/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 08:38:27,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 08:38:27,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 08:38:27,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 08:38:27,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 08:38:27,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 08:38:27,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 08:38:27,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 08:38:27,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 08:38:27,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 08:38:27,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 08:38:27,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 08:38:27,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 08:38:27,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 08:38:27,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 08:38:27,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 08:38:27,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 08:38:27,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 08:38:27,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 08:38:27,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 08:38:27,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 08:38:27,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 08:38:27,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 08:38:27,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 08:38:27,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 08:38:27,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 08:38:27,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 08:38:27,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 08:38:27,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 08:38:27,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 08:38:27,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 08:38:27,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 08:38:27,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 08:38:27,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 08:38:27,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 08:38:27,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 08:38:27,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 08:38:27,896 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 08:38:27,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 08:38:27,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 08:38:27,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 08:38:27,900 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 08:38:27,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 08:38:27,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 08:38:27,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 08:38:27,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 08:38:27,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 08:38:27,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 08:38:27,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 08:38:27,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 08:38:27,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 08:38:27,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 08:38:27,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 08:38:27,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 08:38:27,904 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 08:38:28,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 08:38:28,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 08:38:28,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 08:38:28,234 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 08:38:28,235 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 08:38:28,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-03-26 08:38:28,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0011b7c6/96caf501f5854d02b653cb913ae50c8c/FLAG5883f9853 [2021-03-26 08:38:28,764 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 08:38:28,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-03-26 08:38:28,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0011b7c6/96caf501f5854d02b653cb913ae50c8c/FLAG5883f9853 [2021-03-26 08:38:29,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0011b7c6/96caf501f5854d02b653cb913ae50c8c [2021-03-26 08:38:29,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 08:38:29,113 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 08:38:29,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 08:38:29,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 08:38:29,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 08:38:29,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f348ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29, skipping insertion in model container [2021-03-26 08:38:29,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 08:38:29,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 08:38:29,286 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-26 08:38:29,445 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-atomic/read_write_lock-1.i[31246,31259] [2021-03-26 08:38:29,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 08:38:29,464 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 08:38:29,492 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-26 08:38:29,505 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-atomic/read_write_lock-1.i[31246,31259] [2021-03-26 08:38:29,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 08:38:29,583 INFO L208 MainTranslator]: Completed translation [2021-03-26 08:38:29,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29 WrapperNode [2021-03-26 08:38:29,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 08:38:29,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 08:38:29,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 08:38:29,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 08:38:29,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 08:38:29,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 08:38:29,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 08:38:29,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 08:38:29,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... [2021-03-26 08:38:29,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 08:38:29,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 08:38:29,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 08:38:29,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 08:38:29,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 08:38:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-26 08:38:29,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 08:38:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 08:38:29,718 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-03-26 08:38:29,719 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-03-26 08:38:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 08:38:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 08:38:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 08:38:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 08:38:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 08:38:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 08:38:29,720 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-03-26 08:38:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-03-26 08:38:29,722 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 08:38:30,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 08:38:30,107 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-03-26 08:38:30,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 08:38:30 BoogieIcfgContainer [2021-03-26 08:38:30,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 08:38:30,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 08:38:30,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 08:38:30,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 08:38:30,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 08:38:29" (1/3) ... [2021-03-26 08:38:30,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f4f898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 08:38:30, skipping insertion in model container [2021-03-26 08:38:30,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 08:38:29" (2/3) ... [2021-03-26 08:38:30,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f4f898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 08:38:30, skipping insertion in model container [2021-03-26 08:38:30,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 08:38:30" (3/3) ... [2021-03-26 08:38:30,115 