/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/mix043_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 21:02:32,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 21:02:32,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 21:02:32,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 21:02:32,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 21:02:32,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 21:02:32,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 21:02:32,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 21:02:32,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 21:02:32,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 21:02:32,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 21:02:32,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 21:02:32,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 21:02:32,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 21:02:32,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 21:02:32,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 21:02:32,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 21:02:32,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 21:02:32,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 21:02:32,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 21:02:32,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 21:02:32,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 21:02:32,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 21:02:32,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 21:02:32,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 21:02:32,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 21:02:32,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 21:02:32,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 21:02:32,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 21:02:32,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 21:02:32,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 21:02:32,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 21:02:32,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 21:02:32,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 21:02:32,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 21:02:32,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 21:02:32,123 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 21:02:32,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 21:02:32,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 21:02:32,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 21:02:32,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 21:02:32,166 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 21:02:32,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 21:02:32,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 21:02:32,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 21:02:32,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 21:02:32,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 21:02:32,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 21:02:32,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 21:02:32,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 21:02:32,168 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 21:02:32,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 21:02:32,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 21:02:32,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 21:02:32,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 21:02:32,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 21:02:32,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 21:02:32,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 21:02:32,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 21:02:32,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 21:02:32,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 21:02:32,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 21:02:32,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 21:02:32,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 21:02:32,171 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 21:02:32,171 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 21:02:32,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 21:02:32,172 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 21:02:32,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 21:02:32,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 21:02:32,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 21:02:32,581 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 21:02:32,582 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 21:02:32,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix043_rmo.oepc.i [2021-04-28 21:02:32,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192fd6e38/e028dfa0df834198a52a098766f7d92d/FLAG0408be19f [2021-04-28 21:02:33,490 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 21:02:33,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix043_rmo.oepc.i [2021-04-28 21:02:33,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192fd6e38/e028dfa0df834198a52a098766f7d92d/FLAG0408be19f [2021-04-28 21:02:33,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192fd6e38/e028dfa0df834198a52a098766f7d92d [2021-04-28 21:02:33,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 21:02:33,784 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 21:02:33,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 21:02:33,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 21:02:33,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 21:02:33,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 09:02:33" (1/1) ... [2021-04-28 21:02:33,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb1b3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:33, skipping insertion in model container [2021-04-28 21:02:33,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 09:02:33" (1/1) ... [2021-04-28 21:02:33,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 21:02:33,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 21:02:34,025 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/mix043_rmo.oepc.i[949,962] [2021-04-28 21:02:34,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 21:02:34,414 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 21:02:34,429 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/mix043_rmo.oepc.i[949,962] [2021-04-28 21:02:34,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 21:02:34,694 INFO L208 MainTranslator]: Completed translation [2021-04-28 21:02:34,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34 WrapperNode [2021-04-28 21:02:34,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 21:02:34,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 21:02:34,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 21:02:34,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 21:02:34,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 21:02:34,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 21:02:34,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 21:02:34,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 21:02:34,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (1/1) ... [2021-04-28 21:02:34,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 21:02:34,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 21:02:34,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 21:02:34,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 21:02:34,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (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 21:02:34,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 21:02:34,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 21:02:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 21:02:34,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 21:02:34,949 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 21:02:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 21:02:34,950 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 21:02:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 21:02:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 21:02:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 21:02:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 21:02:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 21:02:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 21:02:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 21:02:34,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 21:02:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 21:02:34,954 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 21:02:37,459 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 21:02:37,459 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 