./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/queue_longest.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 16:28:02,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 16:28:02,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 16:28:02,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 16:28:02,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 16:28:02,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 16:28:02,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 16:28:02,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 16:28:02,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 16:28:02,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 16:28:02,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 16:28:02,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 16:28:02,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 16:28:02,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 16:28:02,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 16:28:02,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 16:28:02,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 16:28:02,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 16:28:02,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 16:28:02,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 16:28:02,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 16:28:02,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 16:28:02,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 16:28:02,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 16:28:02,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 16:28:02,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 16:28:02,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 16:28:02,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 16:28:02,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 16:28:02,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 16:28:02,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 16:28:02,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 16:28:02,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 16:28:02,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 16:28:02,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 16:28:02,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 16:28:02,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 16:28:02,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 16:28:02,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 16:28:02,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 16:28:02,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 16:28:02,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 16:28:02,156 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 16:28:02,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 16:28:02,157 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 16:28:02,157 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 16:28:02,158 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 16:28:02,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 16:28:02,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 16:28:02,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 16:28:02,159 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 16:28:02,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 16:28:02,159 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 16:28:02,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 16:28:02,161 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 16:28:02,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 16:28:02,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 16:28:02,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 16:28:02,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 16:28:02,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:28:02,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 16:28:02,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 16:28:02,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 16:28:02,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 16:28:02,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 16:28:02,162 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 16:28:02,162 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 16:28:02,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 16:28:02,163 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 16:28:02,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2021-12-14 16:28:02,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 16:28:02,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 16:28:02,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 16:28:02,393 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 16:28:02,394 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 16:28:02,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_longest.i [2021-12-14 16:28:02,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77943669a/e6cc88689b9c4d1a97a76f47933a89a2/FLAGe458e82f9 [2021-12-14 16:28:02,864 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 16:28:02,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i [2021-12-14 16:28:02,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77943669a/e6cc88689b9c4d1a97a76f47933a89a2/FLAGe458e82f9 [2021-12-14 16:28:02,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77943669a/e6cc88689b9c4d1a97a76f47933a89a2 [2021-12-14 16:28:02,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 16:28:02,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 16:28:02,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 16:28:02,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 16:28:02,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 16:28:02,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:28:02" (1/1) ... [2021-12-14 16:28:02,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5822a3d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:02, skipping insertion in model container [2021-12-14 16:28:02,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:28:02" (1/1) ... [2021-12-14 16:28:02,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 16:28:02,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 16:28:03,352 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-12-14 16:28:03,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-12-14 16:28:03,361 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-12-14 16:28:03,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:28:03,375 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 16:28:03,417 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-12-14 16:28:03,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-12-14 16:28:03,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-12-14 16:28:03,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:28:03,474 INFO L208 MainTranslator]: Completed translation [2021-12-14 16:28:03,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03 WrapperNode [2021-12-14 16:28:03,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 16:28:03,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 16:28:03,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 16:28:03,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 16:28:03,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,527 INFO L137 Inliner]: procedures = 274, calls = 62, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 243 [2021-12-14 16:28:03,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 16:28:03,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 16:28:03,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 16:28:03,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 16:28:03,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 16:28:03,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 16:28:03,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 16:28:03,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 16:28:03,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (1/1) ... [2021-12-14 16:28:03,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:28:03,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 16:28:03,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 16:28:03,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 16:28:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-12-14 16:28:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-12-14 16:28:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-12-14 16:28:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-12-14 16:28:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 16:28:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 16:28:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 16:28:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 16:28:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-14 16:28:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 16:28:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 16:28:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 16:28:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 16:28:03,627 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-14 16:28:03,792 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 16:28:03,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 16:28:04,116 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 16:28:04,125 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 16:28:04,125 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-14 16:28:04,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:28:04 BoogieIcfgContainer [2021-12-14 16:28:04,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 16:28:04,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 16:28:04,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 16:28:04,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 16:28:04,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:28:02" (1/3) ... [2021-12-14 16:28:04,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23080856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:28:04, skipping insertion in model container [2021-12-14 16:28:04,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:28:03" (2/3) ... [2021-12-14 16:28:04,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23080856 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:28:04, skipping insertion in model container [2021-12-14 16:28:04,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:28:04" (3/3) ... [2021-12-14 16:28:04,133 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2021-12-14 16:28:04,137 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-14 16:28:04,137 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 16:28:04,137 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-14 16:28:04,137 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-14 16:28:04,170 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,171 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,171 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,171 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,171 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,171 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,171 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,172 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,172 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,172 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,173 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,173 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,173 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,173 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,174 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,174 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,174 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,175 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,175 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,175 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,175 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,176 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,176 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,176 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,176 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,177 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,178 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,178 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,178 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,178 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,178 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,178 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,179 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,179 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,179 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,179 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,180 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,181 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,182 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,182 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,182 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,182 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,184 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,184 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,184 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,184 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,184 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,185 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,185 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,185 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,185 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,185 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,185 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,186 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,186 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,186 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,186 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,186 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,187 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,187 