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2021-03-26 08:38:30,120 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 08:38:30,126 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 08:38:30,132 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 08:38:30,166 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,167 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,167 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,167 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,167 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,167 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,167 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,168 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,169 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,176 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,176 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,176 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,176 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,177 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,177 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,177 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,177 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,177 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,191 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,192 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,193 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,193 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,193 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,193 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,193 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,203 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,203 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,204 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,205 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,206 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,207 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,208 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,209 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,210 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,211 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,212 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,212 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,213 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,214 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,233 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,233 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,233 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,233 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,233 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,233 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,234 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,235 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,236 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,237 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,237 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,237 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,237 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,237 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 08:38:30,250 INFO L149 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2021-03-26 08:38:30,270 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 08:38:30,292 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 08:38:30,293 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 08:38:30,293 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 08:38:30,293 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 08:38:30,293 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 08:38:30,293 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 08:38:30,293 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 08:38:30,293 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 08:38:30,310 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 108 transitions, 284 flow [2021-03-26 08:38:30,358 INFO L129 PetriNetUnfolder]: 19/142 cut-off events. [2021-03-26 08:38:30,358 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-26 08:38:30,365 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 142 events. 19/142 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 322 event pairs, 0 based on Foata normal form. 0/137 useless extension candidates. Maximal degree in co-relation 95. Up to 12 conditions per place. [2021-03-26 08:38:30,365 INFO L82 GeneralOperation]: Start removeDead. Operand has 107 places, 108 transitions, 284 flow [2021-03-26 08:38:30,369 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 88 transitions, 224 flow [2021-03-26 08:38:30,370 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:30,381 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 88 transitions, 224 flow [2021-03-26 08:38:30,384 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 88 transitions, 224 flow [2021-03-26 08:38:30,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 88 transitions, 224 flow [2021-03-26 08:38:30,406 INFO L129 PetriNetUnfolder]: 16/126 cut-off events. [2021-03-26 08:38:30,406 INFO L130 PetriNetUnfolder]: For 28/28 co-relation queries the response was YES. [2021-03-26 08:38:30,407 INFO L84 FinitePrefix]: Finished finitePrefix Result has 167 conditions, 126 events. 16/126 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 324 event pairs, 0 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 95. Up to 12 conditions per place. [2021-03-26 08:38:30,411 INFO L142 LiptonReduction]: Number of co-enabled transitions 2808 [2021-03-26 08:38:32,177 INFO L154 LiptonReduction]: Checked pairs total: 3978 [2021-03-26 08:38:32,178 INFO L156 LiptonReduction]: Total number of compositions: 39 [2021-03-26 08:38:32,180 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1811 [2021-03-26 08:38:32,189 INFO L129 PetriNetUnfolder]: 1/26 cut-off events. [2021-03-26 08:38:32,189 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 08:38:32,189 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:32,190 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:32,190 INFO L428 AbstractCegarLoop]: === Iteration 1 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:32,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:32,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1532044476, now seen corresponding path program 1 times [2021-03-26 08:38:32,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:32,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100918938] [2021-03-26 08:38:32,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:32,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:32,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:32,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:32,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:32,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:32,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:32,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:32,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:32,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:32,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100918938] [2021-03-26 08:38:32,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:32,371 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:32,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809510709] [2021-03-26 08:38:32,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 08:38:32,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:32,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 08:38:32,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 08:38:32,392 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 147 [2021-03-26 08:38:32,395 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 53 transitions, 154 flow. Second operand has 5 states, 5 states have (on average 120.4) internal successors, (602), 5 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:32,395 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:32,395 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 147 [2021-03-26 08:38:32,396 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:32,719 INFO L129 PetriNetUnfolder]: 833/2003 cut-off events. [2021-03-26 08:38:32,719 INFO L130 PetriNetUnfolder]: For 502/502 co-relation queries the response was YES. [2021-03-26 08:38:32,729 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3547 conditions, 2003 events. 833/2003 cut-off events. For 502/502 co-relation queries the response was YES. Maximal size of possible extension queue 175. Compared 15863 event pairs, 105 based on Foata normal form. 0/1845 useless extension candidates. Maximal degree in co-relation 2969. Up to 611 conditions per place. [2021-03-26 08:38:32,743 INFO L132 encePairwiseOnDemand]: 137/147 looper letters, 42 selfloop transitions, 18 changer transitions 0/95 dead transitions. [2021-03-26 08:38:32,743 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 95 transitions, 361 flow [2021-03-26 08:38:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 08:38:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 08:38:32,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 904 transitions. [2021-03-26 08:38:32,761 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8785228377065112 [2021-03-26 08:38:32,761 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 904 transitions. [2021-03-26 08:38:32,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 904 transitions. [2021-03-26 08:38:32,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:32,767 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 904 transitions. [2021-03-26 08:38:32,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 129.14285714285714) internal successors, (904), 7 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:32,786 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 147.0) internal successors, (1176), 8 states have internal predecessors, (1176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:32,787 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 147.0) internal successors, (1176), 8 states have internal predecessors, (1176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:32,789 INFO L185 Difference]: Start difference. First operand has 55 places, 53 transitions, 154 flow. Second operand 7 states and 904 transitions. [2021-03-26 08:38:32,789 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 95 transitions, 361 flow [2021-03-26 08:38:32,806 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 95 transitions, 327 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-03-26 08:38:32,809 INFO L241 Difference]: Finished difference. Result has 57 places, 68 transitions, 222 flow [2021-03-26 08:38:32,811 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=147, PETRI_DIFFERENCE_MINUEND_FLOW=118, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=222, PETRI_PLACES=57, PETRI_TRANSITIONS=68} [2021-03-26 08:38:32,811 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 2 predicate places. [2021-03-26 08:38:32,811 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:32,812 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 68 transitions, 222 flow [2021-03-26 08:38:32,812 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 68 transitions, 222 flow [2021-03-26 08:38:32,812 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 68 transitions, 222 flow [2021-03-26 08:38:32,849 INFO L129 PetriNetUnfolder]: 158/587 cut-off events. [2021-03-26 08:38:32,849 INFO L130 PetriNetUnfolder]: For 25/28 co-relation queries the response was YES. [2021-03-26 08:38:32,850 INFO L84 FinitePrefix]: Finished finitePrefix Result has 774 conditions, 587 events. 158/587 cut-off events. For 25/28 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 4383 event pairs, 3 based on Foata normal form. 0/551 useless extension candidates. Maximal degree in co-relation 645. Up to 112 conditions per place. [2021-03-26 08:38:32,856 INFO L142 LiptonReduction]: Number of co-enabled transitions 1660 [2021-03-26 08:38:33,499 INFO L154 LiptonReduction]: Checked pairs total: 2943 [2021-03-26 08:38:33,500 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-26 08:38:33,500 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 689 [2021-03-26 08:38:33,501 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 63 transitions, 212 flow [2021-03-26 08:38:33,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 120.4) internal successors, (602), 5 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:33,502 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:33,502 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:33,502 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 08:38:33,502 INFO L428 AbstractCegarLoop]: === Iteration 2 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:33,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:33,503 INFO L82 PathProgramCache]: Analyzing trace with hash -877276144, now seen corresponding path program 1 times [2021-03-26 08:38:33,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:33,503 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998971613] [2021-03-26 08:38:33,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:33,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:33,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:33,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:33,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:33,583 INFO L142 QuantifierPusher]: treesize reduction 3, result has 75.0 percent of original size [2021-03-26 08:38:33,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 08:38:33,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:33,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:33,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:33,590 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998971613] [2021-03-26 08:38:33,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:33,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:33,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650572718] [2021-03-26 08:38:33,591 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 08:38:33,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:33,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 08:38:33,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 08:38:33,593 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 120 out of 152 [2021-03-26 08:38:33,594 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 63 transitions, 212 flow. Second operand has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:33,594 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:33,594 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 120 of 152 [2021-03-26 08:38:33,594 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:33,862 INFO L129 PetriNetUnfolder]: 802/2793 cut-off events. [2021-03-26 08:38:33,862 INFO L130 PetriNetUnfolder]: For 52/55 co-relation queries the response was YES. [2021-03-26 08:38:33,869 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3809 conditions, 2793 events. 802/2793 cut-off events. For 52/55 co-relation queries the response was YES. Maximal size of possible extension queue 354. Compared 29930 event pairs, 22 based on Foata normal form. 109/2762 useless extension candidates. Maximal degree in co-relation 2790. Up to 600 conditions per place. [2021-03-26 08:38:33,879 INFO L132 encePairwiseOnDemand]: 143/152 looper letters, 8 selfloop transitions, 19 changer transitions 0/81 dead transitions. [2021-03-26 08:38:33,879 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 81 transitions, 302 flow [2021-03-26 08:38:33,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 08:38:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 08:38:33,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 633 transitions. [2021-03-26 08:38:33,881 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8328947368421052 [2021-03-26 08:38:33,881 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 633 transitions. [2021-03-26 08:38:33,881 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 633 transitions. [2021-03-26 08:38:33,882 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:33,882 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 633 transitions. [2021-03-26 08:38:33,883 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 126.6) internal successors, (633), 5 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:33,887 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 152.0) internal successors, (912), 6 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:33,887 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 152.0) internal successors, (912), 6 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:33,887 INFO L185 Difference]: Start difference. First operand has 52 places, 63 transitions, 212 flow. Second operand 5 states and 633 transitions. [2021-03-26 08:38:33,887 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 81 transitions, 302 flow [2021-03-26 08:38:33,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 81 transitions, 302 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 08:38:33,892 INFO L241 Difference]: Finished difference. Result has 58 places, 79 transitions, 318 flow [2021-03-26 08:38:33,892 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=152, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=318, PETRI_PLACES=58, PETRI_TRANSITIONS=79} [2021-03-26 08:38:33,893 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 3 predicate places. [2021-03-26 08:38:33,893 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:33,893 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 79 transitions, 318 flow [2021-03-26 08:38:33,894 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 79 transitions, 318 flow [2021-03-26 08:38:33,895 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 79 transitions, 318 flow [2021-03-26 08:38:34,064 INFO L129 PetriNetUnfolder]: 811/2807 cut-off events. [2021-03-26 08:38:34,064 INFO L130 PetriNetUnfolder]: For 303/312 co-relation queries the response was YES. [2021-03-26 08:38:34,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4178 conditions, 2807 events. 