21:02:37,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:02:37 BoogieIcfgContainer [2021-04-28 21:02:37,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 21:02:37,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 21:02:37,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 21:02:37,468 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 21:02:37,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 09:02:33" (1/3) ... [2021-04-28 21:02:37,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750f2adc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:02:37, skipping insertion in model container [2021-04-28 21:02:37,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 09:02:34" (2/3) ... [2021-04-28 21:02:37,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750f2adc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 09:02:37, skipping insertion in model container [2021-04-28 21:02:37,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 09:02:37" (3/3) ... [2021-04-28 21:02:37,471 INFO L111 eAbstractionObserver]: Analyzing ICFG mix043_rmo.oepc.i [2021-04-28 21:02:37,479 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 21:02:37,485 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 21:02:37,486 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 21:02:37,533 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,533 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,533 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,534 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,534 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,534 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,534 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,534 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,535 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,535 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,535 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,535 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,536 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,536 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,538 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,538 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,538 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,538 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,539 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,540 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,541 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,541 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,541 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,542 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,542 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,547 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,547 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,547 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,547 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,547 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,548 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,548 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,548 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,548 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,548 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,548 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,549 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,549 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,549 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,549 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,550 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,550 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,550 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,550 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,550 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,551 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,551 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,552 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,552 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,553 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,553 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,553 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,553 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,553 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,554 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,554 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,554 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,554 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,554 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,554 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,555 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,555 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,555 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,555 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,555 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,555 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,556 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,556 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,556 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,556 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,556 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,557 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,558 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,559 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,560 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,562 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,562 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,563 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,563 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,563 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,563 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,563 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,563 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,564 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,565 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,566 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,567 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,568 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,568 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,570 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,571 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,572 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,573 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,574 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,576 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,577 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,577 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,578 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,578 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,578 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,578 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,578 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,578 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,579 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,579 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,579 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,579 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,579 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,580 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,580 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,580 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,580 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,580 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,580 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,581 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,581 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,581 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,581 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,581 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,582 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,584 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,586 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,586 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,586 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,586 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,586 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,587 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,588 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,588 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,589 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,591 