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,189 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,190 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,190 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,190 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,191 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,191 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,191 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,191 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,191 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,196 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,197 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,197 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,197 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,197 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,197 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,198 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,198 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,198 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,198 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,198 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,199 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,200 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,200 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,200 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,200 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,200 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,200 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,201 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,202 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,202 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,202 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,202 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,202 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,202 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,203 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,204 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,205 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,205 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,205 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,205 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,205 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,205 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,206 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,206 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,206 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,207 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,207 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,207 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,207 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,208 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,208 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,209 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,209 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,209 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,210 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,210 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,210 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,210 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,210 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,211 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,212 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,213 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,214 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,214 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,214 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,214 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,214 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,215 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,216 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,217 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,217 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,217 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,218 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,256 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,256 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,256 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,256 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,263 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,263 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,267 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,271 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,272 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,273 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,276 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,278 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,279 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,280 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,281 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,282 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,282 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,282 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,282 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,282 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,282 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,286 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,287 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,288 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,288 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,288 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,288 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,288 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,288 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,289 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,290 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,291 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,291 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,291 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,291 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:28:04,300 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-14 16:28:04,331 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 16:28:04,336 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 16:28:04,337 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-12-14 16:28:04,352 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 266 places, 274 transitions, 564 flow [2021-12-14 16:28:04,460 INFO L129 PetriNetUnfolder]: 15/272 cut-off events. [2021-12-14 16:28:04,460 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-14 16:28:04,466 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 272 events. 15/272 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 361 event pairs, 0 based on Foata normal form. 0/254 useless extension candidates. Maximal degree in co-relation 198. Up to 2 conditions per place. [2021-12-14 16:28:04,467 INFO L82 GeneralOperation]: Start removeDead. Operand has 266 places, 274 transitions, 564 flow [2021-12-14 16:28:04,473 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 254 places, 262 transitions, 533 flow [2021-12-14 16:28:04,482 INFO L129 PetriNetUnfolder]: 2/66 cut-off events. [2021-12-14 16:28:04,482 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:28:04,482 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:04,483 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:04,483 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:04,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:04,488 INFO L85 PathProgramCache]: Analyzing trace with hash -266547570, now seen corresponding path program 1 times [2021-12-14 16:28:04,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:04,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290883300] [2021-12-14 16:28:04,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:04,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:04,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:04,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:04,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290883300] [2021-12-14 16:28:04,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290883300] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:04,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:04,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-14 16:28:04,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856056516] [2021-12-14 16:28:04,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:04,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-14 16:28:04,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:04,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-14 16:28:04,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-14 16:28:04,674 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 261 out of 274 [2021-12-14 16:28:04,679 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 262 transitions, 533 flow. Second operand has 2 states, 2 states have (on average 261.5) internal successors, (523), 2 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:28:04,679 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:04,679 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 261 of 274 [2021-12-14 16:28:04,680 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:04,728 INFO L129 PetriNetUnfolder]: 10/251 cut-off events. [2021-12-14 16:28:04,728 INFO L130 PetriNetUnfolder]: For 6/7 co-relation queries the response was YES. [2021-12-14 16:28:04,732 INFO L84 FinitePrefix]: Finished finitePrefix Result has 263 conditions, 251 events. 10/251 cut-off events. For 6/7 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 283 event pairs, 0 based on Foata normal form. 7/246 useless extension candidates. Maximal degree in co-relation 191. Up to 4 conditions per place. [2021-12-14 16:28:04,733 INFO L132 encePairwiseOnDemand]: 269/274 looper letters, 3 selfloop transitions, 0 changer transitions 0/251 dead transitions. [2021-12-14 16:28:04,733 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 249 places, 251 transitions, 517 flow [2021-12-14 16:28:04,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-14 16:28:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-14 16:28:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 530 transitions. [2021-12-14 16:28:04,744 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9671532846715328 [2021-12-14 16:28:04,745 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 530 transitions. [2021-12-14 16:28:04,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 530 transitions. [2021-12-14 16:28:04,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:04,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 530 transitions. [2021-12-14 16:28:04,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 265.0) internal successors, (530), 2 states have internal predecessors, (530), 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) [2021-12-14 16:28:04,760 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2021-12-14 16:28:04,761 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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) [2021-12-14 16:28:04,762 INFO L186 Difference]: Start difference. First operand has 254 places, 262 transitions, 533 flow. Second operand 2 states and 530 transitions. [2021-12-14 16:28:04,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 249 places, 251 transitions, 517 flow [2021-12-14 16:28:04,766 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 251 transitions, 512 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-14 16:28:04,773 INFO L242 Difference]: Finished difference. Result has 246 places, 251 transitions, 506 flow [2021-12-14 16:28:04,774 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=506, PETRI_PLACES=246, PETRI_TRANSITIONS=251} [2021-12-14 16:28:04,777 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, -8 predicate places. [2021-12-14 16:28:04,777 INFO L470 AbstractCegarLoop]: Abstraction has has 246 places, 251 transitions, 506 flow [2021-12-14 16:28:04,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 261.5) internal successors, (523), 2 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:28:04,778 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:04,778 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:04,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 16:28:04,779 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:04,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:04,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1627698218, now seen corresponding path program 1 times [2021-12-14 16:28:04,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:04,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720922000] [2021-12-14 16:28:04,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:04,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:05,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:05,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720922000] [2021-12-14 16:28:05,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720922000] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:05,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:05,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-14 16:28:05,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096181389] [2021-12-14 16:28:05,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:05,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-14 16:28:05,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:05,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-14 16:28:05,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-12-14 16:28:05,088 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 274 [2021-12-14 16:28:05,091 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 251 transitions, 506 flow. Second operand has 12 states, 12 states have (on average 199.75) internal successors, (2397), 12 states have internal predecessors, (2397), 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) [2021-12-14 16:28:05,091 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:05,091 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 274 [2021-12-14 16:28:05,091 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:05,855 INFO L129 PetriNetUnfolder]: 1003/4117 cut-off events. [2021-12-14 16:28:05,855 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-12-14 16:28:05,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5628 conditions, 4117 events. 1003/4117 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 33933 event pairs, 789 based on Foata normal form. 0/3831 useless extension candidates. Maximal degree in co-relation 5625. Up to 1435 conditions per place. [2021-12-14 16:28:05,873 INFO L132 encePairwiseOnDemand]: 261/274 looper letters, 52 selfloop transitions, 12 changer transitions 0/247 dead transitions. [2021-12-14 16:28:05,874 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 247 transitions, 626 flow [2021-12-14 16:28:05,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-14 16:28:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-14 16:28:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2626 transitions. [2021-12-14 16:28:05,879 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7372262773722628 [2021-12-14 16:28:05,880 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2626 transitions. [2021-12-14 16:28:05,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2626 transitions. [2021-12-14 16:28:05,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:05,881 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2626 transitions. [2021-12-14 16:28:05,885 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 202.0) internal successors, (2626), 13 states have internal predecessors, (2626), 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) [2021-12-14 16:28:05,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 274.0) internal successors, (3836), 14 states have internal predecessors, (3836), 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) [2021-12-14 16:28:05,892 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 274.0) internal successors, (3836), 14 states have internal predecessors, (3836), 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) [2021-12-14 16:28:05,892 INFO L186 Difference]: Start difference. First operand has 246 places, 251 transitions, 506 flow. Second operand 13 states and 2626 transitions. [2021-12-14 16:28:05,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 247 transitions, 626 flow [2021-12-14 16:28:05,895 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 247 transitions, 626 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-14 16:28:05,898 INFO L242 Difference]: Finished difference. Result has 255 places, 247 transitions, 522 flow [2021-12-14 16:28:05,899 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=522, PETRI_PLACES=255, PETRI_TRANSITIONS=247} [2021-12-14 16:28:05,899 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 1 predicate places. [2021-12-14 16:28:05,899 INFO L470 AbstractCegarLoop]: Abstraction has has 255 places, 247 transitions, 522 flow [2021-12-14 16:28:05,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 199.75) internal successors, (2397), 12 states have internal predecessors, (2397), 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) [2021-12-14 16:28:05,901 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:05,901 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:05,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 16:28:05,901 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:05,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:05,901 INFO L85 PathProgramCache]: Analyzing trace with hash -2013468752, now seen corresponding path program 1 times [2021-12-14 16:28:05,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:05,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748095478] [2021-12-14 16:28:05,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:05,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:05,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:05,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748095478] [2021-12-14 16:28:05,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748095478] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:05,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:05,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 16:28:05,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630400005] [2021-12-14 16:28:05,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:05,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 16:28:05,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:05,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 16:28:05,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 16:28:05,950 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 250 out of 274 [2021-12-14 16:28:05,951 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 247 transitions, 522 flow. Second operand has 4 states, 4 states have (on average 251.75) internal successors, (1007), 4 states have internal predecessors, (1007), 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) [2021-12-14 16:28:05,952 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:05,952 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 250 of 274 [2021-12-14 16:28:05,952 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:05,998 INFO L129 PetriNetUnfolder]: 26/432 cut-off events. [2021-12-14 16:28:05,998 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-14 16:28:06,000 INFO L84 FinitePrefix]: Finished finitePrefix Result has 499 conditions, 432 events. 26/432 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1078 event pairs, 2 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 495. Up to 13 conditions per place. [2021-12-14 16:28:06,001 INFO L132 encePairwiseOnDemand]: 268/274 looper letters, 9 selfloop transitions, 5 changer transitions 0/247 dead transitions. [2021-12-14 16:28:06,001 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 247 transitions, 554 flow [2021-12-14 16:28:06,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 16:28:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-12-14 16:28:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1015 transitions. [2021-12-14 16:28:06,003 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.926094890510949 [2021-12-14 16:28:06,003 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1015 transitions. [2021-12-14 16:28:06,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1015 transitions. [2021-12-14 16:28:06,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:06,004 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1015 transitions. [2021-12-14 16:28:06,006 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 253.75) internal successors, (1015), 4 states have internal predecessors, (1015), 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) [2021-12-14 16:28:06,007 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 274.0) internal successors, (1370), 5 states have internal predecessors, (1370), 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) [2021-12-14 16:28:06,008 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 274.0) internal successors, (1370), 5 states have internal predecessors, (1370), 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) [2021-12-14 16:28:06,008 INFO L186 Difference]: Start difference. First operand has 255 places, 247 transitions, 522 flow. Second operand 4 states and 1015 transitions. [2021-12-14 16:28:06,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 247 transitions, 554 flow [2021-12-14 16:28:06,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 247 transitions, 531 flow, removed 0 selfloop flow, removed 11 redundant places. [2021-12-14 16:28:06,029 INFO L242 Difference]: Finished difference. Result has 246 places, 245 transitions, 505 flow [2021-12-14 16:28:06,029 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=495, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=505, PETRI_PLACES=246, PETRI_TRANSITIONS=245} [2021-12-14 16:28:06,031 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, -8 predicate places. [2021-12-14 16:28:06,031 INFO L470 AbstractCegarLoop]: Abstraction has has 246 places, 245 transitions, 505 flow [2021-12-14 16:28:06,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 251.75) internal successors, (1007), 4 states have internal predecessors, (1007), 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) [2021-12-14 16:28:06,032 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:06,032 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:06,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 16:28:06,032 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:06,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:06,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1617079602, now seen corresponding path program 1 times [2021-12-14 16:28:06,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:06,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571035503] [2021-12-14 16:28:06,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:06,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:06,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:06,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571035503] [2021-12-14 16:28:06,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571035503] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:06,086 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:06,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 16:28:06,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494182749] [2021-12-14 16:28:06,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:06,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 16:28:06,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:06,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 16:28:06,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 16:28:06,088 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 255 out of 274 [2021-12-14 16:28:06,089 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 245 transitions, 505 flow. Second operand has 3 states, 3 states have (on average 256.6666666666667) internal successors, (770), 3 states have internal predecessors, (770), 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) [2021-12-14 16:28:06,089 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:06,089 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 255 of 274 [2021-12-14 16:28:06,090 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:06,137 INFO L129 PetriNetUnfolder]: 33/527 cut-off events. [2021-12-14 16:28:06,137 INFO L130 PetriNetUnfolder]: For 7/8 co-relation queries the response was YES. [2021-12-14 16:28:06,139 INFO L84 FinitePrefix]: Finished finitePrefix Result has 586 conditions, 527 events. 33/527 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1259 event pairs, 2 based on Foata normal form. 0/493 useless extension candidates. Maximal degree in co-relation 582. Up to 23 conditions per place. [2021-12-14 16:28:06,140 INFO L132 encePairwiseOnDemand]: 270/274 looper letters, 10 selfloop transitions, 3 changer transitions 0/249 dead transitions. [2021-12-14 16:28:06,140 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 249 transitions, 542 flow [2021-12-14 16:28:06,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 16:28:06,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-14 16:28:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 779 transitions. [2021-12-14 16:28:06,142 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9476885644768857 [2021-12-14 16:28:06,142 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 779 transitions. [2021-12-14 16:28:06,142 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 779 transitions. [2021-12-14 16:28:06,142 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:06,142 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 779 transitions. [2021-12-14 16:28:06,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 259.6666666666667) internal successors, (779), 3 states have internal predecessors, (779), 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) [2021-12-14 16:28:06,145 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-12-14 16:28:06,145 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-12-14 16:28:06,145 INFO L186 Difference]: Start difference. First operand has 246 places, 245 transitions, 505 flow. Second operand 3 states and 779 transitions. [2021-12-14 16:28:06,146 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 249 transitions, 542 flow [2021-12-14 16:28:06,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 249 transitions, 532 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-14 16:28:06,149 INFO L242 Difference]: Finished difference. Result has 246 places, 246 transitions, 510 flow [2021-12-14 16:28:06,149 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=495, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=246, PETRI_TRANSITIONS=246} [2021-12-14 16:28:06,150 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, -8 predicate places. [2021-12-14 16:28:06,150 INFO L470 AbstractCegarLoop]: Abstraction has has 246 places, 246 transitions, 510 flow [2021-12-14 16:28:06,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 256.6666666666667) internal successors, (770), 3 states have internal predecessors, (770), 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) [2021-12-14 16:28:06,151 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:06,151 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:06,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 16:28:06,151 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:06,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:06,151 INFO L85 PathProgramCache]: Analyzing trace with hash 771775214, now seen corresponding path program 1 times [2021-12-14 16:28:06,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:06,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580884348] [2021-12-14 16:28:06,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:06,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:06,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:06,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580884348] [2021-12-14 16:28:06,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580884348] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:06,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:06,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 16:28:06,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446883646] [2021-12-14 16:28:06,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:06,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 16:28:06,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:06,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 16:28:06,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 16:28:06,190 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 252 out of 274 [2021-12-14 16:28:06,191 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 246 transitions, 510 flow. Second operand has 4 states, 4 states have (on average 253.75) internal successors, (1015), 4 states have internal predecessors, (1015), 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) [2021-12-14 16:28:06,191 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:06,191 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 252 of 274 [2021-12-14 16:28:06,191 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:06,294 INFO L129 PetriNetUnfolder]: 51/836 cut-off events. [2021-12-14 16:28:06,294 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-12-14 16:28:06,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 945 conditions, 836 events. 51/836 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2997 event pairs, 7 based on Foata normal form. 0/788 useless extension candidates. Maximal degree in co-relation 940. Up to 27 conditions per place. [2021-12-14 16:28:06,300 INFO L132 encePairwiseOnDemand]: 269/274 looper letters, 15 selfloop transitions, 5 changer transitions 0/254 dead transitions. [2021-12-14 16:28:06,300 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 254 transitions, 573 flow [2021-12-14 16:28:06,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 16:28:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-12-14 16:28:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1281 transitions. [2021-12-14 16:28:06,303 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.935036496350365 [2021-12-14 16:28:06,303 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1281 transitions. [2021-12-14 16:28:06,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1281 transitions. [2021-12-14 16:28:06,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:06,304 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1281 transitions. [2021-12-14 16:28:06,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 256.2) internal successors, (1281), 5 states have internal predecessors, (1281), 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) [2021-12-14 16:28:06,308 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 274.0) internal successors, (1644), 6 states have internal predecessors, (1644), 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) [2021-12-14 16:28:06,308 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 274.0) internal successors, (1644), 6 states have internal predecessors, (1644), 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) [2021-12-14 16:28:06,308 INFO L186 Difference]: Start difference. First operand has 246 places, 246 transitions, 510 flow. Second operand 5 states and 1281 transitions. [2021-12-14 16:28:06,308 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 254 transitions, 573 flow [2021-12-14 16:28:06,310 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 254 transitions, 570 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-14 16:28:06,312 INFO L242 Difference]: Finished difference. Result has 252 places, 249 transitions, 537 flow [2021-12-14 16:28:06,312 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=507, PETRI_DIFFERENCE_MINUEND_PLACES=245, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=246, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=537, PETRI_PLACES=252, PETRI_TRANSITIONS=249} [2021-12-14 16:28:06,313 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, -2 predicate places. [2021-12-14 16:28:06,313 INFO L470 AbstractCegarLoop]: Abstraction has has 252 places, 249 transitions, 537 flow [2021-12-14 16:28:06,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 253.75) internal successors, (1015), 4 states have internal predecessors, (1015), 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) [2021-12-14 16:28:06,314 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:06,314 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:06,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 16:28:06,314 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:06,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:06,315 INFO L85 PathProgramCache]: Analyzing trace with hash -703749757, now seen corresponding path program 1 times [2021-12-14 16:28:06,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:06,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105623931] [2021-12-14 16:28:06,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:06,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:06,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:06,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:06,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105623931] [2021-12-14 16:28:06,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105623931] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:06,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:06,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-12-14 16:28:06,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784936917] [2021-12-14 16:28:06,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:06,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-12-14 16:28:06,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:06,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-14 16:28:06,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-12-14 16:28:06,701 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 274 [2021-12-14 16:28:06,703 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 249 transitions, 537 flow. Second operand has 17 states, 17 states have (on average 187.41176470588235) internal successors, (3186), 17 states have internal predecessors, (3186), 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) [2021-12-14 16:28:06,703 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:06,703 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 274 [2021-12-14 16:28:06,703 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:07,929 INFO L129 PetriNetUnfolder]: 1599/6669 cut-off events. [2021-12-14 16:28:07,929 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2021-12-14 16:28:07,944 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9623 conditions, 6669 events. 1599/6669 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 58294 event pairs, 1290 based on Foata normal form. 0/6318 useless extension candidates. Maximal degree in co-relation 9616. Up to 2556 conditions per place. [2021-12-14 16:28:07,962 INFO L132 encePairwiseOnDemand]: 257/274 looper letters, 78 selfloop transitions, 21 changer transitions 0/271 dead transitions. [2021-12-14 16:28:07,962 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 271 transitions, 781 flow [2021-12-14 16:28:07,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-14 16:28:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-12-14 16:28:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2876 transitions. [2021-12-14 16:28:07,968 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6997566909975669 [2021-12-14 16:28:07,968 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2876 transitions. [2021-12-14 16:28:07,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2876 transitions. [2021-12-14 16:28:07,969 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:07,969 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2876 transitions. [2021-12-14 16:28:07,973 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 191.73333333333332) internal successors, (2876), 15 states have internal predecessors, (2876), 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) [2021-12-14 16:28:07,978 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 274.0) internal successors, (4384), 16 states have internal predecessors, (4384), 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) [2021-12-14 16:28:07,979 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 274.0) internal successors, (4384), 16 states have internal predecessors, (4384), 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) [2021-12-14 16:28:07,979 INFO L186 Difference]: Start difference. First operand has 252 places, 249 transitions, 537 flow. Second operand 15 states and 2876 transitions. [2021-12-14 16:28:07,979 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 271 transitions, 781 flow [2021-12-14 16:28:07,983 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 271 transitions, 781 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-14 16:28:07,985 INFO L242 Difference]: Finished difference. Result has 272 places, 262 transitions, 648 flow [2021-12-14 16:28:07,986 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=537, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=249, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=648, PETRI_PLACES=272, PETRI_TRANSITIONS=262} [2021-12-14 16:28:07,986 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 18 predicate places. [2021-12-14 16:28:07,986 INFO L470 AbstractCegarLoop]: Abstraction has has 272 places, 262 transitions, 648 flow [2021-12-14 16:28:07,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 187.41176470588235) internal successors, (3186), 17 states have internal predecessors, (3186), 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) [2021-12-14 16:28:07,988 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:07,988 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:07,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-14 16:28:07,988 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:07,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:07,989 INFO L85 PathProgramCache]: Analyzing trace with hash -940168002, now seen corresponding path program 1 times [2021-12-14 16:28:07,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:07,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206703562] [2021-12-14 16:28:07,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:07,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:08,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:08,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206703562] [2021-12-14 16:28:08,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206703562] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:08,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:08,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-12-14 16:28:08,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143476581] [2021-12-14 16:28:08,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:08,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-12-14 16:28:08,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:08,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-12-14 16:28:08,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=620, Unknown=0, NotChecked=0, Total=702 [2021-12-14 16:28:08,867 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 274 [2021-12-14 16:28:08,870 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 262 transitions, 648 flow. Second operand has 27 states, 27 states have (on average 173.92592592592592) internal successors, (4696), 27 states have internal predecessors, (4696), 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) [2021-12-14 16:28:08,870 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:08,870 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 274 [2021-12-14 16:28:08,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:11,402 INFO L129 PetriNetUnfolder]: 1457/6029 cut-off events. [2021-12-14 16:28:11,402 INFO L130 PetriNetUnfolder]: For 118/121 co-relation queries the response was YES. [2021-12-14 16:28:11,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8868 conditions, 6029 events. 1457/6029 cut-off events. For 118/121 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 51242 event pairs, 1160 based on Foata normal form. 2/5754 useless extension candidates. Maximal degree in co-relation 8854. Up to 2311 conditions per place. [2021-12-14 16:28:11,437 INFO L132 encePairwiseOnDemand]: 243/274 looper letters, 88 selfloop transitions, 45 changer transitions 0/297 dead transitions. [2021-12-14 16:28:11,437 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 297 transitions, 1008 flow [2021-12-14 16:28:11,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-12-14 16:28:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-12-14 16:28:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 4778 transitions. [2021-12-14 16:28:11,444 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6458502297918356 [2021-12-14 16:28:11,444 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 4778 transitions. [2021-12-14 16:28:11,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 4778 transitions. [2021-12-14 16:28:11,446 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:11,447 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 4778 transitions. [2021-12-14 16:28:11,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 176.96296296296296) internal successors, (4778), 27 states have internal predecessors, (4778), 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) [2021-12-14 16:28:11,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 274.0) internal successors, (7672), 28 states have internal predecessors, (7672), 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) [2021-12-14 16:28:11,464 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 274.0) internal successors, (7672), 28 states have internal predecessors, (7672), 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) [2021-12-14 16:28:11,464 INFO L186 Difference]: Start difference. First operand has 272 places, 262 transitions, 648 flow. Second operand 27 states and 4778 transitions. [2021-12-14 16:28:11,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 297 transitions, 1008 flow [2021-12-14 16:28:11,467 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 297 transitions, 995 flow, removed 0 selfloop flow, removed 7 redundant places. [2021-12-14 16:28:11,469 INFO L242 Difference]: Finished difference. Result has 303 places, 284 transitions, 874 flow [2021-12-14 16:28:11,470 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=635, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=262, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=874, PETRI_PLACES=303, PETRI_TRANSITIONS=284} [2021-12-14 16:28:11,470 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 49 predicate places. [2021-12-14 16:28:11,470 INFO L470 AbstractCegarLoop]: Abstraction has has 303 places, 284 transitions, 874 flow [2021-12-14 16:28:11,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 173.92592592592592) internal successors, (4696), 27 states have internal predecessors, (4696), 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) [2021-12-14 16:28:11,472 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:11,472 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:11,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-14 16:28:11,472 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:11,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:11,473 INFO L85 PathProgramCache]: Analyzing trace with hash 984138435, now seen corresponding path program 1 times [2021-12-14 16:28:11,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:11,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299625273] [2021-12-14 16:28:11,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:11,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:12,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:12,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299625273] [2021-12-14 16:28:12,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299625273] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:12,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:12,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-12-14 16:28:12,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990729542] [2021-12-14 16:28:12,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:12,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-14 16:28:12,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:12,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-14 16:28:12,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-12-14 16:28:12,025 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 274 [2021-12-14 16:28:12,027 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 284 transitions, 874 flow. Second operand has 18 states, 18 states have (on average 176.83333333333334) internal successors, (3183), 18 states have internal predecessors, (3183), 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) [2021-12-14 16:28:12,027 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:12,028 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 274 [2021-12-14 16:28:12,028 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:13,562 INFO L129 PetriNetUnfolder]: 1619/6777 cut-off events. [2021-12-14 16:28:13,562 INFO L130 PetriNetUnfolder]: For 453/457 co-relation queries the response was YES. [2021-12-14 16:28:13,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10296 conditions, 6777 events. 1619/6777 cut-off events. For 453/457 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 59227 event pairs, 734 based on Foata normal form. 3/6433 useless extension candidates. Maximal degree in co-relation 10270. Up to 2470 conditions per place. [2021-12-14 16:28:13,602 INFO L132 encePairwiseOnDemand]: 253/274 looper letters, 117 selfloop transitions, 34 changer transitions 0/320 dead transitions. [2021-12-14 16:28:13,603 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 320 transitions, 1288 flow [2021-12-14 16:28:13,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-14 16:28:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-12-14 16:28:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 2913 transitions. [2021-12-14 16:28:13,608 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6644616788321168 [2021-12-14 16:28:13,608 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 2913 transitions. [2021-12-14 16:28:13,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 2913 transitions. [2021-12-14 16:28:13,609 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:13,609 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 2913 transitions. [2021-12-14 16:28:13,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 182.0625) internal successors, (2913), 16 states have internal predecessors, (2913), 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) [2021-12-14 16:28:13,617 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 274.0) internal successors, (4658), 17 states have internal predecessors, (4658), 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) [2021-12-14 16:28:13,618 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 274.0) internal successors, (4658), 17 states have internal predecessors, (4658), 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) [2021-12-14 16:28:13,618 INFO L186 Difference]: Start difference. First operand has 303 places, 284 transitions, 874 flow. Second operand 16 states and 2913 transitions. [2021-12-14 16:28:13,618 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 320 transitions, 1288 flow [2021-12-14 16:28:13,622 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 320 transitions, 1240 flow, removed 8 selfloop flow, removed 13 redundant places. [2021-12-14 16:28:13,682 INFO L242 Difference]: Finished difference. Result has 310 places, 294 transitions, 993 flow [2021-12-14 16:28:13,682 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=826, PETRI_DIFFERENCE_MINUEND_PLACES=290, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=284, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=251, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=993, PETRI_PLACES=310, PETRI_TRANSITIONS=294} [2021-12-14 16:28:13,683 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 56 predicate places. [2021-12-14 16:28:13,683 INFO L470 AbstractCegarLoop]: Abstraction has has 310 places, 294 transitions, 993 flow [2021-12-14 16:28:13,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 176.83333333333334) internal successors, (3183), 18 states have internal predecessors, (3183), 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) [2021-12-14 16:28:13,684 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:13,684 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:13,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-14 16:28:13,684 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:13,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:13,684 INFO L85 PathProgramCache]: Analyzing trace with hash -156557425, now seen corresponding path program 2 times [2021-12-14 16:28:13,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:13,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316632067] [2021-12-14 16:28:13,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:13,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:14,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:14,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:14,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316632067] [2021-12-14 16:28:14,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316632067] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:14,296 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:14,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-12-14 16:28:14,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797719512] [2021-12-14 16:28:14,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:14,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-14 16:28:14,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:14,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-14 16:28:14,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2021-12-14 16:28:14,300 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 274 [2021-12-14 16:28:14,301 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 310 places, 294 transitions, 993 flow. Second operand has 18 states, 18 states have (on average 176.83333333333334) internal successors, (3183), 18 states have internal predecessors, (3183), 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) [2021-12-14 16:28:14,301 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:14,301 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 274 [2021-12-14 16:28:14,302 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:15,948 INFO L129 PetriNetUnfolder]: 1640/6855 cut-off events. [2021-12-14 16:28:15,949 INFO L130 PetriNetUnfolder]: For 708/712 co-relation queries the response was YES. [2021-12-14 16:28:15,985 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10633 conditions, 6855 events. 1640/6855 cut-off events. For 708/712 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 59858 event pairs, 735 based on Foata normal form. 3/6511 useless extension candidates. Maximal degree in co-relation 10602. Up to 2475 conditions per place. [2021-12-14 16:28:16,076 INFO L132 encePairwiseOnDemand]: 253/274 looper letters, 117 selfloop transitions, 39 changer transitions 0/325 dead transitions. [2021-12-14 16:28:16,077 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 325 transitions, 1426 flow [2021-12-14 16:28:16,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-14 16:28:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-12-14 16:28:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 2737 transitions. [2021-12-14 16:28:16,089 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6659367396593674 [2021-12-14 16:28:16,089 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 2737 transitions. [2021-12-14 16:28:16,089 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 2737 transitions. [2021-12-14 16:28:16,090 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:16,090 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 2737 transitions. [2021-12-14 16:28:16,093 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 182.46666666666667) internal successors, (2737), 15 states have internal predecessors, (2737), 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) [2021-12-14 16:28:16,097 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 274.0) internal successors, (4384), 16 states have internal predecessors, (4384), 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) [2021-12-14 16:28:16,098 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 274.0) internal successors, (4384), 16 states have internal predecessors, (4384), 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) [2021-12-14 16:28:16,098 INFO L186 Difference]: Start difference. First operand has 310 places, 294 transitions, 993 flow. Second operand 15 states and 2737 transitions. [2021-12-14 16:28:16,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 325 transitions, 1426 flow [2021-12-14 16:28:16,103 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 325 transitions, 1394 flow, removed 6 selfloop flow, removed 10 redundant places. [2021-12-14 16:28:16,106 INFO L242 Difference]: Finished difference. Result has 318 places, 300 transitions, 1141 flow [2021-12-14 16:28:16,107 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=967, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=255, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=1141, PETRI_PLACES=318, PETRI_TRANSITIONS=300} [2021-12-14 16:28:16,108 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 64 predicate places. [2021-12-14 16:28:16,108 INFO L470 AbstractCegarLoop]: Abstraction has has 318 places, 300 transitions, 1141 flow [2021-12-14 16:28:16,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 176.83333333333334) internal successors, (3183), 18 states have internal predecessors, (3183), 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) [2021-12-14 16:28:16,109 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:16,109 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:16,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-14 16:28:16,109 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:16,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:16,110 INFO L85 PathProgramCache]: Analyzing trace with hash 655539223, now seen corresponding path program 3 times [2021-12-14 16:28:16,110 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:16,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281183147] [2021-12-14 16:28:16,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:16,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:16,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:16,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281183147] [2021-12-14 16:28:16,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281183147] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:16,532 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:16,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-12-14 16:28:16,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153813970] [2021-12-14 16:28:16,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:16,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-14 16:28:16,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:16,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-14 16:28:16,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2021-12-14 16:28:16,535 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 274 [2021-12-14 16:28:16,536 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 300 transitions, 1141 flow. Second operand has 18 states, 18 states have (on average 176.83333333333334) internal successors, (3183), 18 states have internal predecessors, (3183), 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) [2021-12-14 16:28:16,536 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:16,536 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 274 [2021-12-14 16:28:16,536 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:17,830 INFO L129 PetriNetUnfolder]: 1625/6840 cut-off events. [2021-12-14 16:28:17,830 INFO L130 PetriNetUnfolder]: For 1160/1164 co-relation queries the response was YES. [2021-12-14 16:28:17,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10699 conditions, 6840 events. 1625/6840 cut-off events. For 1160/1164 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 60046 event pairs, 741 based on Foata normal form. 6/6497 useless extension candidates. Maximal degree in co-relation 10665. Up to 2414 conditions per place. [2021-12-14 16:28:17,871 INFO L132 encePairwiseOnDemand]: 257/274 looper letters, 101 selfloop transitions, 36 changer transitions 0/306 dead transitions. [2021-12-14 16:28:17,872 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 306 transitions, 1423 flow [2021-12-14 16:28:17,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-14 16:28:17,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-12-14 16:28:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 2535 transitions. [2021-12-14 16:28:17,874 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6608446298227321 [2021-12-14 16:28:17,874 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 2535 transitions. [2021-12-14 16:28:17,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 2535 transitions. [2021-12-14 16:28:17,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:17,875 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 2535 transitions. [2021-12-14 16:28:17,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 181.07142857142858) internal successors, (2535), 14 states have internal predecessors, (2535), 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) [2021-12-14 16:28:17,881 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 274.0) internal successors, (4110), 15 states have internal predecessors, (4110), 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) [2021-12-14 16:28:17,882 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 274.0) internal successors, (4110), 15 states have internal predecessors, (4110), 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) [2021-12-14 16:28:17,882 INFO L186 Difference]: Start difference. First operand has 318 places, 300 transitions, 1141 flow. Second operand 14 states and 2535 transitions. [2021-12-14 16:28:17,882 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 306 transitions, 1423 flow [2021-12-14 16:28:17,887 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 306 transitions, 1385 flow, removed 4 selfloop flow, removed 11 redundant places. [2021-12-14 16:28:17,890 INFO L242 Difference]: Finished difference. Result has 318 places, 296 transitions, 1153 flow [2021-12-14 16:28:17,890 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1081, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1153, PETRI_PLACES=318, PETRI_TRANSITIONS=296} [2021-12-14 16:28:17,891 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 64 predicate places. [2021-12-14 16:28:17,891 INFO L470 AbstractCegarLoop]: Abstraction has has 318 places, 296 transitions, 1153 flow [2021-12-14 16:28:17,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 176.83333333333334) internal successors, (3183), 18 states have internal predecessors, (3183), 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) [2021-12-14 16:28:17,892 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:17,892 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:17,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-14 16:28:17,892 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:17,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:17,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1000254974, now seen corresponding path program 1 times [2021-12-14 16:28:17,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:17,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898994570] [2021-12-14 16:28:17,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:17,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:19,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:19,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:19,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898994570] [2021-12-14 16:28:19,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898994570] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:19,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:19,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-12-14 16:28:19,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441620980] [2021-12-14 16:28:19,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:19,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-14 16:28:19,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:19,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-14 16:28:19,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2021-12-14 16:28:19,226 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 274 [2021-12-14 16:28:19,228 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 296 transitions, 1153 flow. Second operand has 29 states, 29 states have (on average 163.13793103448276) internal successors, (4731), 29 states have internal predecessors, (4731), 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) [2021-12-14 16:28:19,228 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:19,229 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 274 [2021-12-14 16:28:19,229 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:22,288 INFO L129 PetriNetUnfolder]: 847/3524 cut-off events. [2021-12-14 16:28:22,288 INFO L130 PetriNetUnfolder]: For 1195/1198 co-relation queries the response was YES. [2021-12-14 16:28:22,299 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5962 conditions, 3524 events. 847/3524 cut-off events. For 1195/1198 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 24747 event pairs, 336 based on Foata normal form. 3/3355 useless extension candidates. Maximal degree in co-relation 5929. Up to 1081 conditions per place. [2021-12-14 16:28:22,304 INFO L132 encePairwiseOnDemand]: 244/274 looper letters, 120 selfloop transitions, 53 changer transitions 0/320 dead transitions. [2021-12-14 16:28:22,304 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 336 places, 320 transitions, 1566 flow [2021-12-14 16:28:22,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-12-14 16:28:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-12-14 16:28:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 4489 transitions. [2021-12-14 16:28:22,308 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6067856177345229 [2021-12-14 16:28:22,308 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 4489 transitions. [2021-12-14 16:28:22,308 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 4489 transitions. [2021-12-14 16:28:22,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:22,310 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 4489 transitions. [2021-12-14 16:28:22,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 166.25925925925927) internal successors, (4489), 27 states have internal predecessors, (4489), 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) [2021-12-14 16:28:22,319 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 274.0) internal successors, (7672), 28 states have internal predecessors, (7672), 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) [2021-12-14 16:28:22,320 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 274.0) internal successors, (7672), 28 states have internal predecessors, (7672), 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) [2021-12-14 16:28:22,320 INFO L186 Difference]: Start difference. First operand has 318 places, 296 transitions, 1153 flow. Second operand 27 states and 4489 transitions. [2021-12-14 16:28:22,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 336 places, 320 transitions, 1566 flow [2021-12-14 16:28:22,325 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 320 transitions, 1474 flow, removed 1 selfloop flow, removed 21 redundant places. [2021-12-14 16:28:22,328 INFO L242 Difference]: Finished difference. Result has 317 places, 287 transitions, 1155 flow [2021-12-14 16:28:22,328 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1025, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=285, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=1155, PETRI_PLACES=317, PETRI_TRANSITIONS=287} [2021-12-14 16:28:22,329 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 63 predicate places. [2021-12-14 16:28:22,329 INFO L470 AbstractCegarLoop]: Abstraction has has 317 places, 287 transitions, 1155 flow [2021-12-14 16:28:22,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 163.13793103448276) internal successors, (4731), 29 states have internal predecessors, (4731), 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) [2021-12-14 16:28:22,330 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:22,330 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:22,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-14 16:28:22,330 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:22,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:22,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1409670591, now seen corresponding path program 1 times [2021-12-14 16:28:22,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:22,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415589555] [2021-12-14 16:28:22,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:22,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:22,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:22,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:22,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415589555] [2021-12-14 16:28:22,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415589555] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:22,369 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:22,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 16:28:22,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896483677] [2021-12-14 16:28:22,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:22,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 16:28:22,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:22,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 16:28:22,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 16:28:22,371 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 248 out of 274 [2021-12-14 16:28:22,371 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 317 places, 287 transitions, 1155 flow. Second operand has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 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) [2021-12-14 16:28:22,371 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:22,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 248 of 274 [2021-12-14 16:28:22,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:22,458 INFO L129 PetriNetUnfolder]: 62/911 cut-off events. [2021-12-14 16:28:22,458 INFO L130 PetriNetUnfolder]: For 540/541 co-relation queries the response was YES. [2021-12-14 16:28:22,461 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1486 conditions, 911 events. 62/911 cut-off events. For 540/541 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3740 event pairs, 7 based on Foata normal form. 18/884 useless extension candidates. Maximal degree in co-relation 1456. Up to 39 conditions per place. [2021-12-14 16:28:22,463 INFO L132 encePairwiseOnDemand]: 268/274 looper letters, 12 selfloop transitions, 6 changer transitions 0/289 dead transitions. [2021-12-14 16:28:22,463 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 289 transitions, 1198 flow [2021-12-14 16:28:22,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 16:28:22,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-14 16:28:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 765 transitions. [2021-12-14 16:28:22,464 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9306569343065694 [2021-12-14 16:28:22,464 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 765 transitions. [2021-12-14 16:28:22,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 765 transitions. [2021-12-14 16:28:22,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:22,464 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 765 transitions. [2021-12-14 16:28:22,465 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 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) [2021-12-14 16:28:22,466 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-12-14 16:28:22,466 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 274.0) internal successors, (1096), 4 states have internal predecessors, (1096), 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) [2021-12-14 16:28:22,466 INFO L186 Difference]: Start difference. First operand has 317 places, 287 transitions, 1155 flow. Second operand 3 states and 765 transitions. [2021-12-14 16:28:22,466 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 289 transitions, 1198 flow [2021-12-14 16:28:22,470 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 289 transitions, 1102 flow, removed 2 selfloop flow, removed 23 redundant places. [2021-12-14 16:28:22,474 INFO L242 Difference]: Finished difference. Result has 296 places, 287 transitions, 1071 flow [2021-12-14 16:28:22,474 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1059, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1071, PETRI_PLACES=296, PETRI_TRANSITIONS=287} [2021-12-14 16:28:22,476 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 42 predicate places. [2021-12-14 16:28:22,476 INFO L470 AbstractCegarLoop]: Abstraction has has 296 places, 287 transitions, 1071 flow [2021-12-14 16:28:22,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 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) [2021-12-14 16:28:22,476 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:22,476 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:22,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-14 16:28:22,477 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:22,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:22,477 INFO L85 PathProgramCache]: Analyzing trace with hash -916754843, now seen corresponding path program 1 times [2021-12-14 16:28:22,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:22,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049088787] [2021-12-14 16:28:22,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:22,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:23,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:23,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049088787] [2021-12-14 16:28:23,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049088787] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:23,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:23,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-12-14 16:28:23,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885349639] [2021-12-14 16:28:23,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:23,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-14 16:28:23,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:23,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-14 16:28:23,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=686, Unknown=0, NotChecked=0, Total=812 [2021-12-14 16:28:23,287 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 165 out of 274 [2021-12-14 16:28:23,289 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 296 places, 287 transitions, 1071 flow. Second operand has 29 states, 29 states have (on average 167.75862068965517) internal successors, (4865), 29 states have internal predecessors, (4865), 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) [2021-12-14 16:28:23,289 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:23,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 165 of 274 [2021-12-14 16:28:23,290 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:25,644 INFO L129 PetriNetUnfolder]: 533/2467 cut-off events. [2021-12-14 16:28:25,644 INFO L130 PetriNetUnfolder]: For 1114/1118 co-relation queries the response was YES. [2021-12-14 16:28:25,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4896 conditions, 2467 events. 533/2467 cut-off events. For 1114/1118 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 15299 event pairs, 71 based on Foata normal form. 0/2369 useless extension candidates. Maximal degree in co-relation 4866. Up to 433 conditions per place. [2021-12-14 16:28:25,660 INFO L132 encePairwiseOnDemand]: 238/274 looper letters, 160 selfloop transitions, 75 changer transitions 0/380 dead transitions. [2021-12-14 16:28:25,660 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 380 transitions, 1817 flow [2021-12-14 16:28:25,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-14 16:28:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-12-14 16:28:25,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 5477 transitions. [2021-12-14 16:28:25,667 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6246578467153284 [2021-12-14 16:28:25,667 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 5477 transitions. [2021-12-14 16:28:25,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 5477 transitions. [2021-12-14 16:28:25,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:25,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 5477 transitions. [2021-12-14 16:28:25,675 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 171.15625) internal successors, (5477), 32 states have internal predecessors, (5477), 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) [2021-12-14 16:28:25,683 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 274.0) internal successors, (9042), 33 states have internal predecessors, (9042), 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) [2021-12-14 16:28:25,684 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 274.0) internal successors, (9042), 33 states have internal predecessors, (9042), 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) [2021-12-14 16:28:25,684 INFO L186 Difference]: Start difference. First operand has 296 places, 287 transitions, 1071 flow. Second operand 32 states and 5477 transitions. [2021-12-14 16:28:25,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 380 transitions, 1817 flow [2021-12-14 16:28:25,690 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 326 places, 380 transitions, 1811 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-14 16:28:25,695 INFO L242 Difference]: Finished difference. Result has 333 places, 310 transitions, 1371 flow [2021-12-14 16:28:25,696 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1065, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=221, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=1371, PETRI_PLACES=333, PETRI_TRANSITIONS=310} [2021-12-14 16:28:25,697 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 79 predicate places. [2021-12-14 16:28:25,697 INFO L470 AbstractCegarLoop]: Abstraction has has 333 places, 310 transitions, 1371 flow [2021-12-14 16:28:25,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 167.75862068965517) internal successors, (4865), 29 states have internal predecessors, (4865), 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) [2021-12-14 16:28:25,698 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:25,698 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:25,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-14 16:28:25,698 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:25,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:25,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1782236425, now seen corresponding path program 2 times [2021-12-14 16:28:25,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:25,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521589731] [2021-12-14 16:28:25,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:25,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:27,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:27,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521589731] [2021-12-14 16:28:27,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521589731] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:27,485 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:27,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2021-12-14 16:28:27,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268184086] [2021-12-14 16:28:27,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:27,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-12-14 16:28:27,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:27,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-12-14 16:28:27,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1323, Unknown=0, NotChecked=0, Total=1482 [2021-12-14 16:28:27,489 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 153 out of 274 [2021-12-14 16:28:27,491 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 333 places, 310 transitions, 1371 flow. Second operand has 39 states, 39 states have (on average 155.23076923076923) internal successors, (6054), 39 states have internal predecessors, (6054), 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) [2021-12-14 16:28:27,491 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:27,491 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 153 of 274 [2021-12-14 16:28:27,491 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:32,144 INFO L129 PetriNetUnfolder]: 672/3003 cut-off events. [2021-12-14 16:28:32,144 INFO L130 PetriNetUnfolder]: For 1968/1979 co-relation queries the response was YES. [2021-12-14 16:28:32,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6422 conditions, 3003 events. 672/3003 cut-off events. For 1968/1979 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 20377 event pairs, 68 based on Foata normal form. 0/2892 useless extension candidates. Maximal degree in co-relation 6384. Up to 419 conditions per place. [2021-12-14 16:28:32,164 INFO L132 encePairwiseOnDemand]: 228/274 looper letters, 181 selfloop transitions, 95 changer transitions 0/412 dead transitions. [2021-12-14 16:28:32,165 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 412 transitions, 2229 flow [2021-12-14 16:28:32,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-12-14 16:28:32,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-12-14 16:28:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 7109 transitions. [2021-12-14 16:28:32,181 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5765612327656123 [2021-12-14 16:28:32,181 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 7109 transitions. [2021-12-14 16:28:32,181 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 7109 transitions. [2021-12-14 16:28:32,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:32,183 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 7109 transitions. [2021-12-14 16:28:32,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 46 states, 45 states have (on average 157.9777777777778) internal successors, (7109), 45 states have internal predecessors, (7109), 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) [2021-12-14 16:28:32,199 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 46 states, 46 states have (on average 274.0) internal successors, (12604), 46 states have internal predecessors, (12604), 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) [2021-12-14 16:28:32,201 INFO L81 ComplementDD]: Finished complementDD. Result has 46 states, 46 states have (on average 274.0) internal successors, (12604), 46 states have internal predecessors, (12604), 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) [2021-12-14 16:28:32,201 INFO L186 Difference]: Start difference. First operand has 333 places, 310 transitions, 1371 flow. Second operand 45 states and 7109 transitions. [2021-12-14 16:28:32,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 412 transitions, 2229 flow [2021-12-14 16:28:32,209 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 412 transitions, 2116 flow, removed 9 selfloop flow, removed 19 redundant places. [2021-12-14 16:28:32,213 INFO L242 Difference]: Finished difference. Result has 367 places, 332 transitions, 1612 flow [2021-12-14 16:28:32,214 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1258, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=221, PETRI_DIFFERENCE_SUBTRAHEND_STATES=45, PETRI_FLOW=1612, PETRI_PLACES=367, PETRI_TRANSITIONS=332} [2021-12-14 16:28:32,215 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 113 predicate places. [2021-12-14 16:28:32,215 INFO L470 AbstractCegarLoop]: Abstraction has has 367 places, 332 transitions, 1612 flow [2021-12-14 16:28:32,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 155.23076923076923) internal successors, (6054), 39 states have internal predecessors, (6054), 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) [2021-12-14 16:28:32,216 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:32,216 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:32,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-14 16:28:32,216 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:32,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:32,217 INFO L85 PathProgramCache]: Analyzing trace with hash -899219900, now seen corresponding path program 1 times [2021-12-14 16:28:32,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:32,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772089198] [2021-12-14 16:28:32,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:32,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:33,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:33,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772089198] [2021-12-14 16:28:33,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772089198] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:33,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:33,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2021-12-14 16:28:33,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929067430] [2021-12-14 16:28:33,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:33,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-12-14 16:28:33,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:33,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-12-14 16:28:33,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=977, Unknown=0, NotChecked=0, Total=1122 [2021-12-14 16:28:33,645 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 153 out of 274 [2021-12-14 16:28:33,647 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 332 transitions, 1612 flow. Second operand has 34 states, 34 states have (on average 155.6764705882353) internal successors, (5293), 34 states have internal predecessors, (5293), 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) [2021-12-14 16:28:33,647 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:33,647 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 153 of 274 [2021-12-14 16:28:33,648 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:37,178 INFO L129 PetriNetUnfolder]: 746/3437 cut-off events. [2021-12-14 16:28:37,178 INFO L130 PetriNetUnfolder]: For 2765/2772 co-relation queries the response was YES. [2021-12-14 16:28:37,198 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7634 conditions, 3437 events. 746/3437 cut-off events. For 2765/2772 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 24033 event pairs, 76 based on Foata normal form. 4/3322 useless extension candidates. Maximal degree in co-relation 7587. Up to 431 conditions per place. [2021-12-14 16:28:37,205 INFO L132 encePairwiseOnDemand]: 235/274 looper letters, 210 selfloop transitions, 86 changer transitions 0/432 dead transitions. [2021-12-14 16:28:37,205 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 405 places, 432 transitions, 2493 flow [2021-12-14 16:28:37,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-12-14 16:28:37,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2021-12-14 16:28:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 6205 transitions. [2021-12-14 16:28:37,212 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5806662923451245 [2021-12-14 16:28:37,212 INFO L72 ComplementDD]: Start complementDD. Operand 39 states and 6205 transitions. [2021-12-14 16:28:37,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 6205 transitions. [2021-12-14 16:28:37,214 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:37,214 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 39 states and 6205 transitions. [2021-12-14 16:28:37,219 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 40 states, 39 states have (on average 159.10256410256412) internal successors, (6205), 39 states have internal predecessors, (6205), 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) [2021-12-14 16:28:37,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 40 states, 40 states have (on average 274.0) internal successors, (10960), 40 states have internal predecessors, (10960), 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) [2021-12-14 16:28:37,226 INFO L81 ComplementDD]: Finished complementDD. Result has 40 states, 40 states have (on average 274.0) internal successors, (10960), 40 states have internal predecessors, (10960), 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) [2021-12-14 16:28:37,226 INFO L186 Difference]: Start difference. First operand has 367 places, 332 transitions, 1612 flow. Second operand 39 states and 6205 transitions. [2021-12-14 16:28:37,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 405 places, 432 transitions, 2493 flow [2021-12-14 16:28:37,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 432 transitions, 2345 flow, removed 11 selfloop flow, removed 28 redundant places. [2021-12-14 16:28:37,243 INFO L242 Difference]: Finished difference. Result has 382 places, 339 transitions, 1701 flow [2021-12-14 16:28:37,243 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1468, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=79, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=39, PETRI_FLOW=1701, PETRI_PLACES=382, PETRI_TRANSITIONS=339} [2021-12-14 16:28:37,244 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 128 predicate places. [2021-12-14 16:28:37,244 INFO L470 AbstractCegarLoop]: Abstraction has has 382 places, 339 transitions, 1701 flow [2021-12-14 16:28:37,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 155.6764705882353) internal successors, (5293), 34 states have internal predecessors, (5293), 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) [2021-12-14 16:28:37,245 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:37,245 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:37,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-14 16:28:37,245 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:37,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:37,246 INFO L85 PathProgramCache]: Analyzing trace with hash 155730316, now seen corresponding path program 1 times [2021-12-14 16:28:37,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:37,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142921692] [2021-12-14 16:28:37,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:37,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:38,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:38,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142921692] [2021-12-14 16:28:38,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142921692] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:38,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:38,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-12-14 16:28:38,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247017500] [2021-12-14 16:28:38,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:38,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-12-14 16:28:38,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:38,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-12-14 16:28:38,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=740, Unknown=0, NotChecked=0, Total=870 [2021-12-14 16:28:38,126 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 274 [2021-12-14 16:28:38,128 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 339 transitions, 1701 flow. Second operand has 30 states, 30 states have (on average 175.43333333333334) internal successors, (5263), 30 states have internal predecessors, (5263), 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) [2021-12-14 16:28:38,128 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:38,128 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 274 [2021-12-14 16:28:38,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:40,398 INFO L129 PetriNetUnfolder]: 716/3396 cut-off events. [2021-12-14 16:28:40,398 INFO L130 PetriNetUnfolder]: For 3167/3176 co-relation queries the response was YES. [2021-12-14 16:28:40,420 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7763 conditions, 3396 events. 716/3396 cut-off events. For 3167/3176 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 23560 event pairs, 95 based on Foata normal form. 5/3288 useless extension candidates. Maximal degree in co-relation 7712. Up to 795 conditions per place. [2021-12-14 16:28:40,427 INFO L132 encePairwiseOnDemand]: 237/274 looper letters, 169 selfloop transitions, 82 changer transitions 0/408 dead transitions. [2021-12-14 16:28:40,427 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 410 places, 408 transitions, 2480 flow [2021-12-14 16:28:40,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-12-14 16:28:40,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-12-14 16:28:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 5196 transitions. [2021-12-14 16:28:40,432 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6539139189529323 [2021-12-14 16:28:40,432 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 5196 transitions. [2021-12-14 16:28:40,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 5196 transitions. [2021-12-14 16:28:40,433 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:40,433 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 5196 transitions. [2021-12-14 16:28:40,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 179.17241379310346) internal successors, (5196), 29 states have internal predecessors, (5196), 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) [2021-12-14 16:28:40,444 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 274.0) internal successors, (8220), 30 states have internal predecessors, (8220), 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) [2021-12-14 16:28:40,445 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 274.0) internal successors, (8220), 30 states have internal predecessors, (8220), 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) [2021-12-14 16:28:40,446 INFO L186 Difference]: Start difference. First operand has 382 places, 339 transitions, 1701 flow. Second operand 29 states and 5196 transitions. [2021-12-14 16:28:40,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 410 places, 408 transitions, 2480 flow [2021-12-14 16:28:40,461 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 408 transitions, 2296 flow, removed 6 selfloop flow, removed 32 redundant places. [2021-12-14 16:28:40,465 INFO L242 Difference]: Finished difference. Result has 382 places, 346 transitions, 1805 flow [2021-12-14 16:28:40,465 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1530, PETRI_DIFFERENCE_MINUEND_PLACES=350, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=75, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=1805, PETRI_PLACES=382, PETRI_TRANSITIONS=346} [2021-12-14 16:28:40,466 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 128 predicate places. [2021-12-14 16:28:40,467 INFO L470 AbstractCegarLoop]: Abstraction has has 382 places, 346 transitions, 1805 flow [2021-12-14 16:28:40,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 175.43333333333334) internal successors, (5263), 30 states have internal predecessors, (5263), 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) [2021-12-14 16:28:40,468 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:40,469 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:40,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-14 16:28:40,469 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:40,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:40,469 INFO L85 PathProgramCache]: Analyzing trace with hash 593666860, now seen corresponding path program 2 times [2021-12-14 16:28:40,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:40,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189046523] [2021-12-14 16:28:40,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:40,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:28:41,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:28:41,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:28:41,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189046523] [2021-12-14 16:28:41,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189046523] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:28:41,221 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:28:41,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-12-14 16:28:41,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239307234] [2021-12-14 16:28:41,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:28:41,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-14 16:28:41,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:28:41,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-14 16:28:41,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=688, Unknown=0, NotChecked=0, Total=812 [2021-12-14 16:28:41,224 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 274 [2021-12-14 16:28:41,226 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 346 transitions, 1805 flow. Second operand has 29 states, 29 states have (on average 175.51724137931035) internal successors, (5090), 29 states have internal predecessors, (5090), 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) [2021-12-14 16:28:41,226 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:28:41,226 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 274 [2021-12-14 16:28:41,226 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:28:43,013 INFO L129 PetriNetUnfolder]: 521/2464 cut-off events. [2021-12-14 16:28:43,013 INFO L130 PetriNetUnfolder]: For 3026/3033 co-relation queries the response was YES. [2021-12-14 16:28:43,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5908 conditions, 2464 events. 521/2464 cut-off events. For 3026/3033 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 14838 event pairs, 82 based on Foata normal form. 6/2390 useless extension candidates. Maximal degree in co-relation 5853. Up to 480 conditions per place. [2021-12-14 16:28:43,026 INFO L132 encePairwiseOnDemand]: 243/274 looper letters, 139 selfloop transitions, 73 changer transitions 0/367 dead transitions. [2021-12-14 16:28:43,026 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 398 places, 367 transitions, 2209 flow [2021-12-14 16:28:43,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-12-14 16:28:43,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-12-14 16:28:43,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 4647 transitions. [2021-12-14 16:28:43,029 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6523020774845593 [2021-12-14 16:28:43,029 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 4647 transitions. [2021-12-14 16:28:43,029 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 4647 transitions. [2021-12-14 16:28:43,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:28:43,030 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 4647 transitions. [2021-12-14 16:28:43,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 178.73076923076923) internal successors, (4647), 26 states have internal predecessors, (4647), 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) [2021-12-14 16:28:43,037 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 274.0) internal successors, (7398), 27 states have internal predecessors, (7398), 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) [2021-12-14 16:28:43,038 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 274.0) internal successors, (7398), 27 states have internal predecessors, (7398), 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) [2021-12-14 16:28:43,038 INFO L186 Difference]: Start difference. First operand has 382 places, 346 transitions, 1805 flow. Second operand 26 states and 4647 transitions. [2021-12-14 16:28:43,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 398 places, 367 transitions, 2209 flow [2021-12-14 16:28:43,050 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 367 transitions, 2047 flow, removed 15 selfloop flow, removed 31 redundant places. [2021-12-14 16:28:43,053 INFO L242 Difference]: Finished difference. Result has 367 places, 328 transitions, 1656 flow [2021-12-14 16:28:43,054 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=274, PETRI_DIFFERENCE_MINUEND_FLOW=1510, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=73, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=255, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=1656, PETRI_PLACES=367, PETRI_TRANSITIONS=328} [2021-12-14 16:28:43,054 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 113 predicate places. [2021-12-14 16:28:43,054 INFO L470 AbstractCegarLoop]: Abstraction has has 367 places, 328 transitions, 1656 flow [2021-12-14 16:28:43,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 175.51724137931035) internal successors, (5090), 29 states have internal predecessors, (5090), 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) [2021-12-14 16:28:43,055 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:28:43,055 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:28:43,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-14 16:28:43,056 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-14 16:28:43,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:28:43,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1225473625, now seen corresponding path program 1 times [2021-12-14 16:28:43,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:28:43,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143170674] [2021-12-14 16:28:43,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:28:43,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:28:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat