./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_ok_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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_ok_longer.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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 02:41:47,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 02:41:47,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 02:41:47,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 02:41:47,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 02:41:47,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 02:41:47,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 02:41:47,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 02:41:47,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 02:41:47,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 02:41:47,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 02:41:47,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 02:41:47,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 02:41:47,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 02:41:47,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 02:41:47,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 02:41:47,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 02:41:47,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 02:41:47,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 02:41:47,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 02:41:47,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 02:41:47,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 02:41:47,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 02:41:47,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 02:41:47,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 02:41:47,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 02:41:47,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 02:41:47,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 02:41:47,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 02:41:47,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 02:41:47,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 02:41:47,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 02:41:47,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 02:41:47,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 02:41:47,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 02:41:47,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 02:41:47,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 02:41:47,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 02:41:47,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 02:41:47,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 02:41:47,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 02:41:47,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 02:41:47,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 02:41:47,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 02:41:47,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 02:41:47,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 02:41:47,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 02:41:47,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 02:41:47,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 02:41:47,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 02:41:47,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 02:41:47,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 02:41:47,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 02:41:47,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 02:41:47,938 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 02:41:47,938 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2021-12-16 02:41:48,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 02:41:48,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 02:41:48,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 02:41:48,132 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 02:41:48,147 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 02:41:48,148 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longer.i [2021-12-16 02:41:48,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee79905d1/94d6fa03fe8a40de80de5822bf939495/FLAG150a14e8d [2021-12-16 02:41:48,591 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 02:41:48,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longer.i [2021-12-16 02:41:48,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee79905d1/94d6fa03fe8a40de80de5822bf939495/FLAG150a14e8d [2021-12-16 02:41:48,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee79905d1/94d6fa03fe8a40de80de5822bf939495 [2021-12-16 02:41:48,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 02:41:48,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 02:41:48,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 02:41:48,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 02:41:48,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 02:41:48,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:41:48" (1/1) ... [2021-12-16 02:41:48,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c475a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:48, skipping insertion in model container [2021-12-16 02:41:48,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:41:48" (1/1) ... [2021-12-16 02:41:48,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 02:41:48,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 02:41:48,954 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_ok_longer.i[43272,43285] [2021-12-16 02:41:48,968 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_ok_longer.i[43545,43558] [2021-12-16 02:41:48,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 02:41:48,980 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 02:41:49,010 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_ok_longer.i[43272,43285] [2021-12-16 02:41:49,016 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_ok_longer.i[43545,43558] [2021-12-16 02:41:49,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 02:41:49,046 INFO L208 MainTranslator]: Completed translation [2021-12-16 02:41:49,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49 WrapperNode [2021-12-16 02:41:49,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 02:41:49,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 02:41:49,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 02:41:49,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 02:41:49,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,091 INFO L137 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 204 [2021-12-16 02:41:49,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 02:41:49,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 02:41:49,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 02:41:49,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 02:41:49,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 02:41:49,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 02:41:49,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 02:41:49,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 02:41:49,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (1/1) ... [2021-12-16 02:41:49,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 02:41:49,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:41:49,174 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) [2021-12-16 02:41:49,187 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 [2021-12-16 02:41:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-12-16 02:41:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-12-16 02:41:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-12-16 02:41:49,201 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-12-16 02:41:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 02:41:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 02:41:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 02:41:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 02:41:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-16 02:41:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 02:41:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 02:41:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 02:41:49,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 02:41:49,203 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-16 02:41:49,288 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 02:41:49,289 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 02:41:49,618 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 02:41:49,625 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 02:41:49,625 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-16 02:41:49,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 02:41:49 BoogieIcfgContainer [2021-12-16 02:41:49,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 02:41:49,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 02:41:49,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 02:41:49,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 02:41:49,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 02:41:48" (1/3) ... [2021-12-16 02:41:49,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc9a390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 02:41:49, skipping insertion in model container [2021-12-16 02:41:49,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:41:49" (2/3) ... [2021-12-16 02:41:49,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc9a390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 02:41:49, skipping insertion in model container [2021-12-16 02:41:49,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 02:41:49" (3/3) ... [2021-12-16 02:41:49,632 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok_longer.i [2021-12-16 02:41:49,636 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-16 02:41:49,636 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 02:41:49,636 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-16 02:41:49,636 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-16 02:41:49,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,673 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,674 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,675 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,676 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,677 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,680 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,680 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,680 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,681 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,681 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,681 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,681 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,681 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,682 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,682 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,682 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,683 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,683 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,683 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,683 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,683 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,683 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,684 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,684 