811/2807 cut-off events. For 303/312 co-relation queries the response was YES. Maximal size of possible extension queue 341. Compared 30056 event pairs, 10 based on Foata normal form. 3/2691 useless extension candidates. Maximal degree in co-relation 3545. Up to 598 conditions per place. [2021-03-26 08:38:34,098 INFO L142 LiptonReduction]: Number of co-enabled transitions 1960 [2021-03-26 08:38:34,939 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2021-03-26 08:38:35,053 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-26 08:38:35,326 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2021-03-26 08:38:35,473 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-03-26 08:38:35,693 INFO L154 LiptonReduction]: Checked pairs total: 1272 [2021-03-26 08:38:35,693 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 08:38:35,693 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1800 [2021-03-26 08:38:35,694 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 77 transitions, 314 flow [2021-03-26 08:38:35,694 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:35,695 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:35,695 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:35,695 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 08:38:35,695 INFO L428 AbstractCegarLoop]: === Iteration 3 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:35,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:35,696 INFO L82 PathProgramCache]: Analyzing trace with hash 886793804, now seen corresponding path program 1 times [2021-03-26 08:38:35,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:35,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528444892] [2021-03-26 08:38:35,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:35,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:35,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:35,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:35,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:35,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:35,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:35,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:35,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:35,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528444892] [2021-03-26 08:38:35,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:35,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:35,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476684088] [2021-03-26 08:38:35,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 08:38:35,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:35,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 08:38:35,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 08:38:35,745 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 122 out of 154 [2021-03-26 08:38:35,746 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 77 transitions, 314 flow. Second operand has 5 states, 5 states have (on average 123.4) internal successors, (617), 5 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:35,746 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:35,746 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 122 of 154 [2021-03-26 08:38:35,746 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:36,764 INFO L129 PetriNetUnfolder]: 3292/10042 cut-off events. [2021-03-26 08:38:36,764 INFO L130 PetriNetUnfolder]: For 2349/2462 co-relation queries the response was YES. [2021-03-26 08:38:36,798 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17432 conditions, 10042 events. 3292/10042 cut-off events. For 2349/2462 co-relation queries the response was YES. Maximal size of possible extension queue 1276. Compared 125999 event pairs, 214 based on Foata normal form. 28/9564 useless extension candidates. Maximal degree in co-relation 12676. Up to 2026 conditions per place. [2021-03-26 08:38:36,842 INFO L132 encePairwiseOnDemand]: 145/154 looper letters, 64 selfloop transitions, 59 changer transitions 0/166 dead transitions. [2021-03-26 08:38:36,843 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 166 transitions, 958 flow [2021-03-26 08:38:36,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 08:38:36,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 08:38:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1041 transitions. [2021-03-26 08:38:36,845 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8449675324675324 [2021-03-26 08:38:36,846 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1041 transitions. [2021-03-26 08:38:36,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1041 transitions. [2021-03-26 08:38:36,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:36,847 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1041 transitions. [2021-03-26 08:38:36,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 130.125) internal successors, (1041), 8 states have internal predecessors, (1041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:36,851 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:36,852 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:36,852 INFO L185 Difference]: Start difference. First operand has 56 places, 77 transitions, 314 flow. Second operand 8 states and 1041 transitions. [2021-03-26 08:38:36,852 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 166 transitions, 958 flow [2021-03-26 08:38:36,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 166 transitions, 958 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 08:38:36,868 INFO L241 Difference]: Finished difference. Result has 69 places, 132 transitions, 837 flow [2021-03-26 08:38:36,868 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=154, PETRI_DIFFERENCE_MINUEND_FLOW=314, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=837, PETRI_PLACES=69, PETRI_TRANSITIONS=132} [2021-03-26 08:38:36,868 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 14 predicate places. [2021-03-26 08:38:36,868 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:36,869 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 132 transitions, 837 flow [2021-03-26 08:38:36,871 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 132 transitions, 837 flow [2021-03-26 08:38:36,872 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 69 places, 132 transitions, 837 flow [2021-03-26 08:38:37,444 INFO L129 PetriNetUnfolder]: 2136/6983 cut-off events. [2021-03-26 08:38:37,444 INFO L130 PetriNetUnfolder]: For 2236/2340 co-relation queries the response was YES. [2021-03-26 08:38:37,472 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11686 conditions, 6983 events. 