3267369 conditions, 569494 events (328284/569493 cut-off events. For 8162267/17164095 co-relation queries the response was YES. Maximal size of possible extension queue 147900. Compared 8434955 event pairs, 1033 based on Foata normal form. 1082/178606 useless extension candidates. Maximal degree in co-relation 3267332. Up to 457528 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 118 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 19.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 695827.0ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 463795.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 52418.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 111 SDtfs, 110 SDslu, 43 SDs, 0 SdLazy, 527 SolverSat, 190 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 748.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 307.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1829occurred in iteration=9, InterpolantAutomatonStates: 43, 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: 50.8ms SsaConstructionTime, 473.2ms SatisfiabilityAnalysisTime, 987.7ms InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 943 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout !SESSION 2021-04-28 21:29:13.897 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.10 java.vendor=AdoptOpenJDK BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_GB Framework arguments: -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix046_rmo.oepc.i Command-line arguments: -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix046_rmo.oepc.i !ENTRY org.eclipse.osgi 4 0 2021-04-28 21:40:57.468 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da19cad60/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da19cad60/.metadata/.log.