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,684 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,685 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,685 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,685 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,685 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,686 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,686 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,687 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,687 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,687 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,687 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,687 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,688 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,689 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,689 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,689 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,689 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,689 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,689 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,690 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,690 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,690 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,690 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,690 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,691 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,691 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,691 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,691 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,691 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,692 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,692 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,692 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,692 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,692 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,692 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,693 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,693 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,695 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,695 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,695 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,696 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,696 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,696 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,696 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,697 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,697 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,701 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,702 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,702 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,702 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,702 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,702 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,702 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,703 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,703 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,703 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,703 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,703 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,704 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,704 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,704 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,704 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,704 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,705 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,706 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,706 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,706 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,706 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,706 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,706 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,707 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,707 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,707 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,707 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,707 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,707 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,708 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,708 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,708 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,708 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,708 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,708 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,709 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,710 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,711 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,711 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,711 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,712 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,712 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,712 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,712 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,712 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,713 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,714 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,715 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,715 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,715 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,715 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,715 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,715 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,716 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,716 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,716 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,716 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,716 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,717 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,718 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,719 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,720 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,721 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,722 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,723 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,730 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,733 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,734 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,739 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,739 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,739 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,739 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,739 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,740 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,741 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,742 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,743 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,743 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,743 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,743 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,743 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,743 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,744 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,744 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,744 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,744 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,744 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,744 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,745 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,745 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,745 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,745 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,746 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,747 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,748 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,749 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,750 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,751 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,752 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,753 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,754 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,754 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,754 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,754 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,754 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,755 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,756 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,757 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,758 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,759 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,760 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,761 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,761 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,761 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,761 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,762 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,763 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,766 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,773 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,773 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,773 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,774 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,775 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,775 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,775 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,775 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,775 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,775 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,776 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,776 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,776 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,776 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,776 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,776 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,780 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,781 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,782 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,782 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,782 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:41:49,785 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-16 02:41:49,815 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 02:41:49,820 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 [2021-12-16 02:41:49,820 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-16 02:41:49,831 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 225 places, 231 transitions, 478 flow [2021-12-16 02:41:49,908 INFO L129 PetriNetUnfolder]: 13/229 cut-off events. [2021-12-16 02:41:49,911 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-16 02:41:49,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 229 events. 