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,592 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,592 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,592 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,592 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,592 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 21:02:37,594 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 21:02:37,619 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 21:02:37,645 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 21:02:37,645 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 21:02:37,646 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 21:02:37,646 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 21:02:37,646 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 21:02:37,646 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 21:02:37,646 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 21:02:37,646 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 21:02:37,662 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 120 transitions, 260 flow [2021-04-28 21:02:37,744 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-04-28 21:02:37,744 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:02:37,765 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 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. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 21:02:37,765 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 120 transitions, 260 flow [2021-04-28 21:02:37,776 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 127 places, 116 transitions, 244 flow [2021-04-28 21:02:37,778 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:02:37,800 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 116 transitions, 244 flow [2021-04-28 21:02:37,807 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 116 transitions, 244 flow [2021-04-28 21:02:37,811 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 116 transitions, 244 flow [2021-04-28 21:02:37,861 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-04-28 21:02:37,862 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:02:37,863 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 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. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 21:02:37,870 INFO L146 LiptonReduction]: Number of co-enabled transitions 2876 [2021-04-28 21:02:41,843 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 21:02:41,946 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 21:02:42,470 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-04-28 21:02:42,676 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 21:02:43,806 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 21:02:43,947 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 21:02:44,096 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 21:02:53,033 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 21:02:59,960 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:03:00,076 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:03:00,197 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:03:00,312 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 21:03:00,784 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:03:00,893 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:03:00,996 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:03:01,102 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 21:03:01,241 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:03:01,348 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:03:01,661 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:03:01,780 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:03:01,904 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:03:02,028 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 21:03:02,944 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 21:03:03,249 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:03:03,364 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:03:03,476 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:03:03,590 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 21:03:04,098 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:04,214 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:04,331 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:04,448 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:04,561 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:03:04,673 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:03:04,784 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:03:04,899 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 21:03:05,009 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,114 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,220 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,325 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,430 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,535 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,640 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,744 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:05,894 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 21:03:06,042 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 21:03:06,188 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 21:03:06,335 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 21:03:06,440 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:06,646 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:06,751 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:07,073 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 21:03:07,271 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:07,376 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:07,481 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:07,585 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 21:03:07,972 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 21:03:08,131 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 21:03:08,287 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 21:03:08,444 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 21:03:08,581 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 21:03:08,718 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 21:03:08,851 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 21:03:08,984 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 21:03:09,138 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:03:09,287 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:03:09,442 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:03:09,597 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 21:03:09,772 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:09,947 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:10,118 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:10,329 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:10,494 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:03:10,653 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:03:10,817 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:03:10,978 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 21:03:11,153 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:03:11,335 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:03:11,518 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:03:11,698 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 21:03:11,843 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:11,993 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:12,145 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:12,296 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:12,448 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:12,595 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:12,745 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:12,895 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:13,040 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:13,191 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:13,340 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:13,494 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:13,627 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:03:13,793 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:03:13,929 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:03:14,069 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 21:03:14,261 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:03:14,448 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:03:14,638 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:03:14,830 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 21:03:15,002 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:15,185 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:15,362 