2136/6983 cut-off events. For 2236/2340 co-relation queries the response was YES. Maximal size of possible extension queue 959. Compared 86932 event pairs, 30 based on Foata normal form. 47/6762 useless extension candidates. Maximal degree in co-relation 10326. Up to 1562 conditions per place. [2021-03-26 08:38:37,530 INFO L142 LiptonReduction]: Number of co-enabled transitions 3376 [2021-03-26 08:38:37,713 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 08:38:37,713 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 08:38:37,713 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 845 [2021-03-26 08:38:37,714 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 132 transitions, 837 flow [2021-03-26 08:38:37,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 123.4) internal successors, (617), 5 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:37,715 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:37,715 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:37,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 08:38:37,715 INFO L428 AbstractCegarLoop]: === Iteration 4 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:37,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:37,716 INFO L82 PathProgramCache]: Analyzing trace with hash -767461127, now seen corresponding path program 1 times [2021-03-26 08:38:37,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:37,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719728986] [2021-03-26 08:38:37,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:37,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:37,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:37,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:37,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:37,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:37,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:37,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:37,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:37,798 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719728986] [2021-03-26 08:38:37,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:37,799 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:37,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513656180] [2021-03-26 08:38:37,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 08:38:37,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:37,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 08:38:37,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 08:38:37,801 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 154 [2021-03-26 08:38:37,802 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 132 transitions, 837 flow. Second operand has 5 states, 5 states have (on average 130.8) internal successors, (654), 5 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:37,802 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:37,802 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 154 [2021-03-26 08:38:37,802 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:38,053 INFO L129 PetriNetUnfolder]: 555/1996 cut-off events. [2021-03-26 08:38:38,053 INFO L130 PetriNetUnfolder]: For 817/912 co-relation queries the response was YES. [2021-03-26 08:38:38,060 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3490 conditions, 1996 events. 555/1996 cut-off events. For 817/912 co-relation queries the response was YES. Maximal size of possible extension queue 287. Compared 19968 event pairs, 0 based on Foata normal form. 60/1961 useless extension candidates. Maximal degree in co-relation 2936. Up to 436 conditions per place. [2021-03-26 08:38:38,064 INFO L132 encePairwiseOnDemand]: 147/154 looper letters, 6 selfloop transitions, 17 changer transitions 0/107 dead transitions. [2021-03-26 08:38:38,065 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 107 transitions, 665 flow [2021-03-26 08:38:38,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 08:38:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 08:38:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 673 transitions. [2021-03-26 08:38:38,067 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.874025974025974 [2021-03-26 08:38:38,067 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 673 transitions. [2021-03-26 08:38:38,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 673 transitions. [2021-03-26 08:38:38,067 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:38,067 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 673 transitions. [2021-03-26 08:38:38,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 134.6) internal successors, (673), 5 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,071 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 154.0) internal successors, (924), 6 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,071 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 154.0) internal successors, (924), 6 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,071 INFO L185 Difference]: Start difference. First operand has 69 places, 132 transitions, 837 flow. Second operand 5 states and 673 transitions. [2021-03-26 08:38:38,071 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 107 transitions, 665 flow [2021-03-26 08:38:38,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 107 transitions, 639 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-03-26 08:38:38,079 INFO L241 Difference]: Finished difference. Result has 71 places, 107 transitions, 631 flow [2021-03-26 08:38:38,079 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=154, PETRI_DIFFERENCE_MINUEND_FLOW=577, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=631, PETRI_PLACES=71, PETRI_TRANSITIONS=107} [2021-03-26 08:38:38,079 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 16 predicate places. [2021-03-26 08:38:38,080 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:38,080 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 107 transitions, 631 flow [2021-03-26 08:38:38,080 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 107 transitions, 631 flow [2021-03-26 08:38:38,081 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 107 transitions, 631 flow [2021-03-26 08:38:38,186 INFO L129 PetriNetUnfolder]: 542/1948 cut-off events. [2021-03-26 08:38:38,186 INFO L130 PetriNetUnfolder]: For 591/623 co-relation queries the response was YES. [2021-03-26 08:38:38,193 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3250 conditions, 1948 events. 542/1948 cut-off events. For 591/623 co-relation queries the response was YES. Maximal size of possible extension queue 272. Compared 19493 event pairs, 0 based on Foata normal form. 12/1871 useless extension candidates. Maximal degree in co-relation 2786. Up to 424 conditions per place. [2021-03-26 08:38:38,241 INFO L142 LiptonReduction]: Number of co-enabled transitions 2148 [2021-03-26 08:38:38,280 INFO L154 LiptonReduction]: Checked pairs total: 76 [2021-03-26 08:38:38,280 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 08:38:38,281 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 201 [2021-03-26 08:38:38,284 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 107 transitions, 631 flow [2021-03-26 08:38:38,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 130.8) internal successors, (654), 5 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,286 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:38,286 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:38,286 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 08:38:38,286 INFO L428 AbstractCegarLoop]: === Iteration 5 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:38,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:38,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1746861332, now seen corresponding path program 1 times [2021-03-26 08:38:38,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:38,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33413877] [2021-03-26 08:38:38,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:38,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:38,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 08:38:38,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 08:38:38,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 08:38:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:38,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33413877] [2021-03-26 08:38:38,362 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:38,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:38,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183389838] [2021-03-26 08:38:38,362 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 08:38:38,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:38,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 08:38:38,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 08:38:38,363 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 154 [2021-03-26 08:38:38,364 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 107 transitions, 631 flow. Second operand has 5 states, 5 states have (on average 123.0) internal successors, (615), 5 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,364 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:38,364 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 154 [2021-03-26 08:38:38,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:38,681 INFO L129 PetriNetUnfolder]: 792/2641 cut-off events. [2021-03-26 08:38:38,682 INFO L130 PetriNetUnfolder]: For 1381/1423 co-relation queries the response was YES. [2021-03-26 08:38:38,692 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5122 conditions, 2641 events. 792/2641 cut-off events. For 1381/1423 co-relation queries the response was YES. Maximal size of possible extension queue 358. Compared 26629 event pairs, 37 based on Foata normal form. 16/2548 useless extension candidates. Maximal degree in co-relation 4053. Up to 540 conditions per place. [2021-03-26 08:38:38,700 INFO L132 encePairwiseOnDemand]: 145/154 looper letters, 52 selfloop transitions, 45 changer transitions 0/141 dead transitions. [2021-03-26 08:38:38,700 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 141 transitions, 1021 flow [2021-03-26 08:38:38,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 08:38:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 08:38:38,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1028 transitions. [2021-03-26 08:38:38,704 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8344155844155844 [2021-03-26 08:38:38,704 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1028 transitions. [2021-03-26 08:38:38,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1028 transitions. [2021-03-26 08:38:38,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:38,705 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1028 transitions. [2021-03-26 08:38:38,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 128.5) internal successors, (1028), 8 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,708 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,709 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,709 INFO L185 Difference]: Start difference. First operand has 71 places, 107 transitions, 631 flow. Second operand 8 states and 1028 transitions. [2021-03-26 08:38:38,709 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 141 transitions, 1021 flow [2021-03-26 08:38:38,716 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 141 transitions, 1007 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-26 08:38:38,719 INFO L241 Difference]: Finished difference. Result has 80 places, 121 transitions, 841 flow [2021-03-26 08:38:38,720 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=154, PETRI_DIFFERENCE_MINUEND_FLOW=618, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=841, PETRI_PLACES=80, PETRI_TRANSITIONS=121} [2021-03-26 08:38:38,720 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 25 predicate places. [2021-03-26 08:38:38,720 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:38,720 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 121 transitions, 841 flow [2021-03-26 08:38:38,722 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 121 transitions, 841 flow [2021-03-26 08:38:38,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 121 transitions, 841 flow [2021-03-26 08:38:38,884 INFO L129 PetriNetUnfolder]: 625/2206 cut-off events. [2021-03-26 08:38:38,884 INFO L130 PetriNetUnfolder]: For 1021/1032 co-relation queries the response was YES. [2021-03-26 08:38:38,890 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3850 conditions, 2206 events. 625/2206 cut-off events. For 1021/1032 co-relation queries the response was YES. Maximal size of possible extension queue 315. Compared 22567 event pairs, 0 based on Foata normal form. 9/2125 useless extension candidates. Maximal degree in co-relation 3216. Up to 488 conditions per place. [2021-03-26 08:38:38,904 INFO L142 LiptonReduction]: Number of co-enabled transitions 2420 [2021-03-26 08:38:38,910 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 08:38:38,910 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 08:38:38,910 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 190 [2021-03-26 08:38:38,913 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 121 transitions, 841 flow [2021-03-26 08:38:38,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 123.0) internal successors, (615), 5 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:38,914 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:38,914 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:38,914 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 08:38:38,914 INFO L428 AbstractCegarLoop]: === Iteration 6 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:38,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:38,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1787629315, now seen corresponding path program 1 times [2021-03-26 08:38:38,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:38,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457623863] [2021-03-26 08:38:38,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:38,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:38,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 08:38:38,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 08:38:38,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:38,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 08:38:39,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:39,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457623863] [2021-03-26 08:38:39,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:39,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:39,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788146362] [2021-03-26 08:38:39,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 08:38:39,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:39,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 08:38:39,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 08:38:39,004 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 154 [2021-03-26 08:38:39,005 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 121 transitions, 841 flow. Second operand has 5 states, 5 states have (on average 123.0) internal successors, (615), 5 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,005 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:39,005 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 154 [2021-03-26 08:38:39,005 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:39,277 INFO L129 PetriNetUnfolder]: 788/2623 cut-off events. [2021-03-26 08:38:39,277 INFO L130 PetriNetUnfolder]: For 1922/1946 co-relation queries the response was YES. [2021-03-26 08:38:39,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5337 conditions, 2623 events. 788/2623 cut-off events. For 1922/1946 co-relation queries the response was YES. Maximal size of possible extension queue 359. Compared 26485 event pairs, 21 based on Foata normal form. 24/2538 useless extension candidates. Maximal degree in co-relation 4271. Up to 542 conditions per place. [2021-03-26 08:38:39,293 INFO L132 encePairwiseOnDemand]: 145/154 looper letters, 37 selfloop transitions, 41 changer transitions 30/147 dead transitions. [2021-03-26 08:38:39,293 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 147 transitions, 1220 flow [2021-03-26 08:38:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 08:38:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 08:38:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1027 transitions. [2021-03-26 08:38:39,296 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8336038961038961 [2021-03-26 08:38:39,296 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1027 transitions. [2021-03-26 08:38:39,296 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1027 transitions. [2021-03-26 08:38:39,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:39,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1027 transitions. [2021-03-26 08:38:39,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 128.375) internal successors, (1027), 8 states have internal predecessors, (1027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,300 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,300 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,300 INFO L185 Difference]: Start difference. First operand has 80 places, 121 transitions, 841 flow. Second operand 8 states and 1027 transitions. [2021-03-26 08:38:39,300 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 147 transitions, 1220 flow [2021-03-26 08:38:39,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 147 transitions, 1206 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-03-26 08:38:39,311 INFO L241 Difference]: Finished difference. Result has 89 places, 109 transitions, 851 flow [2021-03-26 08:38:39,311 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=154, PETRI_DIFFERENCE_MINUEND_FLOW=828, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=851, PETRI_PLACES=89, PETRI_TRANSITIONS=109} [2021-03-26 08:38:39,312 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 34 predicate places. [2021-03-26 08:38:39,312 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:39,312 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 109 transitions, 851 flow [2021-03-26 08:38:39,312 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 109 transitions, 851 flow [2021-03-26 08:38:39,313 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 109 transitions, 851 flow [2021-03-26 08:38:39,407 INFO L129 PetriNetUnfolder]: 501/1721 cut-off events. [2021-03-26 08:38:39,408 INFO L130 PetriNetUnfolder]: For 1034/1038 co-relation queries the response was YES. [2021-03-26 08:38:39,415 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3100 conditions, 1721 events. 501/1721 cut-off events. For 1034/1038 co-relation queries the response was YES. Maximal size of possible extension queue 279. Compared 16779 event pairs, 0 based on Foata normal form. 4/1635 useless extension candidates. Maximal degree in co-relation 2606. Up to 396 conditions per place. [2021-03-26 08:38:39,428 INFO L142 LiptonReduction]: Number of co-enabled transitions 2110 [2021-03-26 08:38:39,433 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 08:38:39,433 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 08:38:39,433 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 121 [2021-03-26 08:38:39,434 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 109 transitions, 851 flow [2021-03-26 08:38:39,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 123.0) internal successors, (615), 5 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,434 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 08:38:39,434 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 08:38:39,435 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 08:38:39,435 INFO L428 AbstractCegarLoop]: === Iteration 7 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-26 08:38:39,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 08:38:39,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1009165017, now seen corresponding path program 1 times [2021-03-26 08:38:39,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 08:38:39,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510163026] [2021-03-26 08:38:39,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 08:38:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 08:38:39,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:39,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:39,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:39,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:39,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:39,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:39,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:39,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 08:38:39,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 08:38:39,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 08:38:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 08:38:39,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510163026] [2021-03-26 08:38:39,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 08:38:39,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 08:38:39,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48407008] [2021-03-26 08:38:39,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 08:38:39,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 08:38:39,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 08:38:39,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-26 08:38:39,501 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 154 [2021-03-26 08:38:39,501 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 109 transitions, 851 flow. Second operand has 5 states, 5 states have (on average 131.0) internal successors, (655), 5 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,501 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 08:38:39,501 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 154 [2021-03-26 08:38:39,501 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 08:38:39,557 INFO L129 PetriNetUnfolder]: 130/563 cut-off events. [2021-03-26 08:38:39,558 INFO L130 PetriNetUnfolder]: For 560/573 co-relation queries the response was YES. [2021-03-26 08:38:39,560 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1230 conditions, 563 events. 130/563 cut-off events. For 560/573 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 4103 event pairs, 0 based on Foata normal form. 10/541 useless extension candidates. Maximal degree in co-relation 1043. Up to 108 conditions per place. [2021-03-26 08:38:39,565 INFO L132 encePairwiseOnDemand]: 147/154 looper letters, 0 selfloop transitions, 0 changer transitions 68/68 dead transitions. [2021-03-26 08:38:39,565 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 68 transitions, 469 flow [2021-03-26 08:38:39,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 08:38:39,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 08:38:39,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 663 transitions. [2021-03-26 08:38:39,567 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.861038961038961 [2021-03-26 08:38:39,567 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 663 transitions. [2021-03-26 08:38:39,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 663 transitions. [2021-03-26 08:38:39,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 08:38:39,567 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 663 transitions. [2021-03-26 08:38:39,569 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 132.6) internal successors, (663), 5 states have internal predecessors, (663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,570 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 154.0) internal successors, (924), 6 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,570 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 154.0) internal successors, (924), 6 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,570 INFO L185 Difference]: Start difference. First operand has 88 places, 109 transitions, 851 flow. Second operand 5 states and 663 transitions. [2021-03-26 08:38:39,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 68 transitions, 469 flow [2021-03-26 08:38:39,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 68 transitions, 332 flow, removed 11 selfloop flow, removed 25 redundant places. [2021-03-26 08:38:39,574 INFO L241 Difference]: Finished difference. Result has 64 places, 0 transitions, 0 flow [2021-03-26 08:38:39,574 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=154, PETRI_DIFFERENCE_MINUEND_FLOW=306, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=64, PETRI_TRANSITIONS=0} [2021-03-26 08:38:39,574 INFO L343 CegarLoopForPetriNet]: 55 programPoint places, 9 predicate places. [2021-03-26 08:38:39,574 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 08:38:39,574 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 0 transitions, 0 flow [2021-03-26 08:38:39,574 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 0 transitions, 0 flow [2021-03-26 08:38:39,575 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-03-26 08:38:39,575 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-03-26 08:38:39,575 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 08:38:39,575 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-03-26 08:38:39,575 INFO L142 LiptonReduction]: Number of co-enabled transitions 0 [2021-03-26 08:38:39,575 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 08:38:39,575 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 08:38:39,575 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1 [2021-03-26 08:38:39,576 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-03-26 08:38:39,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 131.0) internal successors, (655), 5 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 08:38:39,576 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 08:38:39,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 08:38:39 BasicIcfg [2021-03-26 08:38:39,579 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 08:38:39,580 INFO L168 Benchmark]: Toolchain (without parser) took 10467.01 ms. Allocated memory was 255.9 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 234.8 MB in the beginning and 1.2 GB in the end (delta: -955.7 MB). Peak memory consumption was 119.5 MB. Max. memory is 16.0 GB. [2021-03-26 08:38:39,580 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 08:38:39,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.82 ms. Allocated memory was 255.9 MB in the beginning and 392.2 MB in the end (delta: 136.3 MB). Free memory was 234.4 MB in the beginning and 354.3 MB in the end (delta: -119.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-03-26 08:38:39,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.71 ms. Allocated memory is still 392.2 MB. Free memory was 354.3 MB in the beginning and 352.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 08:38:39,581 INFO L168 Benchmark]: Boogie Preprocessor took 17.39 ms. Allocated memory is still 392.2 MB. Free memory was 352.2 MB in the beginning and 350.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 08:38:39,581 INFO L168 Benchmark]: RCFGBuilder took 453.77 ms. Allocated memory is still 392.2 MB. Free memory was 350.6 MB in the beginning and 320.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-03-26 08:38:39,582 INFO L168 Benchmark]: TraceAbstraction took 9468.90 ms. Allocated memory was 392.2 MB in the beginning and 1.3 GB in the end (delta: 939.5 MB). Free memory was 320.1 MB in the beginning and 1.2 GB in the end (delta: -870.4 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.0 GB. [2021-03-26 08:38:39,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 470.82 ms. Allocated memory was 255.9 MB in the beginning and 392.2 MB in the end (delta: 136.3 MB). Free memory was 234.4 MB in the beginning and 354.3 MB in the end (delta: -119.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.71 ms. Allocated memory is still 392.2 MB. Free memory was 354.3 MB in the beginning and 352.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.39 ms. Allocated memory is still 392.2 MB. Free memory was 352.2 MB in the beginning and 350.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 453.77 ms. Allocated memory is still 392.2 MB. Free memory was 350.6 MB in the beginning and 320.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 9468.90 ms. Allocated memory was 392.2 MB in the beginning and 1.3 GB in the end (delta: 939.5 MB). Free memory was 320.1 MB in the beginning and 1.2 GB in the end (delta: -870.4 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1794.5ms, 90 PlacesBefore, 55 PlacesAfterwards, 88 TransitionsBefore, 53 TransitionsAfterwards, 2808 CoEnabledTransitionPairs, 4 FixpointIterations, 16 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 39 TotalNumberOfCompositions, 3978 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1945, positive: 1865, positive conditional: 1865, positive unconditional: 0, negative: 80, negative conditional: 80, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1945, positive: 1865, positive conditional: 0, positive unconditional: 1865, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1945, positive: 1865, positive conditional: 0, positive unconditional: 1865, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1420, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1420, positive: 1378, positive conditional: 0, positive unconditional: 1378, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 129, negative conditional: 0, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1945, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 1420, unknown conditional: 0, unknown unconditional: 1420] , Statistics on independence cache: Total cache size (in pairs): 1420, Positive cache size: 1387, Positive conditional cache size: 0, Positive unconditional cache size: 1387, Negative cache size: 33, Negative conditional cache size: 0, Negative unconditional cache size: 33, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 688.0ms, 57 PlacesBefore, 52 PlacesAfterwards, 68 TransitionsBefore, 63 TransitionsAfterwards, 1660 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 2943 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 606, positive: 532, positive conditional: 532, positive unconditional: 0, negative: 74, negative conditional: 74, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 606, positive: 532, positive conditional: 73, positive unconditional: 459, negative: 74, negative conditional: 46, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 606, positive: 532, positive conditional: 73, positive unconditional: 459, negative: 74, negative conditional: 46, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 124, positive: 109, positive conditional: 8, positive unconditional: 101, negative: 15, negative conditional: 10, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 124, positive: 106, positive conditional: 0, positive unconditional: 106, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 18, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 15, negative conditional: 10, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 79, negative conditional: 57, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 606, positive: 423, positive conditional: 65, positive unconditional: 358, negative: 59, negative conditional: 36, negative unconditional: 23, unknown: 124, unknown conditional: 18, unknown unconditional: 106] , Statistics on independence cache: Total cache size (in pairs): 1544, Positive cache size: 1496, Positive conditional cache size: 8, Positive unconditional cache size: 1488, Negative cache size: 48, Negative conditional cache size: 10, Negative unconditional cache size: 38, Eliminated conditions: 63 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1798.7ms, 58 PlacesBefore, 56 PlacesAfterwards, 79 TransitionsBefore, 77 TransitionsAfterwards, 1960 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1272 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 153, positive: 123, positive conditional: 123, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 153, positive: 123, positive conditional: 45, positive unconditional: 78, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153, positive: 123, positive conditional: 45, positive unconditional: 78, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 153, positive: 123, positive conditional: 45, positive unconditional: 78, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1544, Positive cache size: 1496, Positive conditional cache size: 8, Positive unconditional cache size: 1488, Negative cache size: 48, Negative conditional cache size: 10, Negative unconditional cache size: 38, Eliminated conditions: 24 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 842.1ms, 69 PlacesBefore, 69 PlacesAfterwards, 132 TransitionsBefore, 132 TransitionsAfterwards, 3376 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1544, Positive cache size: 1496, Positive conditional cache size: 8, Positive unconditional cache size: 1488, Negative cache size: 48, Negative conditional cache size: 10, Negative unconditional cache size: 38, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 200.5ms, 71 PlacesBefore, 71 PlacesAfterwards, 107 TransitionsBefore, 107 TransitionsAfterwards, 2148 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 76 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 1546, Positive cache size: 1497, Positive conditional cache size: 8, Positive unconditional cache size: 1489, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 188.3ms, 80 PlacesBefore, 80 PlacesAfterwards, 121 TransitionsBefore, 121 TransitionsAfterwards, 2420 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1546, Positive cache size: 1497, Positive conditional cache size: 8, Positive unconditional cache size: 1489, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 121.1ms, 89 PlacesBefore, 88 PlacesAfterwards, 109 TransitionsBefore, 109 TransitionsAfterwards, 2110 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1546, Positive cache size: 1497, Positive conditional cache size: 8, Positive unconditional cache size: 1489, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.7ms, 64 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1546, Positive cache size: 1497, Positive conditional cache size: 8, Positive unconditional cache size: 1489, Negative cache size: 49, Negative conditional cache size: 10, Negative unconditional cache size: 39, Eliminated conditions: 0 - PositiveResult [Line: 739]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 9293.4ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2869.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1891.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 87 SDtfs, 140 SDslu, 54 SDs, 0 SdLazy, 419 SolverSat, 47 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 281.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 187.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=851occurred in iteration=6, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 19.2ms SsaConstructionTime, 141.6ms SatisfiabilityAnalysisTime, 363.1ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 271 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...