13/229 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 369 event pairs, 0 based on Foata normal form. 0/214 useless extension candidates. Maximal degree in co-relation 146. Up to 3 conditions per place. [2021-12-16 02:41:49,916 INFO L82 GeneralOperation]: Start removeDead. Operand has 225 places, 231 transitions, 478 flow [2021-12-16 02:41:49,924 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 213 places, 219 transitions, 447 flow [2021-12-16 02:41:49,935 INFO L129 PetriNetUnfolder]: 2/67 cut-off events. [2021-12-16 02:41:49,935 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-16 02:41:49,935 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:49,936 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] [2021-12-16 02:41:49,936 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:49,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:49,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1145000913, now seen corresponding path program 1 times [2021-12-16 02:41:49,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:49,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140855030] [2021-12-16 02:41:49,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:49,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:50,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:50,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140855030] [2021-12-16 02:41:50,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140855030] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:41:50,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:41:50,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 02:41:50,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401615148] [2021-12-16 02:41:50,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:41:50,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-16 02:41:50,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:50,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-16 02:41:50,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 02:41:50,168 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 231 [2021-12-16 02:41:50,173 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 219 transitions, 447 flow. Second operand has 2 states, 2 states have (on average 220.5) internal successors, (441), 2 states have internal predecessors, (441), 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) [2021-12-16 02:41:50,174 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:50,174 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 231 [2021-12-16 02:41:50,175 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:50,209 INFO L129 PetriNetUnfolder]: 9/210 cut-off events. [2021-12-16 02:41:50,209 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-12-16 02:41:50,211 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 210 events. 9/210 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 276 event pairs, 0 based on Foata normal form. 5/205 useless extension candidates. Maximal degree in co-relation 143. Up to 4 conditions per place. [2021-12-16 02:41:50,212 INFO L132 encePairwiseOnDemand]: 227/231 looper letters, 3 selfloop transitions, 0 changer transitions 0/210 dead transitions. [2021-12-16 02:41:50,212 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 210 transitions, 435 flow [2021-12-16 02:41:50,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-16 02:41:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-16 02:41:50,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 447 transitions. [2021-12-16 02:41:50,222 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9675324675324676 [2021-12-16 02:41:50,223 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 447 transitions. [2021-12-16 02:41:50,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 447 transitions. [2021-12-16 02:41:50,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:50,226 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 447 transitions. [2021-12-16 02:41:50,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 223.5) internal successors, (447), 2 states have internal predecessors, (447), 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) [2021-12-16 02:41:50,232 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 231.0) internal successors, (693), 3 states have internal predecessors, (693), 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) [2021-12-16 02:41:50,233 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 231.0) internal successors, (693), 3 states have internal predecessors, (693), 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) [2021-12-16 02:41:50,234 INFO L186 Difference]: Start difference. First operand has 213 places, 219 transitions, 447 flow. Second operand 2 states and 447 transitions. [2021-12-16 02:41:50,235 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 210 transitions, 435 flow [2021-12-16 02:41:50,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 210 transitions, 430 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-16 02:41:50,241 INFO L242 Difference]: Finished difference. Result has 206 places, 210 transitions, 424 flow [2021-12-16 02:41:50,242 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=424, PETRI_DIFFERENCE_MINUEND_PLACES=205, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=210, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=210, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=424, PETRI_PLACES=206, PETRI_TRANSITIONS=210} [2021-12-16 02:41:50,245 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -7 predicate places. [2021-12-16 02:41:50,245 INFO L470 AbstractCegarLoop]: Abstraction has has 206 places, 210 transitions, 424 flow [2021-12-16 02:41:50,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 220.5) internal successors, (441), 2 states have internal predecessors, (441), 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) [2021-12-16 02:41:50,246 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:50,246 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] [2021-12-16 02:41:50,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 02:41:50,246 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:50,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:50,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1194749697, now seen corresponding path program 1 times [2021-12-16 02:41:50,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:50,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858001744] [2021-12-16 02:41:50,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:50,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:50,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:50,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858001744] [2021-12-16 02:41:50,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858001744] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:41:50,532 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:41:50,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-16 02:41:50,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58941576] [2021-12-16 02:41:50,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:41:50,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-16 02:41:50,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:50,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-16 02:41:50,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-12-16 02:41:50,539 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 231 [2021-12-16 02:41:50,541 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 210 transitions, 424 flow. Second operand has 12 states, 12 states have (on average 169.25) internal successors, (2031), 12 states have internal predecessors, (2031), 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) [2021-12-16 02:41:50,541 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:50,541 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 231 [2021-12-16 02:41:50,541 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:51,201 INFO L129 PetriNetUnfolder]: 611/2582 cut-off events. [2021-12-16 02:41:51,201 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-12-16 02:41:51,208 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3514 conditions, 2582 events. 611/2582 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 20617 event pairs, 459 based on Foata normal form. 0/2410 useless extension candidates. Maximal degree in co-relation 3511. Up to 882 conditions per place. [2021-12-16 02:41:51,219 INFO L132 encePairwiseOnDemand]: 218/231 looper letters, 42 selfloop transitions, 12 changer transitions 0/206 dead transitions. [2021-12-16 02:41:51,219 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 215 places, 206 transitions, 524 flow [2021-12-16 02:41:51,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-16 02:41:51,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-16 02:41:51,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2213 transitions. [2021-12-16 02:41:51,227 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.736929736929737 [2021-12-16 02:41:51,227 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2213 transitions. [2021-12-16 02:41:51,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2213 transitions. [2021-12-16 02:41:51,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:51,229 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2213 transitions. [2021-12-16 02:41:51,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 170.23076923076923) internal successors, (2213), 13 states have internal predecessors, (2213), 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) [2021-12-16 02:41:51,238 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 231.0) internal successors, (3234), 14 states have internal predecessors, (3234), 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) [2021-12-16 02:41:51,240 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 231.0) internal successors, (3234), 14 states have internal predecessors, (3234), 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) [2021-12-16 02:41:51,240 INFO L186 Difference]: Start difference. First operand has 206 places, 210 transitions, 424 flow. Second operand 13 states and 2213 transitions. [2021-12-16 02:41:51,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 215 places, 206 transitions, 524 flow [2021-12-16 02:41:51,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 206 transitions, 524 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 02:41:51,248 INFO L242 Difference]: Finished difference. Result has 215 places, 206 transitions, 440 flow [2021-12-16 02:41:51,249 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=203, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=440, PETRI_PLACES=215, PETRI_TRANSITIONS=206} [2021-12-16 02:41:51,249 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 2 predicate places. [2021-12-16 02:41:51,250 INFO L470 AbstractCegarLoop]: Abstraction has has 215 places, 206 transitions, 440 flow [2021-12-16 02:41:51,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 169.25) internal successors, (2031), 12 states have internal predecessors, (2031), 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) [2021-12-16 02:41:51,251 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:51,251 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] [2021-12-16 02:41:51,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 02:41:51,252 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:51,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:51,253 INFO L85 PathProgramCache]: Analyzing trace with hash -933293975, now seen corresponding path program 1 times [2021-12-16 02:41:51,253 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:51,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952091552] [2021-12-16 02:41:51,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:51,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:51,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:51,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:51,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952091552] [2021-12-16 02:41:51,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952091552] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:41:51,325 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:41:51,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 02:41:51,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956914779] [2021-12-16 02:41:51,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:41:51,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:41:51,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:51,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:41:51,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 02:41:51,327 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 214 out of 231 [2021-12-16 02:41:51,327 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 215 places, 206 transitions, 440 flow. Second operand has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 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) [2021-12-16 02:41:51,328 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:51,328 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 214 of 231 [2021-12-16 02:41:51,328 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:51,380 INFO L129 PetriNetUnfolder]: 16/307 cut-off events. [2021-12-16 02:41:51,380 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-12-16 02:41:51,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 350 conditions, 307 events. 16/307 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 691 event pairs, 2 based on Foata normal form. 0/291 useless extension candidates. Maximal degree in co-relation 346. Up to 12 conditions per place. [2021-12-16 02:41:51,381 INFO L132 encePairwiseOnDemand]: 227/231 looper letters, 7 selfloop transitions, 2 changer transitions 5/209 dead transitions. [2021-12-16 02:41:51,381 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 209 transitions, 473 flow [2021-12-16 02:41:51,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:41:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:41:51,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 655 transitions. [2021-12-16 02:41:51,383 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9451659451659452 [2021-12-16 02:41:51,383 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 655 transitions. [2021-12-16 02:41:51,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 655 transitions. [2021-12-16 02:41:51,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:51,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 655 transitions. [2021-12-16 02:41:51,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:51,386 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 231.0) internal successors, (924), 4 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:51,386 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 231.0) internal successors, (924), 4 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:51,386 INFO L186 Difference]: Start difference. First operand has 215 places, 206 transitions, 440 flow. Second operand 3 states and 655 transitions. [2021-12-16 02:41:51,386 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 209 transitions, 473 flow [2021-12-16 02:41:51,388 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 209 transitions, 450 flow, removed 0 selfloop flow, removed 11 redundant places. [2021-12-16 02:41:51,390 INFO L242 Difference]: Finished difference. Result has 207 places, 203 transitions, 419 flow [2021-12-16 02:41:51,390 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=417, PETRI_DIFFERENCE_MINUEND_PLACES=204, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=204, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=419, PETRI_PLACES=207, PETRI_TRANSITIONS=203} [2021-12-16 02:41:51,392 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -6 predicate places. [2021-12-16 02:41:51,392 INFO L470 AbstractCegarLoop]: Abstraction has has 207 places, 203 transitions, 419 flow [2021-12-16 02:41:51,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 215.66666666666666) internal successors, (647), 3 states have internal predecessors, (647), 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) [2021-12-16 02:41:51,392 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:51,393 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] [2021-12-16 02:41:51,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 02:41:51,393 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:51,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:51,394 INFO L85 PathProgramCache]: Analyzing trace with hash 464408434, now seen corresponding path program 1 times [2021-12-16 02:41:51,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:51,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483585874] [2021-12-16 02:41:51,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:51,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:51,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:51,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483585874] [2021-12-16 02:41:51,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483585874] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:41:51,461 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:41:51,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 02:41:51,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572296288] [2021-12-16 02:41:51,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:41:51,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:41:51,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:51,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:41:51,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 02:41:51,464 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 231 [2021-12-16 02:41:51,465 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 203 transitions, 419 flow. Second operand has 3 states, 3 states have (on average 214.66666666666666) internal successors, (644), 3 states have internal predecessors, (644), 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) [2021-12-16 02:41:51,465 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:51,465 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 231 [2021-12-16 02:41:51,465 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:51,506 INFO L129 PetriNetUnfolder]: 20/336 cut-off events. [2021-12-16 02:41:51,506 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-16 02:41:51,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 406 conditions, 336 events. 20/336 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 666 event pairs, 6 based on Foata normal form. 0/324 useless extension candidates. Maximal degree in co-relation 401. Up to 24 conditions per place. [2021-12-16 02:41:51,508 INFO L132 encePairwiseOnDemand]: 228/231 looper letters, 13 selfloop transitions, 2 changer transitions 1/208 dead transitions. [2021-12-16 02:41:51,508 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 208 transitions, 461 flow [2021-12-16 02:41:51,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:41:51,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:41:51,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 655 transitions. [2021-12-16 02:41:51,510 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9451659451659452 [2021-12-16 02:41:51,510 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 655 transitions. [2021-12-16 02:41:51,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 655 transitions. [2021-12-16 02:41:51,510 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:51,510 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 655 transitions. [2021-12-16 02:41:51,511 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 218.33333333333334) internal successors, (655), 3 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:51,512 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 231.0) internal successors, (924), 4 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:51,513 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 231.0) internal successors, (924), 4 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:51,513 INFO L186 Difference]: Start difference. First operand has 207 places, 203 transitions, 419 flow. Second operand 3 states and 655 transitions. [2021-12-16 02:41:51,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 208 transitions, 461 flow [2021-12-16 02:41:51,514 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 208 transitions, 457 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-16 02:41:51,516 INFO L242 Difference]: Finished difference. Result has 207 places, 203 transitions, 425 flow [2021-12-16 02:41:51,517 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=415, PETRI_DIFFERENCE_MINUEND_PLACES=204, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=203, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=201, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=425, PETRI_PLACES=207, PETRI_TRANSITIONS=203} [2021-12-16 02:41:51,517 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -6 predicate places. [2021-12-16 02:41:51,517 INFO L470 AbstractCegarLoop]: Abstraction has has 207 places, 203 transitions, 425 flow [2021-12-16 02:41:51,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.66666666666666) internal successors, (644), 3 states have internal predecessors, (644), 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) [2021-12-16 02:41:51,518 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:51,518 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] [2021-12-16 02:41:51,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 02:41:51,518 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:51,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:51,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1789731816, now seen corresponding path program 1 times [2021-12-16 02:41:51,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:51,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312422140] [2021-12-16 02:41:51,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:51,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:51,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:51,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312422140] [2021-12-16 02:41:51,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312422140] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:41:51,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001412762] [2021-12-16 02:41:51,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:51,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:41:51,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:41:51,604 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:41:51,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-16 02:41:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:51,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-16 02:41:51,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:41:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:51,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:41:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:52,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001412762] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:41:52,189 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:41:52,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-16 02:41:52,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703917749] [2021-12-16 02:41:52,189 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:41:52,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-16 02:41:52,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:52,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-16 02:41:52,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-16 02:41:52,193 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-16 02:41:52,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 203 transitions, 425 flow. Second operand has 10 states, 10 states have (on average 214.2) internal successors, (2142), 10 states have internal predecessors, (2142), 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) [2021-12-16 02:41:52,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:52,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-16 02:41:52,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:52,273 INFO L129 PetriNetUnfolder]: 30/423 cut-off events. [2021-12-16 02:41:52,273 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-12-16 02:41:52,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 543 conditions, 423 events. 30/423 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 682 event pairs, 4 based on Foata normal form. 4/416 useless extension candidates. Maximal degree in co-relation 537. Up to 19 conditions per place. [2021-12-16 02:41:52,275 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 20 selfloop transitions, 9 changer transitions 0/220 dead transitions. [2021-12-16 02:41:52,275 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 220 transitions, 533 flow [2021-12-16 02:41:52,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 02:41:52,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-16 02:41:52,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1939 transitions. [2021-12-16 02:41:52,279 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9326599326599326 [2021-12-16 02:41:52,279 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1939 transitions. [2021-12-16 02:41:52,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1939 transitions. [2021-12-16 02:41:52,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:52,280 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1939 transitions. [2021-12-16 02:41:52,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 215.44444444444446) internal successors, (1939), 9 states have internal predecessors, (1939), 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) [2021-12-16 02:41:52,285 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 231.0) internal successors, (2310), 10 states have internal predecessors, (2310), 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) [2021-12-16 02:41:52,286 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 231.0) internal successors, (2310), 10 states have internal predecessors, (2310), 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) [2021-12-16 02:41:52,286 INFO L186 Difference]: Start difference. First operand has 207 places, 203 transitions, 425 flow. Second operand 9 states and 1939 transitions. [2021-12-16 02:41:52,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 214 places, 220 transitions, 533 flow [2021-12-16 02:41:52,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 213 places, 220 transitions, 531 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:41:52,290 INFO L242 Difference]: Finished difference. Result has 216 places, 209 transitions, 473 flow [2021-12-16 02:41:52,290 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=423, PETRI_DIFFERENCE_MINUEND_PLACES=205, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=203, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=197, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=473, PETRI_PLACES=216, PETRI_TRANSITIONS=209} [2021-12-16 02:41:52,292 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 3 predicate places. [2021-12-16 02:41:52,292 INFO L470 AbstractCegarLoop]: Abstraction has has 216 places, 209 transitions, 473 flow [2021-12-16 02:41:52,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 214.2) internal successors, (2142), 10 states have internal predecessors, (2142), 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) [2021-12-16 02:41:52,294 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:52,294 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:41:52,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-16 02:41:52,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:41:52,512 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:52,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:52,512 INFO L85 PathProgramCache]: Analyzing trace with hash -146638564, now seen corresponding path program 2 times [2021-12-16 02:41:52,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:52,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344637309] [2021-12-16 02:41:52,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:52,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-16 02:41:52,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:52,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344637309] [2021-12-16 02:41:52,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344637309] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:41:52,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:41:52,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 02:41:52,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936260182] [2021-12-16 02:41:52,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:41:52,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:41:52,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:52,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:41:52,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 02:41:52,594 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 231 [2021-12-16 02:41:52,595 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 216 places, 209 transitions, 473 flow. Second operand has 3 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 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) [2021-12-16 02:41:52,595 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:52,595 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 231 [2021-12-16 02:41:52,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:52,658 INFO L129 PetriNetUnfolder]: 25/611 cut-off events. [2021-12-16 02:41:52,659 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-12-16 02:41:52,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 733 conditions, 611 events. 25/611 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 1299 event pairs, 3 based on Foata normal form. 2/596 useless extension candidates. Maximal degree in co-relation 725. Up to 19 conditions per place. [2021-12-16 02:41:52,661 INFO L132 encePairwiseOnDemand]: 227/231 looper letters, 12 selfloop transitions, 3 changer transitions 3/211 dead transitions. [2021-12-16 02:41:52,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 211 transitions, 512 flow [2021-12-16 02:41:52,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:41:52,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:41:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 645 transitions. [2021-12-16 02:41:52,663 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9307359307359307 [2021-12-16 02:41:52,663 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 645 transitions. [2021-12-16 02:41:52,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 645 transitions. [2021-12-16 02:41:52,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:52,664 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 645 transitions. [2021-12-16 02:41:52,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 215.0) internal successors, (645), 3 states have internal predecessors, (645), 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) [2021-12-16 02:41:52,665 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 231.0) internal successors, (924), 4 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:52,666 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 231.0) internal successors, (924), 4 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:41:52,666 INFO L186 Difference]: Start difference. First operand has 216 places, 209 transitions, 473 flow. Second operand 3 states and 645 transitions. [2021-12-16 02:41:52,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 211 transitions, 512 flow [2021-12-16 02:41:52,668 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 211 transitions, 506 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-12-16 02:41:52,670 INFO L242 Difference]: Finished difference. Result has 217 places, 206 transitions, 467 flow [2021-12-16 02:41:52,670 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=467, PETRI_DIFFERENCE_MINUEND_PLACES=215, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=209, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=467, PETRI_PLACES=217, PETRI_TRANSITIONS=206} [2021-12-16 02:41:52,672 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 4 predicate places. [2021-12-16 02:41:52,674 INFO L470 AbstractCegarLoop]: Abstraction has has 217 places, 206 transitions, 467 flow [2021-12-16 02:41:52,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 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) [2021-12-16 02:41:52,675 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:52,675 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:41:52,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-16 02:41:52,675 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:52,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:52,676 INFO L85 PathProgramCache]: Analyzing trace with hash -733343356, now seen corresponding path program 1 times [2021-12-16 02:41:52,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:52,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049460932] [2021-12-16 02:41:52,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:52,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:52,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:52,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049460932] [2021-12-16 02:41:52,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049460932] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:41:52,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928301518] [2021-12-16 02:41:52,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:52,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:41:52,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:41:52,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:41:52,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-16 02:41:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:52,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-16 02:41:52,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:41:53,202 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:53,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:41:53,500 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:53,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928301518] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:41:53,500 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:41:53,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-16 02:41:53,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459024509] [2021-12-16 02:41:53,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:41:53,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-16 02:41:53,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:53,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-16 02:41:53,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-16 02:41:53,505 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-16 02:41:53,508 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 217 places, 206 transitions, 467 flow. Second operand has 18 states, 18 states have (on average 214.33333333333334) internal successors, (3858), 18 states have internal predecessors, (3858), 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) [2021-12-16 02:41:53,508 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:53,508 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-16 02:41:53,508 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:53,727 INFO L129 PetriNetUnfolder]: 58/747 cut-off events. [2021-12-16 02:41:53,727 INFO L130 PetriNetUnfolder]: For 37/37 co-relation queries the response was YES. [2021-12-16 02:41:53,729 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1056 conditions, 747 events. 58/747 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1380 event pairs, 4 based on Foata normal form. 8/736 useless extension candidates. Maximal degree in co-relation 1047. Up to 39 conditions per place. [2021-12-16 02:41:53,731 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 40 selfloop transitions, 21 changer transitions 1/249 dead transitions. [2021-12-16 02:41:53,731 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 249 transitions, 765 flow [2021-12-16 02:41:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-16 02:41:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-16 02:41:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4517 transitions. [2021-12-16 02:41:53,738 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9311482168625026 [2021-12-16 02:41:53,738 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4517 transitions. [2021-12-16 02:41:53,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4517 transitions. [2021-12-16 02:41:53,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:53,741 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4517 transitions. [2021-12-16 02:41:53,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 215.0952380952381) internal successors, (4517), 21 states have internal predecessors, (4517), 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) [2021-12-16 02:41:53,753 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 231.0) internal successors, (5082), 22 states have internal predecessors, (5082), 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) [2021-12-16 02:41:53,755 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 231.0) internal successors, (5082), 22 states have internal predecessors, (5082), 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) [2021-12-16 02:41:53,755 INFO L186 Difference]: Start difference. First operand has 217 places, 206 transitions, 467 flow. Second operand 21 states and 4517 transitions. [2021-12-16 02:41:53,755 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 249 transitions, 765 flow [2021-12-16 02:41:53,779 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 233 places, 249 transitions, 762 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:41:53,782 INFO L242 Difference]: Finished difference. Result has 238 places, 218 transitions, 592 flow [2021-12-16 02:41:53,782 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=464, PETRI_DIFFERENCE_MINUEND_PLACES=213, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=592, PETRI_PLACES=238, PETRI_TRANSITIONS=218} [2021-12-16 02:41:53,783 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 25 predicate places. [2021-12-16 02:41:53,783 INFO L470 AbstractCegarLoop]: Abstraction has has 238 places, 218 transitions, 592 flow [2021-12-16 02:41:53,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 214.33333333333334) internal successors, (3858), 18 states have internal predecessors, (3858), 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) [2021-12-16 02:41:53,784 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:53,784 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:41:53,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-16 02:41:54,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-12-16 02:41:54,003 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:54,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:54,004 INFO L85 PathProgramCache]: Analyzing trace with hash 2142412128, now seen corresponding path program 2 times [2021-12-16 02:41:54,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:54,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837163999] [2021-12-16 02:41:54,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:54,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:54,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:54,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837163999] [2021-12-16 02:41:54,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837163999] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:41:54,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084577944] [2021-12-16 02:41:54,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 02:41:54,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:41:54,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:41:54,255 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:41:54,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-16 02:41:54,467 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-16 02:41:54,468 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:41:54,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-16 02:41:54,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:41:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:55,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:41:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:55,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084577944] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:41:55,696 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:41:55,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2021-12-16 02:41:55,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897079225] [2021-12-16 02:41:55,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:41:55,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-12-16 02:41:55,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:41:55,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-12-16 02:41:55,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2021-12-16 02:41:55,712 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-16 02:41:55,716 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 218 transitions, 592 flow. Second operand has 34 states, 34 states have (on average 214.41176470588235) internal successors, (7290), 34 states have internal predecessors, (7290), 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) [2021-12-16 02:41:55,717 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:41:55,717 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-16 02:41:55,717 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:41:56,339 INFO L129 PetriNetUnfolder]: 114/1393 cut-off events. [2021-12-16 02:41:56,339 INFO L130 PetriNetUnfolder]: For 465/465 co-relation queries the response was YES. [2021-12-16 02:41:56,342 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2169 conditions, 1393 events. 114/1393 cut-off events. For 465/465 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 2793 event pairs, 4 based on Foata normal form. 16/1374 useless extension candidates. Maximal degree in co-relation 2155. Up to 79 conditions per place. [2021-12-16 02:41:56,345 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 80 selfloop transitions, 45 changer transitions 0/312 dead transitions. [2021-12-16 02:41:56,345 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 312 transitions, 1330 flow [2021-12-16 02:41:56,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-12-16 02:41:56,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-12-16 02:41:56,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 9673 transitions. [2021-12-16 02:41:56,358 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9305435305435306 [2021-12-16 02:41:56,358 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 9673 transitions. [2021-12-16 02:41:56,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 9673 transitions. [2021-12-16 02:41:56,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:41:56,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 9673 transitions. [2021-12-16 02:41:56,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 46 states, 45 states have (on average 214.95555555555555) internal successors, (9673), 45 states have internal predecessors, (9673), 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) [2021-12-16 02:41:56,387 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 46 states, 46 states have (on average 231.0) internal successors, (10626), 46 states have internal predecessors, (10626), 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) [2021-12-16 02:41:56,389 INFO L81 ComplementDD]: Finished complementDD. Result has 46 states, 46 states have (on average 231.0) internal successors, (10626), 46 states have internal predecessors, (10626), 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) [2021-12-16 02:41:56,389 INFO L186 Difference]: Start difference. First operand has 238 places, 218 transitions, 592 flow. Second operand 45 states and 9673 transitions. [2021-12-16 02:41:56,389 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 312 transitions, 1330 flow [2021-12-16 02:41:56,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 312 transitions, 1290 flow, removed 14 selfloop flow, removed 6 redundant places. [2021-12-16 02:41:56,395 INFO L242 Difference]: Finished difference. Result has 284 places, 243 transitions, 870 flow [2021-12-16 02:41:56,395 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=568, PETRI_DIFFERENCE_MINUEND_PLACES=231, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=218, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=45, PETRI_FLOW=870, PETRI_PLACES=284, PETRI_TRANSITIONS=243} [2021-12-16 02:41:56,395 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 71 predicate places. [2021-12-16 02:41:56,396 INFO L470 AbstractCegarLoop]: Abstraction has has 284 places, 243 transitions, 870 flow [2021-12-16 02:41:56,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 214.41176470588235) internal successors, (7290), 34 states have internal predecessors, (7290), 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) [2021-12-16 02:41:56,398 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:41:56,398 INFO L254 CegarLoopForPetriNet]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:41:56,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-16 02:41:56,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:41:56,614 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:41:56,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:41:56,614 INFO L85 PathProgramCache]: Analyzing trace with hash 681727648, now seen corresponding path program 3 times [2021-12-16 02:41:56,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:41:56,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333625313] [2021-12-16 02:41:56,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:41:56,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:41:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:41:57,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 0 proven. 3270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:41:57,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:41:57,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333625313] [2021-12-16 02:41:57,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333625313] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:41:57,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [572271816] [2021-12-16 02:41:57,138 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-16 02:41:57,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:41:57,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:41:57,140 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:41:57,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-16 02:41:57,374 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-16 02:41:57,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:41:57,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-16 02:41:57,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:41:59,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-12-16 02:41:59,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-16 02:41:59,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-12-16 02:41:59,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-16 02:41:59,326 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-12-16 02:41:59,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27 [2021-12-16 02:41:59,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-16 02:41:59,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-12-16 02:41:59,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-12-16 02:41:59,471 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 455 proven. 319 refuted. 0 times theorem prover too weak. 2496 trivial. 0 not checked. [2021-12-16 02:41:59,472 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:42:01,848 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_775 (Array Int Int))) (< (select (select (store |c_#memory_int| |c_~#stored_elements~0.base| v_ArrVal_775) |c_~#queue~0.base|) (+ |c_~#queue~0.offset| 1604)) 400)) is different from false [2021-12-16 02:42:01,878 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-16 02:42:01,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2021-12-16 02:42:01,886 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-16 02:42:01,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 38 [2021-12-16 02:42:01,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-16 02:42:02,707 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 377 proven. 319 refuted. 0 times theorem prover too weak. 2496 trivial. 78 not checked. [2021-12-16 02:42:02,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [572271816] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:42:02,708 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:42:02,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 14, 12] total 55 [2021-12-16 02:42:02,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017746162] [2021-12-16 02:42:02,709 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:42:02,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-12-16 02:42:02,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:42:02,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-12-16 02:42:02,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=376, Invalid=2489, Unknown=1, NotChecked=104, Total=2970 [2021-12-16 02:42:02,716 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 231 [2021-12-16 02:42:02,720 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 243 transitions, 870 flow. Second operand has 55 states, 55 states have (on average 166.74545454545455) internal successors, (9171), 55 states have internal predecessors, (9171), 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) [2021-12-16 02:42:02,721 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:42:02,721 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 231 [2021-12-16 02:42:02,721 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:42:11,928 INFO L129 PetriNetUnfolder]: 2125/7558 cut-off events. [2021-12-16 02:42:11,929 INFO L130 PetriNetUnfolder]: For 2828/2828 co-relation queries the response was YES. [2021-12-16 02:42:11,947 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15819 conditions, 7558 events. 2125/7558 cut-off events. For 2828/2828 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 39994 event pairs, 31 based on Foata normal form. 8/7466 useless extension candidates. Maximal degree in co-relation 15796. Up to 687 conditions per place. [2021-12-16 02:42:11,968 INFO L132 encePairwiseOnDemand]: 208/231 looper letters, 871 selfloop transitions, 374 changer transitions 0/1379 dead transitions. [2021-12-16 02:42:11,968 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 467 places, 1379 transitions, 6634 flow [2021-12-16 02:42:11,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-12-16 02:42:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2021-12-16 02:42:12,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 30535 transitions. [2021-12-16 02:42:12,037 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7184029738377564 [2021-12-16 02:42:12,037 INFO L72 ComplementDD]: Start complementDD. Operand 184 states and 30535 transitions. [2021-12-16 02:42:12,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 184 states and 30535 transitions. [2021-12-16 02:42:12,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:42:12,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 184 states and 30535 transitions. [2021-12-16 02:42:12,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 185 states, 184 states have (on average 165.95108695652175) internal successors, (30535), 184 states have internal predecessors, (30535), 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) [2021-12-16 02:42:12,136 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 185 states, 185 states have (on average 231.0) internal successors, (42735), 185 states have internal predecessors, (42735), 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) [2021-12-16 02:42:12,150 INFO L81 ComplementDD]: Finished complementDD. Result has 185 states, 185 states have (on average 231.0) internal successors, (42735), 185 states have internal predecessors, (42735), 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) [2021-12-16 02:42:12,151 INFO L186 Difference]: Start difference. First operand has 284 places, 243 transitions, 870 flow. Second operand 184 states and 30535 transitions. [2021-12-16 02:42:12,151 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 467 places, 1379 transitions, 6634 flow [2021-12-16 02:42:12,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 449 places, 1379 transitions, 6519 flow, removed 22 selfloop flow, removed 18 redundant places. [2021-12-16 02:42:12,181 INFO L242 Difference]: Finished difference. Result has 518 places, 648 transitions, 3386 flow [2021-12-16 02:42:12,181 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=814, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=184, PETRI_FLOW=3386, PETRI_PLACES=518, PETRI_TRANSITIONS=648} [2021-12-16 02:42:12,182 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 305 predicate places. [2021-12-16 02:42:12,182 INFO L470 AbstractCegarLoop]: Abstraction has has 518 places, 648 transitions, 3386 flow [2021-12-16 02:42:12,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 166.74545454545455) internal successors, (9171), 55 states have internal predecessors, (9171), 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) [2021-12-16 02:42:12,184 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:42:12,184 INFO L254 CegarLoopForPetriNet]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:42:12,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-16 02:42:12,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:42:12,403 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:42:12,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:42:12,404 INFO L85 PathProgramCache]: Analyzing trace with hash 666353607, now seen corresponding path program 1 times [2021-12-16 02:42:12,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:42:12,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911122277] [2021-12-16 02:42:12,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:42:12,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:42:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:42:12,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3694 backedges. 0 proven. 3694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:42:12,896 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:42:12,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911122277] [2021-12-16 02:42:12,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911122277] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:42:12,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253830019] [2021-12-16 02:42:12,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:42:12,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:42:12,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:42:12,897 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:42:12,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-16 02:42:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:42:13,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 1380 conjuncts, 34 conjunts are in the unsatisfiable core [2021-12-16 02:42:13,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:42:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3694 backedges. 0 proven. 3694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:42:14,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:42:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3694 backedges. 0 proven. 3694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:42:15,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253830019] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:42:15,658 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:42:15,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 70 [2021-12-16 02:42:15,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359523894] [2021-12-16 02:42:15,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:42:15,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-12-16 02:42:15,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:42:15,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-12-16 02:42:15,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1260, Invalid=3570, Unknown=0, NotChecked=0, Total=4830 [2021-12-16 02:42:15,669 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-16 02:42:15,678 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 518 places, 648 transitions, 3386 flow. Second operand has 70 states, 70 states have (on average 214.4857142857143) internal successors, (15014), 70 states have internal predecessors, (15014), 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) [2021-12-16 02:42:15,678 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:42:15,678 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-16 02:42:15,678 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:42:20,499 INFO L129 PetriNetUnfolder]: 927/8255 cut-off events. [2021-12-16 02:42:20,499 INFO L130 PetriNetUnfolder]: For 115970/115970 co-relation queries the response was YES. [2021-12-16 02:42:20,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26432 conditions, 8255 events. 927/8255 cut-off events. For 115970/115970 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 37419 event pairs, 7 based on Foata normal form. 102/8349 useless extension candidates. Maximal degree in co-relation 26339. Up to 590 conditions per place. [2021-12-16 02:42:20,566 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 170 selfloop transitions, 162 changer transitions 0/873 dead transitions. [2021-12-16 02:42:20,567 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 873 transitions, 5722 flow [2021-12-16 02:42:20,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-12-16 02:42:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-12-16 02:42:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 21274 transitions. [2021-12-16 02:42:20,601 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9302549302549302 [2021-12-16 02:42:20,601 INFO L72 ComplementDD]: Start complementDD. Operand 99 states and 21274 transitions. [2021-12-16 02:42:20,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 99 states and 21274 transitions. [2021-12-16 02:42:20,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:42:20,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 99 states and 21274 transitions. [2021-12-16 02:42:20,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 100 states, 99 states have (on average 214.88888888888889) internal successors, (21274), 99 states have internal predecessors, (21274), 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) [2021-12-16 02:42:20,658 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 100 states, 100 states have (on average 231.0) internal successors, (23100), 100 states have internal predecessors, (23100), 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) [2021-12-16 02:42:20,663 INFO L81 ComplementDD]: Finished complementDD. Result has 100 states, 100 states have (on average 231.0) internal successors, (23100), 100 states have internal predecessors, (23100), 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) [2021-12-16 02:42:20,663 INFO L186 Difference]: Start difference. First operand has 518 places, 648 transitions, 3386 flow. Second operand 99 states and 21274 transitions. [2021-12-16 02:42:20,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 873 transitions, 5722 flow [2021-12-16 02:42:20,877 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 873 transitions, 5536 flow, removed 4 selfloop flow, removed 48 redundant places. [2021-12-16 02:42:20,888 INFO L242 Difference]: Finished difference. Result has 586 places, 715 transitions, 4470 flow [2021-12-16 02:42:20,889 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=3200, PETRI_DIFFERENCE_MINUEND_PLACES=470, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=648, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=97, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=550, PETRI_DIFFERENCE_SUBTRAHEND_STATES=99, PETRI_FLOW=4470, PETRI_PLACES=586, PETRI_TRANSITIONS=715} [2021-12-16 02:42:20,890 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 373 predicate places. [2021-12-16 02:42:20,890 INFO L470 AbstractCegarLoop]: Abstraction has has 586 places, 715 transitions, 4470 flow [2021-12-16 02:42:20,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 214.4857142857143) internal successors, (15014), 70 states have internal predecessors, (15014), 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) [2021-12-16 02:42:20,893 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:42:20,893 INFO L254 CegarLoopForPetriNet]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:42:20,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-16 02:42:21,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-16 02:42:21,104 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:42:21,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:42:21,104 INFO L85 PathProgramCache]: Analyzing trace with hash 2115049742, now seen corresponding path program 2 times [2021-12-16 02:42:21,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:42:21,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726548924] [2021-12-16 02:42:21,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:42:21,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:42:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:42:22,718 INFO L134 CoverageAnalysis]: Checked inductivity of 16337 backedges. 0 proven. 16337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:42:22,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:42:22,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726548924] [2021-12-16 02:42:22,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726548924] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:42:22,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [299411818] [2021-12-16 02:42:22,718 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 02:42:22,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:42:22,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:42:22,719 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:42:22,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-16 02:42:23,165 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-16 02:42:23,165 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:42:23,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 68 conjunts are in the unsatisfiable core [2021-12-16 02:42:23,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:42:24,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16337 backedges. 0 proven. 16337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:42:24,898 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:42:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16337 backedges. 0 proven. 16337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:42:29,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [299411818] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:42:29,267 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:42:29,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 69, 69] total 138 [2021-12-16 02:42:29,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155153569] [2021-12-16 02:42:29,267 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:42:29,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2021-12-16 02:42:29,271 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:42:29,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2021-12-16 02:42:29,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4830, Invalid=14076, Unknown=0, NotChecked=0, Total=18906 [2021-12-16 02:42:29,286 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-16 02:42:29,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 586 places, 715 transitions, 4470 flow. Second operand has 138 states, 138 states have (on average 214.47826086956522) internal successors, (29598), 138 states have internal predecessors, (29598), 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) [2021-12-16 02:42:29,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:42:29,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-16 02:42:29,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:42:48,447 INFO L129 PetriNetUnfolder]: 1811/16517 cut-off events. [2021-12-16 02:42:48,447 INFO L130 PetriNetUnfolder]: For 328970/328970 co-relation queries the response was YES. [2021-12-16 02:42:48,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55497 conditions, 16517 events. 1811/16517 cut-off events. For 328970/328970 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 75670 event pairs, 7 based on Foata normal form. 204/16713 useless extension candidates. Maximal degree in co-relation 55387. Up to 1474 conditions per place. [2021-12-16 02:42:48,590 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 340 selfloop transitions, 298 changer transitions 0/1179 dead transitions. [2021-12-16 02:42:48,591 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 786 places, 1179 transitions, 9850 flow [2021-12-16 02:42:48,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-12-16 02:42:48,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2021-12-16 02:42:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 43187 transitions. [2021-12-16 02:42:48,613 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.930132885356766 [2021-12-16 02:42:48,613 INFO L72 ComplementDD]: Start complementDD. Operand 201 states and 43187 transitions. [2021-12-16 02:42:48,613 INFO L73 IsDeterministic]: Start isDeterministic. Operand 201 states and 43187 transitions. [2021-12-16 02:42:48,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:42:48,623 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 201 states and 43187 transitions. [2021-12-16 02:42:48,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 202 states, 201 states have (on average 214.86069651741295) internal successors, (43187), 201 states have internal predecessors, (43187), 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) [2021-12-16 02:42:48,693 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 202 states, 202 states have (on average 231.0) internal successors, (46662), 202 states have internal predecessors, (46662), 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) [2021-12-16 02:42:48,701 INFO L81 ComplementDD]: Finished complementDD. Result has 202 states, 202 states have (on average 231.0) internal successors, (46662), 202 states have internal predecessors, (46662), 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) [2021-12-16 02:42:48,702 INFO L186 Difference]: Start difference. First operand has 586 places, 715 transitions, 4470 flow. Second operand 201 states and 43187 transitions. [2021-12-16 02:42:48,702 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 786 places, 1179 transitions, 9850 flow [2021-12-16 02:42:49,372 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 738 places, 1179 transitions, 9240 flow, removed 208 selfloop flow, removed 48 redundant places. [2021-12-16 02:42:49,382 INFO L242 Difference]: Finished difference. Result has 773 places, 852 transitions, 6798 flow [2021-12-16 02:42:49,383 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=4132, PETRI_DIFFERENCE_MINUEND_PLACES=538, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=715, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=163, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=551, PETRI_DIFFERENCE_SUBTRAHEND_STATES=201, PETRI_FLOW=6798, PETRI_PLACES=773, PETRI_TRANSITIONS=852} [2021-12-16 02:42:49,384 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 560 predicate places. [2021-12-16 02:42:49,384 INFO L470 AbstractCegarLoop]: Abstraction has has 773 places, 852 transitions, 6798 flow [2021-12-16 02:42:49,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 138 states, 138 states have (on average 214.47826086956522) internal successors, (29598), 138 states have internal predecessors, (29598), 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) [2021-12-16 02:42:49,387 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:42:49,387 INFO L254 CegarLoopForPetriNet]: trace histogram [67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 67, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:42:49,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0