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:15,536 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 21:03:15,697 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:15,858 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:16,030 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:16,201 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:16,385 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:03:16,571 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:03:16,755 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:03:16,948 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 21:03:17,146 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:17,337 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:17,522 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:17,708 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 21:03:17,847 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:17,981 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:18,118 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:18,255 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:18,516 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:18,740 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:18,953 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:19,175 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:19,333 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:19,485 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:19,633 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:19,785 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 21:03:19,998 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:03:20,208 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:03:20,423 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:03:20,638 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 21:03:20,856 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:21,073 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:21,314 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:21,538 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:21,762 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:21,981 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:22,199 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:22,414 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:22,639 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:22,867 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:23,085 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:23,296 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:23,496 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:03:23,696 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:03:23,902 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:03:24,116 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 21:03:24,243 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:24,370 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:24,499 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:24,630 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 21:03:25,189 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-04-28 21:03:25,468 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 21:03:26,032 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-04-28 21:03:26,292 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 21:03:26,515 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:26,739 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:26,955 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:27,181 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 21:03:27,715 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-04-28 21:03:27,972 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-28 21:03:28,512 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-04-28 21:03:28,761 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-28 21:03:28,960 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:03:29,157 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:03:29,354 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:03:29,562 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 21:03:29,608 INFO L158 LiptonReduction]: Checked pairs total: 28569 [2021-04-28 21:03:29,609 INFO L160 LiptonReduction]: Total number of compositions: 289 [2021-04-28 21:03:29,615 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51838 [2021-04-28 21:03:29,638 INFO L129 PetriNetUnfolder]: 0/65 cut-off events. [2021-04-28 21:03:29,639 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:03:29,639 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:03:29,640 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-04-28 21:03:29,640 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 21:03:29,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:03:29,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1402811, now seen corresponding path program 1 times [2021-04-28 21:03:29,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:03:29,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013602582] [2021-04-28 21:03:29,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:03:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:03:29,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:29,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:03:29,881 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 21:03:29,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013602582] [2021-04-28 21:03:29,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:03:29,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 21:03:29,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903294214] [2021-04-28 21:03:29,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 21:03:29,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:03:29,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 21:03:29,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 21:03:29,914 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 308 out of 409 [2021-04-28 21:03:29,920 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 144 transitions, 300 flow. Second operand has 3 states, 3 states have (on average 308.6666666666667) internal successors, (926), 3 states have internal predecessors, (926), 0 states have call successors, (0), 0 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 21:03:29,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:03:29,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 308 of 409 [2021-04-28 21:03:29,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:03:30,195 INFO L129 PetriNetUnfolder]: 133/825 cut-off events. [2021-04-28 21:03:30,196 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:03:30,201 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1061 conditions, 825 events. 133/825 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 7317 event pairs, 110 based on Foata normal form. 69/345 useless extension candidates. Maximal degree in co-relation 975. Up to 153 conditions per place. [2021-04-28 21:03:30,208 INFO L132 encePairwiseOnDemand]: 386/409 looper letters, 11 selfloop transitions, 2 changer transitions 60/145 dead transitions. [2021-04-28 21:03:30,208 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 145 transitions, 362 flow [2021-04-28 21:03:30,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 21:03:30,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 21:03:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 961 transitions. [2021-04-28 21:03:30,229 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7832110839445803 [2021-04-28 21:03:30,230 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 961 transitions. [2021-04-28 21:03:30,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 961 transitions. [2021-04-28 21:03:30,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:03:30,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 961 transitions. [2021-04-28 21:03:30,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 320.3333333333333) internal successors, (961), 3 states have internal predecessors, (961), 0 states have call successors, (0), 0 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 21:03:30,259 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 0 states have call successors, (0), 0 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 21:03:30,261 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 0 states have call successors, (0), 0 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 21:03:30,263 INFO L185 Difference]: Start difference. First operand has 156 places, 144 transitions, 300 flow. Second operand 3 states and 961 transitions. [2021-04-28 21:03:30,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 145 transitions, 362 flow [2021-04-28 21:03:30,268 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 145 transitions, 358 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 21:03:30,271 INFO L241 Difference]: Finished difference. Result has 151 places, 80 transitions, 172 flow [2021-04-28 21:03:30,274 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=288, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=172, PETRI_PLACES=151, PETRI_TRANSITIONS=80} [2021-04-28 21:03:30,274 INFO L343 CegarLoopForPetriNet]: 156 programPoint places, -5 predicate places. [2021-04-28 21:03:30,275 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:03:30,275 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 80 transitions, 172 flow [2021-04-28 21:03:30,275 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 80 transitions, 172 flow [2021-04-28 21:03:30,276 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 80 transitions, 172 flow [2021-04-28 21:03:30,287 INFO L129 PetriNetUnfolder]: 0/80 cut-off events. [2021-04-28 21:03:30,288 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:03:30,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 80 events. 0/80 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 389 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 21:03:30,291 INFO L146 LiptonReduction]: Number of co-enabled transitions 3316 [2021-04-28 21:03:31,066 INFO L158 LiptonReduction]: Checked pairs total: 4278 [2021-04-28 21:03:31,066 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:03:31,067 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 792 [2021-04-28 21:03:31,069 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 80 transitions, 172 flow [2021-04-28 21:03:31,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 308.6666666666667) internal successors, (926), 3 states have internal predecessors, (926), 0 states have call successors, (0), 0 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 21:03:31,070 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:03:31,070 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:03:31,071 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 21:03:31,071 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 21:03:31,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:03:31,072 INFO L82 PathProgramCache]: Analyzing trace with hash 593966690, now seen corresponding path program 1 times [2021-04-28 21:03:31,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:03:31,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972898414] [2021-04-28 21:03:31,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:03:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:03:31,261 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 21:03:31,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 21:03:31,271 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 21:03:31,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972898414] [2021-04-28 21:03:31,272 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:03:31,272 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 21:03:31,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449170523] [2021-04-28 21:03:31,273 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 21:03:31,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:03:31,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 21:03:31,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 21:03:31,277 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 409 [2021-04-28 21:03:31,278 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 80 transitions, 172 flow. Second operand has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 0 states have call successors, (0), 0 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 21:03:31,278 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:03:31,278 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 409 [2021-04-28 21:03:31,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:03:33,102 INFO L129 PetriNetUnfolder]: 4373/11477 cut-off events. [2021-04-28 21:03:33,103 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 21:03:33,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18050 conditions, 11477 events. 4373/11477 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1778. Compared 144415 event pairs, 1382 based on Foata normal form. 0/6649 useless extension candidates. Maximal degree in co-relation 18041. Up to 4512 conditions per place. [2021-04-28 21:03:33,171 INFO L132 encePairwiseOnDemand]: 386/409 looper letters, 9 selfloop transitions, 9 changer transitions 48/111 dead transitions. [2021-04-28 21:03:33,172 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 111 transitions, 366 flow [2021-04-28 21:03:33,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 21:03:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 21:03:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 766 transitions. [2021-04-28 21:03:33,175 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6242868785656072 [2021-04-28 21:03:33,176 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 766 transitions. [2021-04-28 21:03:33,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 766 transitions. [2021-04-28 21:03:33,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:03:33,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 766 transitions. [2021-04-28 21:03:33,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 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 21:03:33,183 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 0 states have call successors, (0), 0 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 21:03:33,184 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 0 states have call successors, (0), 0 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 21:03:33,185 INFO L185 Difference]: Start difference. First operand has 91 places, 80 transitions, 172 flow. Second operand 3 states and 766 transitions. [2021-04-28 21:03:33,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 111 transitions, 366 flow [2021-04-28 21:03:33,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 111 transitions, 362 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 21:03:33,191 INFO L241 Difference]: Finished difference. Result has 93 places, 63 transitions, 188 flow [2021-04-28 21:03:33,192 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=188, PETRI_PLACES=93, PETRI_TRANSITIONS=63} [2021-04-28 21:03:33,192 INFO L343 CegarLoopForPetriNet]: 156 programPoint places, -63 predicate places. [2021-04-28 21:03:33,192 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:03:33,193 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 63 transitions, 188 flow [2021-04-28 21:03:33,194 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 63 transitions, 188 flow [2021-04-28 21:03:33,195 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 63 transitions, 188 flow [2021-04-28 21:03:33,310 INFO L129 PetriNetUnfolder]: 198/795 cut-off events. [2021-04-28 21:03:33,310 INFO L130 PetriNetUnfolder]: For 49/51 co-relation queries the response was YES. [2021-04-28 21:03:33,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1279 conditions, 795 events. 198/795 cut-off events. For 49/51 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 6900 event pairs, 84 based on Foata normal form. 0/518 useless extension candidates. Maximal degree in co-relation 1270. Up to 291 conditions per place. [2021-04-28 21:03:33,336 INFO L146 LiptonReduction]: Number of co-enabled transitions 2180 [2021-04-28 21:03:33,651 INFO L158 LiptonReduction]: Checked pairs total: 1519 [2021-04-28 21:03:33,651 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:03:33,651 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 459 [2021-04-28 21:03:33,657 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 63 transitions, 188 flow [2021-04-28 21:03:33,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 0 states have call successors, (0), 0 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 21:03:33,658 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:03:33,658 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:03:33,659 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 21:03:33,659 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 21:03:33,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:03:33,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1233095796, now seen corresponding path program 1 times [2021-04-28 21:03:33,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:03:33,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936693799] [2021-04-28 21:03:33,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:03:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:03:33,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:33,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:03:33,810 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 21:03:33,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 21:03:33,826 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 21:03:33,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936693799] [2021-04-28 21:03:33,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:03:33,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 21:03:33,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97444967] [2021-04-28 21:03:33,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 21:03:33,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:03:33,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 21:03:33,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 21:03:33,831 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 409 [2021-04-28 21:03:33,833 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 63 transitions, 188 flow. Second operand has 4 states, 4 states have (on average 235.75) internal successors, (943), 4 states have internal predecessors, (943), 0 states have call successors, (0), 0 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 21:03:33,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:03:33,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 409 [2021-04-28 21:03:33,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:03:33,933 INFO L129 PetriNetUnfolder]: 117/473 cut-off events. [2021-04-28 21:03:33,933 INFO L130 PetriNetUnfolder]: For 60/195 co-relation queries the response was YES. [2021-04-28 21:03:33,935 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1002 conditions, 473 events. 117/473 cut-off events. For 60/195 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 3420 event pairs, 24 based on Foata normal form. 23/338 useless extension candidates. Maximal degree in co-relation 991. Up to 180 conditions per place. [2021-04-28 21:03:33,938 INFO L132 encePairwiseOnDemand]: 402/409 looper letters, 12 selfloop transitions, 7 changer transitions 4/68 dead transitions. [2021-04-28 21:03:33,939 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 68 transitions, 260 flow [2021-04-28 21:03:33,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 21:03:33,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 21:03:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 956 transitions. [2021-04-28 21:03:33,943 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5843520782396088 [2021-04-28 21:03:33,943 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 956 transitions. [2021-04-28 21:03:33,943 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 956 transitions. [2021-04-28 21:03:33,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:03:33,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 956 transitions. [2021-04-28 21:03:33,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 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 21:03:33,951 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 409.0) internal successors, (2045), 5 states have internal predecessors, (2045), 0 states have call successors, (0), 0 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 21:03:33,952 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 409.0) internal successors, (2045), 5 states have internal predecessors, (2045), 0 states have call successors, (0), 0 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 21:03:33,952 INFO L185 Difference]: Start difference. First operand has 68 places, 63 transitions, 188 flow. Second operand 4 states and 956 transitions. [2021-04-28 21:03:33,952 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 68 transitions, 260 flow [2021-04-28 21:03:33,955 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 68 transitions, 236 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 21:03:33,957 INFO L241 Difference]: Finished difference. Result has 72 places, 62 transitions, 202 flow [2021-04-28 21:03:33,957 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=202, PETRI_PLACES=72, PETRI_TRANSITIONS=62} [2021-04-28 21:03:33,957 INFO L343 CegarLoopForPetriNet]: 156 programPoint places, -84 predicate places. [2021-04-28 21:03:33,958 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:03:33,958 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 62 transitions, 202 flow [2021-04-28 21:03:33,958 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 62 transitions, 202 flow [2021-04-28 21:03:33,959 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 62 transitions, 202 flow [2021-04-28 21:03:34,012 INFO L129 PetriNetUnfolder]: 87/387 cut-off events. [2021-04-28 21:03:34,012 INFO L130 PetriNetUnfolder]: For 102/107 co-relation queries the response was YES. [2021-04-28 21:03:34,014 INFO L84 FinitePrefix]: Finished finitePrefix Result has 697 conditions, 387 events. 87/387 cut-off events. For 102/107 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 2711 event pairs, 40 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 685. Up to 134 conditions per place. [2021-04-28 21:03:34,024 INFO L146 LiptonReduction]: Number of co-enabled transitions 2076 [2021-04-28 21:03:34,172 INFO L158 LiptonReduction]: Checked pairs total: 1605 [2021-04-28 21:03:34,172 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:03:34,173 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 215 [2021-04-28 21:03:34,175 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 62 transitions, 202 flow [2021-04-28 21:03:34,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 235.75) internal successors, (943), 4 states have internal predecessors, (943), 0 states have call successors, (0), 0 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 21:03:34,176 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:03:34,176 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:03:34,176 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 21:03:34,176 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 21:03:34,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:03:34,177 INFO L82 PathProgramCache]: Analyzing trace with hash -428738987, now seen corresponding path program 1 times [2021-04-28 21:03:34,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:03:34,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472681082] [2021-04-28 21:03:34,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:03:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:03:34,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:34,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:03:34,253 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 21:03:34,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 21:03:34,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:34,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:03:34,264 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 21:03:34,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472681082] [2021-04-28 21:03:34,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:03:34,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 21:03:34,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077621062] [2021-04-28 21:03:34,265 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 21:03:34,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:03:34,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 21:03:34,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 21:03:34,268 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 409 [2021-04-28 21:03:34,270 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 62 transitions, 202 flow. Second operand has 4 states, 4 states have (on average 313.75) internal successors, (1255), 4 states have internal predecessors, (1255), 0 states have call successors, (0), 0 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 21:03:34,270 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:03:34,270 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 409 [2021-04-28 21:03:34,270 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:03:41,109 INFO L129 PetriNetUnfolder]: 40944/60537 cut-off events. [2021-04-28 21:03:41,109 INFO L130 PetriNetUnfolder]: For 899/1071 co-relation queries the response was YES. [2021-04-28 21:03:41,390 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121830 conditions, 60537 events. 40944/60537 cut-off events. For 899/1071 co-relation queries the response was YES. Maximal size of possible extension queue 9945. Compared 559405 event pairs, 21896 based on Foata normal form. 1075/18681 useless extension candidates. Maximal degree in co-relation 121816. Up to 38509 conditions per place. [2021-04-28 21:03:41,656 INFO L132 encePairwiseOnDemand]: 389/409 looper letters, 34 selfloop transitions, 33 changer transitions 0/106 dead transitions. [2021-04-28 21:03:41,656 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 106 transitions, 424 flow [2021-04-28 21:03:41,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 21:03:41,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 21:03:41,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1631 transitions. [2021-04-28 21:03:41,664 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7975550122249389 [2021-04-28 21:03:41,664 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1631 transitions. [2021-04-28 21:03:41,664 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1631 transitions. [2021-04-28 21:03:41,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:03:41,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1631 transitions. [2021-04-28 21:03:41,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 326.2) internal successors, (1631), 5 states have internal predecessors, (1631), 0 states have call successors, (0), 0 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 21:03:41,679 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 409.0) internal successors, (2454), 6 states have internal predecessors, (2454), 0 states have call successors, (0), 0 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 21:03:41,681 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 409.0) internal successors, (2454), 6 states have internal predecessors, (2454), 0 states have call successors, (0), 0 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 21:03:41,682 INFO L185 Difference]: Start difference. First operand has 70 places, 62 transitions, 202 flow. Second operand 5 states and 1631 transitions. [2021-04-28 21:03:41,682 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 106 transitions, 424 flow [2021-04-28 21:03:41,691 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 106 transitions, 421 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 21:03:41,697 INFO L241 Difference]: Finished difference. Result has 76 places, 93 transitions, 445 flow [2021-04-28 21:03:41,697 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=199, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=445, PETRI_PLACES=76, PETRI_TRANSITIONS=93} [2021-04-28 21:03:41,698 INFO L343 CegarLoopForPetriNet]: 156 programPoint places, -80 predicate places. [2021-04-28 21:03:41,698 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:03:41,698 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 93 transitions, 445 flow [2021-04-28 21:03:41,698 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 93 transitions, 445 flow [2021-04-28 21:03:41,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 93 transitions, 445 flow [2021-04-28 21:03:47,135 INFO L129 PetriNetUnfolder]: 38701/58463 cut-off events. [2021-04-28 21:03:47,135 INFO L130 PetriNetUnfolder]: For 10489/53712 co-relation queries the response was YES. [2021-04-28 21:03:47,370 INFO L84 FinitePrefix]: Finished finitePrefix Result has 166607 conditions, 58463 events. 38701/58463 cut-off events. For 10489/53712 co-relation queries the response was YES. Maximal size of possible extension queue 9311. Compared 560387 event pairs, 21650 based on Foata normal form. 7/17574 useless extension candidates. Maximal degree in co-relation 166591. Up to 55079 conditions per place. [2021-04-28 21:03:47,925 INFO L146 LiptonReduction]: Number of co-enabled transitions 3154 [2021-04-28 21:03:59,081 INFO L158 LiptonReduction]: Checked pairs total: 3150 [2021-04-28 21:03:59,081 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:03:59,082 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17384 [2021-04-28 21:03:59,084 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 93 transitions, 445 flow [2021-04-28 21:03:59,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 313.75) internal successors, (1255), 4 states have internal predecessors, (1255), 0 states have call successors, (0), 0 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 21:03:59,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:03:59,085 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 21:03:59,086 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 21:03:59,086 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 21:03:59,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:03:59,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1869919596, now seen corresponding path program 1 times [2021-04-28 21:03:59,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:03:59,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925671162] [2021-04-28 21:03:59,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:03:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:03:59,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:59,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:03:59,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:59,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:03:59,206 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 21:03:59,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 21:03:59,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:03:59,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 21:03:59,217 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 21:03:59,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925671162] [2021-04-28 21:03:59,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:03:59,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 21:03:59,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393631352] [2021-04-28 21:03:59,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 21:03:59,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:03:59,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 21:03:59,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 21:03:59,222 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 409 [2021-04-28 21:03:59,224 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 93 transitions, 445 flow. Second operand has 5 states, 5 states have (on average 313.8) internal successors, (1569), 5 states have internal predecessors, (1569), 0 states have call successors, (0), 0 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 21:03:59,224 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:03:59,224 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 409 [2021-04-28 21:03:59,224 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:04:06,274 INFO L129 PetriNetUnfolder]: 44535/69474 cut-off events. [2021-04-28 21:04:06,275 INFO L130 PetriNetUnfolder]: For 19516/255773 co-relation queries the response was YES. [2021-04-28 21:04:06,537 INFO L84 FinitePrefix]: Finished finitePrefix Result has 265707 conditions, 69474 events. 44535/69474 cut-off events. For 19516/255773 co-relation queries the response was YES. Maximal size of possible extension queue 12477. Compared 693226 event pairs, 8981 based on Foata normal form. 1301/23912 useless extension candidates. Maximal degree in co-relation 265689. Up to 64571 conditions per place. [2021-04-28 21:04:06,791 INFO L132 encePairwiseOnDemand]: 389/409 looper letters, 35 selfloop transitions, 64 changer transitions 0/138 dead transitions. [2021-04-28 21:04:06,791 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 138 transitions, 892 flow [2021-04-28 21:04:06,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 21:04:06,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 21:04:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2287 transitions. [2021-04-28 21:04:06,799 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.798812434509256 [2021-04-28 21:04:06,799 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2287 transitions. [2021-04-28 21:04:06,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2287 transitions. [2021-04-28 21:04:06,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:04:06,801 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2287 transitions. [2021-04-28 21:04:06,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 326.7142857142857) internal successors, (2287), 7 states have internal predecessors, (2287), 0 states have call successors, (0), 0 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 21:04:06,816 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 409.0) internal successors, (3272), 8 states have internal predecessors, (3272), 0 states have call successors, (0), 0 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 21:04:06,819 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 409.0) internal successors, (3272), 8 states have internal predecessors, (3272), 0 states have call successors, (0), 0 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 21:04:06,819 INFO L185 Difference]: Start difference. First operand has 76 places, 93 transitions, 445 flow. Second operand 7 states and 2287 transitions. [2021-04-28 21:04:06,819 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 138 transitions, 892 flow [2021-04-28 21:04:06,957 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 138 transitions, 892 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 21:04:06,960 INFO L241 Difference]: Finished difference. Result has 85 places, 124 transitions, 887 flow [2021-04-28 21:04:06,961 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=445, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=887, PETRI_PLACES=85, PETRI_TRANSITIONS=124} [2021-04-28 21:04:06,961 INFO L343 CegarLoopForPetriNet]: 156 programPoint places, -71 predicate places. [2021-04-28 21:04:06,961 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:04:06,961 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 124 transitions, 887 flow [2021-04-28 21:04:06,962 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 124 transitions, 887 flow [2021-04-28 21:04:06,963 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 124 transitions, 887 flow [2021-04-28 21:04:13,599 INFO L129 PetriNetUnfolder]: 41604/66492 cut-off events. [2021-04-28 21:04:13,600 INFO L130 PetriNetUnfolder]: For 61991/178384 co-relation queries the response was YES. [2021-04-28 21:04:13,894 INFO L84 FinitePrefix]: Finished finitePrefix Result has 312675 conditions, 66492 events. 41604/66492 cut-off events. For 61991/178384 co-relation queries the response was YES. Maximal size of possible extension queue 11355. Compared 699298 event pairs, 8841 based on Foata normal form. 37/20829 useless extension candidates. Maximal degree in co-relation 312654. Up to 63014 conditions per place. [2021-04-28 21:04:14,672 INFO L146 LiptonReduction]: Number of co-enabled transitions 4452 [2021-04-28 21:04:40,902 INFO L158 LiptonReduction]: Checked pairs total: 6543 [2021-04-28 21:04:40,902 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 21:04:40,902 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33941 [2021-04-28 21:04:40,904 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 124 transitions, 887 flow [2021-04-28 21:04:40,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 313.8) internal successors, (1569), 5 states have internal predecessors, (1569), 0 states have call successors, (0), 0 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 21:04:40,905 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 21:04:40,905 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 21:04:40,905 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 21:04:40,905 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 21:04:40,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 21:04:40,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1056330380, now seen corresponding path program 1 times [2021-04-28 21:04:40,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 21:04:40,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267350785] [2021-04-28 21:04:40,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 21:04:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 21:04:41,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:04:41,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:04:41,085 INFO L142 QuantifierPusher]: treesize reduction 10, result has 67.7 percent of original size [2021-04-28 21:04:41,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 21:04:41,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:04:41,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 21:04:41,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 21:04:41,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 21:04:41,126 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 21:04:41,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267350785] [2021-04-28 21:04:41,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 21:04:41,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 21:04:41,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598616807] [2021-04-28 21:04:41,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 21:04:41,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 21:04:41,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 21:04:41,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-04-28 21:04:41,131 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 409 [2021-04-28 21:04:41,133 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 124 transitions, 887 flow. Second operand has 6 states, 6 states have (on average 214.16666666666666) internal successors, (1285), 6 states have internal predecessors, (1285), 0 states have call successors, (0), 0 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 21:04:41,133 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 21:04:41,133 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 409 [2021-04-28 21:04:41,133 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 21:05:12,599 INFO L129 PetriNetUnfolder]: 142203/230833 cut-off events. [2021-04-28 21:05:12,599 INFO L130 PetriNetUnfolder]: For 525442/5198539 co-relation queries the response was YES. [2021-04-28 21:05:13,909 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1085993 conditions, 230833 events. 142203/230833 cut-off events. For 525442/5198539 co-relation queries the response was YES. Maximal size of possible extension queue 38484. Compared 2674062 event pairs, 26886 based on Foata normal form. 770/69081 useless extension candidates. Maximal degree in co-relation 1085970. Up to 215300 conditions per place. [2021-04-28 21:05:14,553 INFO L132 encePairwiseOnDemand]: 401/409 looper letters, 19 selfloop transitions, 14 changer transitions 0/147 dead transitions. [2021-04-28 21:05:14,553 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 147 transitions, 1055 flow [2021-04-28 21:05:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 21:05:14,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 21:05:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1523 transitions. [2021-04-28 21:05:14,560 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5319594830597275 [2021-04-28 21:05:14,560 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1523 transitions. [2021-04-28 21:05:14,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1523 transitions. [2021-04-28 21:05:14,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 21:05:14,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1523 transitions. [2021-04-28 21:05:14,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 217.57142857142858) internal successors, (1523), 7 states have internal predecessors, (1523), 0 states have call successors, (0), 0 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 21:05:14,571 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 409.0) internal successors, (3272), 8 states have internal predecessors, (3272), 0 states have call successors, (0), 0 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 21:05:14,572 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 409.0) internal successors, (3272), 8 states have internal predecessors, (3272), 0 states have call successors, (0), 0 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 21:05:14,573 INFO L185 Difference]: Start difference. First operand has 85 places, 124 transitions, 887 flow. Second operand 7 states and 1523 transitions. [2021-04-28 21:05:14,573 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 147 transitions, 1055 flow [2021-04-28 21:08:14,788 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 147 transitions, 893 flow, removed 54 selfloop flow, removed 3 redundant places. [2021-04-28 21:08:14,792 INFO L241 Difference]: Finished difference. Result has 92 places, 139 transitions, 864 flow [2021-04-28 21:08:14,792 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=725, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=864, PETRI_PLACES=92, PETRI_TRANSITIONS=139} [2021-04-28 21:08:14,792 INFO L343 CegarLoopForPetriNet]: 156 programPoint places, -64 predicate places. [2021-04-28 21:08:14,793 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 21:08:14,793 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 139 transitions, 864 flow [2021-04-28 21:08:14,793 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 139 transitions, 864 flow [2021-04-28 21:08:14,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 139 transitions, 864 flow [2021-04-28 21:08:45,825 INFO L129 PetriNetUnfolder]: 166191/250312 cut-off events. [2021-04-28 21:08:45,825 INFO L130 PetriNetUnfolder]: For 340799/901102 co-relation queries the response was YES. [2021-04-28 21:08:47,629 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1104237 conditions, 250312 events. 166191/250312 cut-off events. For 340799/901102 co-relation queries the response was YES. Maximal size of possible extension queue 34574. Compared 2644413 event pairs, 29500 based on Foata normal form. 248/75329 useless extension candidates. Maximal degree in co-relation 1104212. Up to 211567 conditions per place. [2021-04-28 21:08:50,159 INFO L146 LiptonReduction]: Number of co-enabled transitions 6184 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown