./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 e19ca921 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-dev-e19ca92 [2021-12-22 13:22:38,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 13:22:38,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 13:22:38,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 13:22:38,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 13:22:38,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 13:22:38,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 13:22:38,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 13:22:38,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 13:22:38,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 13:22:38,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 13:22:38,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 13:22:38,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 13:22:38,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 13:22:38,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 13:22:38,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 13:22:38,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 13:22:38,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 13:22:38,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 13:22:38,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 13:22:38,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 13:22:38,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 13:22:38,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 13:22:38,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 13:22:38,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 13:22:38,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 13:22:38,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 13:22:38,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 13:22:38,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 13:22:38,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 13:22:38,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 13:22:38,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 13:22:38,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 13:22:38,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 13:22:38,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 13:22:38,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 13:22:38,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 13:22:38,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 13:22:38,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 13:22:38,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 13:22:38,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 13:22:38,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-22 13:22:38,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 13:22:38,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 13:22:38,358 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 13:22:38,359 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 13:22:38,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 13:22:38,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 13:22:38,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 13:22:38,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 13:22:38,361 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 13:22:38,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 13:22:38,361 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-22 13:22:38,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 13:22:38,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-22 13:22:38,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 13:22:38,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 13:22:38,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 13:22:38,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 13:22:38,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-22 13:22:38,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 13:22:38,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 13:22:38,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 13:22:38,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 13:22:38,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 13:22:38,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 13:22:38,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:22:38,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 13:22:38,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 13:22:38,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 13:22:38,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 13:22:38,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 13:22:38,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 13:22:38,367 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 13:22:38,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 13:22:38,367 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 13:22:38,367 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2021-12-22 13:22:38,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 13:22:38,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 13:22:38,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 13:22:38,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 13:22:38,558 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 13:22:38,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longer.i [2021-12-22 13:22:38,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c573d8362/4390735a804242a4b4fb3868c444db66/FLAGe2fc34692 [2021-12-22 13:22:38,987 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 13:22:38,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longer.i [2021-12-22 13:22:39,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c573d8362/4390735a804242a4b4fb3868c444db66/FLAGe2fc34692 [2021-12-22 13:22:39,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c573d8362/4390735a804242a4b4fb3868c444db66 [2021-12-22 13:22:39,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 13:22:39,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 13:22:39,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 13:22:39,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 13:22:39,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 13:22:39,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6495f7ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39, skipping insertion in model container [2021-12-22 13:22:39,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 13:22:39,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 13:22:39,645 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] [2021-12-22 13:22:39,648 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] [2021-12-22 13:22:39,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:22:39,657 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 13:22:39,685 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] [2021-12-22 13:22:39,687 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] [2021-12-22 13:22:39,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 13:22:39,718 INFO L208 MainTranslator]: Completed translation [2021-12-22 13:22:39,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39 WrapperNode [2021-12-22 13:22:39,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 13:22:39,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 13:22:39,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 13:22:39,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 13:22:39,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,755 INFO L137 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 204 [2021-12-22 13:22:39,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 13:22:39,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 13:22:39,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 13:22:39,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 13:22:39,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 13:22:39,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 13:22:39,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 13:22:39,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 13:22:39,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (1/1) ... [2021-12-22 13:22:39,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 13:22:39,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:22:39,808 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) [2021-12-22 13:22:39,810 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 [2021-12-22 13:22:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-12-22 13:22:39,832 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-12-22 13:22:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-12-22 13:22:39,832 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-12-22 13:22:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 13:22:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 13:22:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 13:22:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 13:22:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-22 13:22:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 13:22:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 13:22:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 13:22:39,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 13:22:39,834 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-22 13:22:39,916 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 13:22:39,917 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 13:22:40,168 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 13:22:40,175 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 13:22:40,175 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-22 13:22:40,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:22:40 BoogieIcfgContainer [2021-12-22 13:22:40,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 13:22:40,179 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 13:22:40,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 13:22:40,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 13:22:40,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:22:39" (1/3) ... [2021-12-22 13:22:40,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4536efad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:22:40, skipping insertion in model container [2021-12-22 13:22:40,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:22:39" (2/3) ... [2021-12-22 13:22:40,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4536efad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:22:40, skipping insertion in model container [2021-12-22 13:22:40,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:22:40" (3/3) ... [2021-12-22 13:22:40,183 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_ok_longer.i [2021-12-22 13:22:40,186 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-22 13:22:40,187 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 13:22:40,187 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 13:22:40,187 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-22 13:22:40,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,223 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,224 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,225 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,226 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,227 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,228 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,229 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,230 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,231 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,232 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,233 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,234 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,235 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,236 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,237 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,238 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,239 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,240 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,241 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,242 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,243 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,243 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,243 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,243 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,243 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,244 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,244 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,244 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,244 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,244 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,244 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,245 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,245 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,245 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,245 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,245 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,246 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,246 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,246 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,246 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,246 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,246 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,247 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,247 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,247 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,247 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,247 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,248 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,249 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,250 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,251 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,252 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,253 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,254 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,255 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,256 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,256 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,257 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,258 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,259 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,260 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,260 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,261 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,262 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,262 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,262 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,262 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,263 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,263 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,263 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,263 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,264 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,265 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,266 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,268 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,269 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,270 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,274 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,275 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,277 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,285 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,285 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,285 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,285 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,286 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,286 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,286 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,286 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,286 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,286 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,287 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,287 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,287 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,287 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,287 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,287 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,288 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,289 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,289 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,289 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,289 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,289 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,289 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,290 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,290 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,290 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,290 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,291 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,291 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,291 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,291 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,292 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,292 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,292 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,292 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,292 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,292 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,293 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,294 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,295 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,296 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,296 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,296 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,296 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,296 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,296 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,297 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,297 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,297 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,297 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,297 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,301 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,302 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,302 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,302 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,302 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,302 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,302 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,303 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,304 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,304 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,304 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,304 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,304 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,304 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,305 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,306 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,307 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,307 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,308 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,309 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,309 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,309 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,310 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,310 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,310 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,310 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,312 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,312 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,312 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,313 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,314 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,314 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,314 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,314 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,316 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,317 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,318 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,318 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,318 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,318 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,318 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,318 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,319 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,319 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,319 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,319 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,319 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,319 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,321 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,322 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,322 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,322 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,322 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,322 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,322 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,323 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,324 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,324 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,324 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,324 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,325 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,325 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,325 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,325 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,325 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,326 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,326 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,326 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,326 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,327 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,327 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,328 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,328 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,328 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,328 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,329 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,329 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,329 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,329 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,329 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,330 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,330 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,330 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,331 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,332 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,332 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,332 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,332 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,332 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,335 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,335 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,336 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,338 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,351 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,351 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,351 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~value~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,352 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,353 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,353 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,353 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,353 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,353 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,353 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,354 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,354 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,354 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,354 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,354 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,354 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,356 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,356 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,357 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,358 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,359 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,360 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_empty_#in~q#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-22 13:22:40,373 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-22 13:22:40,408 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 13:22:40,415 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 [2021-12-22 13:22:40,416 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-22 13:22:40,427 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 225 places, 231 transitions, 478 flow [2021-12-22 13:22:40,475 INFO L129 PetriNetUnfolder]: 13/229 cut-off events. [2021-12-22 13:22:40,476 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-22 13:22:40,481 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. [2021-12-22 13:22:40,481 INFO L82 GeneralOperation]: Start removeDead. Operand has 225 places, 231 transitions, 478 flow [2021-12-22 13:22:40,493 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 213 places, 219 transitions, 447 flow [2021-12-22 13:22:40,501 INFO L129 PetriNetUnfolder]: 2/67 cut-off events. [2021-12-22 13:22:40,501 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-22 13:22:40,502 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:40,502 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] [2021-12-22 13:22:40,503 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)] === [2021-12-22 13:22:40,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:40,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1145000913, now seen corresponding path program 1 times [2021-12-22 13:22:40,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:40,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387884022] [2021-12-22 13:22:40,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:40,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:40,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:40,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387884022] [2021-12-22 13:22:40,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387884022] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:22:40,700 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:22:40,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-22 13:22:40,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404457093] [2021-12-22 13:22:40,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:22:40,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-22 13:22:40,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:40,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-22 13:22:40,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-22 13:22:40,733 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 231 [2021-12-22 13:22:40,738 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) [2021-12-22 13:22:40,739 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:40,739 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 231 [2021-12-22 13:22:40,740 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:40,784 INFO L129 PetriNetUnfolder]: 9/210 cut-off events. [2021-12-22 13:22:40,784 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-12-22 13:22:40,786 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. [2021-12-22 13:22:40,787 INFO L132 encePairwiseOnDemand]: 227/231 looper letters, 3 selfloop transitions, 0 changer transitions 0/210 dead transitions. [2021-12-22 13:22:40,788 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 209 places, 210 transitions, 435 flow [2021-12-22 13:22:40,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-22 13:22:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-22 13:22:40,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 447 transitions. [2021-12-22 13:22:40,800 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9675324675324676 [2021-12-22 13:22:40,800 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 447 transitions. [2021-12-22 13:22:40,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 447 transitions. [2021-12-22 13:22:40,802 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:40,803 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 447 transitions. [2021-12-22 13:22:40,808 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) [2021-12-22 13:22:40,813 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) [2021-12-22 13:22:40,813 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) [2021-12-22 13:22:40,814 INFO L186 Difference]: Start difference. First operand has 213 places, 219 transitions, 447 flow. Second operand 2 states and 447 transitions. [2021-12-22 13:22:40,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 209 places, 210 transitions, 435 flow [2021-12-22 13:22:40,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 210 transitions, 430 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-12-22 13:22:40,823 INFO L242 Difference]: Finished difference. Result has 206 places, 210 transitions, 424 flow [2021-12-22 13:22:40,825 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} [2021-12-22 13:22:40,828 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -7 predicate places. [2021-12-22 13:22:40,828 INFO L470 AbstractCegarLoop]: Abstraction has has 206 places, 210 transitions, 424 flow [2021-12-22 13:22:40,829 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) [2021-12-22 13:22:40,829 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:40,829 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] [2021-12-22 13:22:40,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 13:22:40,830 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)] === [2021-12-22 13:22:40,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:40,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1194749697, now seen corresponding path program 1 times [2021-12-22 13:22:40,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:40,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162899768] [2021-12-22 13:22:40,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:40,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:41,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:41,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162899768] [2021-12-22 13:22:41,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162899768] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:22:41,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:22:41,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-22 13:22:41,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857179862] [2021-12-22 13:22:41,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:22:41,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-22 13:22:41,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:41,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-22 13:22:41,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-12-22 13:22:41,118 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 231 [2021-12-22 13:22:41,120 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) [2021-12-22 13:22:41,120 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:41,120 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 231 [2021-12-22 13:22:41,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:41,816 INFO L129 PetriNetUnfolder]: 611/2582 cut-off events. [2021-12-22 13:22:41,816 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-12-22 13:22:41,824 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. [2021-12-22 13:22:41,834 INFO L132 encePairwiseOnDemand]: 218/231 looper letters, 42 selfloop transitions, 12 changer transitions 0/206 dead transitions. [2021-12-22 13:22:41,835 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 215 places, 206 transitions, 524 flow [2021-12-22 13:22:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-22 13:22:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-12-22 13:22:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 2213 transitions. [2021-12-22 13:22:41,842 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.736929736929737 [2021-12-22 13:22:41,842 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 2213 transitions. [2021-12-22 13:22:41,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 2213 transitions. [2021-12-22 13:22:41,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:41,843 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 2213 transitions. [2021-12-22 13:22:41,846 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) [2021-12-22 13:22:41,852 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) [2021-12-22 13:22:41,854 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) [2021-12-22 13:22:41,854 INFO L186 Difference]: Start difference. First operand has 206 places, 210 transitions, 424 flow. Second operand 13 states and 2213 transitions. [2021-12-22 13:22:41,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 215 places, 206 transitions, 524 flow [2021-12-22 13:22:41,857 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 206 transitions, 524 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-22 13:22:41,863 INFO L242 Difference]: Finished difference. Result has 215 places, 206 transitions, 440 flow [2021-12-22 13:22:41,863 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} [2021-12-22 13:22:41,864 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 2 predicate places. [2021-12-22 13:22:41,864 INFO L470 AbstractCegarLoop]: Abstraction has has 215 places, 206 transitions, 440 flow [2021-12-22 13:22:41,865 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) [2021-12-22 13:22:41,865 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:41,866 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] [2021-12-22 13:22:41,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 13:22:41,866 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)] === [2021-12-22 13:22:41,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:41,867 INFO L85 PathProgramCache]: Analyzing trace with hash -933293975, now seen corresponding path program 1 times [2021-12-22 13:22:41,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:41,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882381999] [2021-12-22 13:22:41,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:41,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:42,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:42,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882381999] [2021-12-22 13:22:42,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882381999] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:22:42,043 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:22:42,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 13:22:42,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923618449] [2021-12-22 13:22:42,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:22:42,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:22:42,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:42,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:22:42,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:22:42,045 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 214 out of 231 [2021-12-22 13:22:42,046 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) [2021-12-22 13:22:42,046 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:42,046 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 214 of 231 [2021-12-22 13:22:42,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:42,081 INFO L129 PetriNetUnfolder]: 16/307 cut-off events. [2021-12-22 13:22:42,081 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-12-22 13:22:42,082 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. [2021-12-22 13:22:42,083 INFO L132 encePairwiseOnDemand]: 227/231 looper letters, 7 selfloop transitions, 2 changer transitions 5/209 dead transitions. [2021-12-22 13:22:42,083 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 217 places, 209 transitions, 473 flow [2021-12-22 13:22:42,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:22:42,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:22:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 655 transitions. [2021-12-22 13:22:42,084 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9451659451659452 [2021-12-22 13:22:42,085 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 655 transitions. [2021-12-22 13:22:42,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 655 transitions. [2021-12-22 13:22:42,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:42,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 655 transitions. [2021-12-22 13:22:42,086 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) [2021-12-22 13:22:42,087 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) [2021-12-22 13:22:42,088 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) [2021-12-22 13:22:42,088 INFO L186 Difference]: Start difference. First operand has 215 places, 206 transitions, 440 flow. Second operand 3 states and 655 transitions. [2021-12-22 13:22:42,088 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 217 places, 209 transitions, 473 flow [2021-12-22 13:22:42,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 209 transitions, 450 flow, removed 0 selfloop flow, removed 11 redundant places. [2021-12-22 13:22:42,091 INFO L242 Difference]: Finished difference. Result has 207 places, 203 transitions, 419 flow [2021-12-22 13:22:42,092 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} [2021-12-22 13:22:42,092 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -6 predicate places. [2021-12-22 13:22:42,092 INFO L470 AbstractCegarLoop]: Abstraction has has 207 places, 203 transitions, 419 flow [2021-12-22 13:22:42,093 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) [2021-12-22 13:22:42,093 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:42,093 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] [2021-12-22 13:22:42,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 13:22:42,093 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)] === [2021-12-22 13:22:42,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:42,094 INFO L85 PathProgramCache]: Analyzing trace with hash 464408434, now seen corresponding path program 1 times [2021-12-22 13:22:42,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:42,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801317639] [2021-12-22 13:22:42,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:42,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:42,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:42,132 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:42,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801317639] [2021-12-22 13:22:42,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801317639] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:22:42,133 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:22:42,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 13:22:42,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823884210] [2021-12-22 13:22:42,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:22:42,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:22:42,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:42,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:22:42,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:22:42,135 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 231 [2021-12-22 13:22:42,136 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) [2021-12-22 13:22:42,136 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:42,136 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 231 [2021-12-22 13:22:42,136 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:42,178 INFO L129 PetriNetUnfolder]: 20/336 cut-off events. [2021-12-22 13:22:42,179 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-22 13:22:42,180 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. [2021-12-22 13:22:42,180 INFO L132 encePairwiseOnDemand]: 228/231 looper letters, 13 selfloop transitions, 2 changer transitions 1/208 dead transitions. [2021-12-22 13:22:42,180 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 208 transitions, 461 flow [2021-12-22 13:22:42,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:22:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:22:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 655 transitions. [2021-12-22 13:22:42,182 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9451659451659452 [2021-12-22 13:22:42,182 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 655 transitions. [2021-12-22 13:22:42,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 655 transitions. [2021-12-22 13:22:42,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:42,183 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 655 transitions. [2021-12-22 13:22:42,184 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) [2021-12-22 13:22:42,185 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) [2021-12-22 13:22:42,185 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) [2021-12-22 13:22:42,185 INFO L186 Difference]: Start difference. First operand has 207 places, 203 transitions, 419 flow. Second operand 3 states and 655 transitions. [2021-12-22 13:22:42,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 208 transitions, 461 flow [2021-12-22 13:22:42,187 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 208 transitions, 457 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-12-22 13:22:42,189 INFO L242 Difference]: Finished difference. Result has 207 places, 203 transitions, 425 flow [2021-12-22 13:22:42,189 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} [2021-12-22 13:22:42,190 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, -6 predicate places. [2021-12-22 13:22:42,190 INFO L470 AbstractCegarLoop]: Abstraction has has 207 places, 203 transitions, 425 flow [2021-12-22 13:22:42,190 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) [2021-12-22 13:22:42,190 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:42,191 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] [2021-12-22 13:22:42,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 13:22:42,191 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)] === [2021-12-22 13:22:42,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:42,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1789731816, now seen corresponding path program 1 times [2021-12-22 13:22:42,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:42,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71289130] [2021-12-22 13:22:42,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:42,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:42,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:42,279 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:42,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71289130] [2021-12-22 13:22:42,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71289130] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:22:42,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [369384277] [2021-12-22 13:22:42,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:42,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:22:42,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:22:42,281 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) [2021-12-22 13:22:42,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 13:22:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:42,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 13:22:42,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:22:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:42,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:22:42,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:42,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [369384277] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:22:42,896 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:22:42,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-22 13:22:42,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35538318] [2021-12-22 13:22:42,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:22:42,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-22 13:22:42,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:42,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-22 13:22:42,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-22 13:22:42,900 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-22 13:22:42,902 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) [2021-12-22 13:22:42,902 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:42,902 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-22 13:22:42,902 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:42,985 INFO L129 PetriNetUnfolder]: 30/423 cut-off events. [2021-12-22 13:22:42,985 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-12-22 13:22:42,986 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. [2021-12-22 13:22:42,987 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 20 selfloop transitions, 9 changer transitions 0/220 dead transitions. [2021-12-22 13:22:42,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 214 places, 220 transitions, 533 flow [2021-12-22 13:22:42,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 13:22:42,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-22 13:22:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1939 transitions. [2021-12-22 13:22:42,990 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9326599326599326 [2021-12-22 13:22:42,990 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1939 transitions. [2021-12-22 13:22:42,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1939 transitions. [2021-12-22 13:22:42,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:42,992 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1939 transitions. [2021-12-22 13:22:42,994 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) [2021-12-22 13:22:42,997 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) [2021-12-22 13:22:42,997 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) [2021-12-22 13:22:42,998 INFO L186 Difference]: Start difference. First operand has 207 places, 203 transitions, 425 flow. Second operand 9 states and 1939 transitions. [2021-12-22 13:22:42,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 214 places, 220 transitions, 533 flow [2021-12-22 13:22:42,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 213 places, 220 transitions, 531 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:22:43,001 INFO L242 Difference]: Finished difference. Result has 216 places, 209 transitions, 473 flow [2021-12-22 13:22:43,001 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} [2021-12-22 13:22:43,002 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 3 predicate places. [2021-12-22 13:22:43,002 INFO L470 AbstractCegarLoop]: Abstraction has has 216 places, 209 transitions, 473 flow [2021-12-22 13:22:43,002 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) [2021-12-22 13:22:43,003 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:43,003 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] [2021-12-22 13:22:43,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 13:22:43,226 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 [2021-12-22 13:22:43,227 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)] === [2021-12-22 13:22:43,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:43,227 INFO L85 PathProgramCache]: Analyzing trace with hash -146638564, now seen corresponding path program 2 times [2021-12-22 13:22:43,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:43,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571175355] [2021-12-22 13:22:43,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:43,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-22 13:22:43,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:43,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571175355] [2021-12-22 13:22:43,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571175355] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 13:22:43,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 13:22:43,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 13:22:43,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991953057] [2021-12-22 13:22:43,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 13:22:43,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 13:22:43,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:43,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 13:22:43,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 13:22:43,305 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 231 [2021-12-22 13:22:43,305 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) [2021-12-22 13:22:43,305 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:43,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 231 [2021-12-22 13:22:43,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:43,379 INFO L129 PetriNetUnfolder]: 25/611 cut-off events. [2021-12-22 13:22:43,379 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2021-12-22 13:22:43,380 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. [2021-12-22 13:22:43,381 INFO L132 encePairwiseOnDemand]: 227/231 looper letters, 12 selfloop transitions, 3 changer transitions 3/211 dead transitions. [2021-12-22 13:22:43,382 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 211 transitions, 512 flow [2021-12-22 13:22:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 13:22:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-22 13:22:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 645 transitions. [2021-12-22 13:22:43,383 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9307359307359307 [2021-12-22 13:22:43,384 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 645 transitions. [2021-12-22 13:22:43,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 645 transitions. [2021-12-22 13:22:43,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:43,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 645 transitions. [2021-12-22 13:22:43,385 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) [2021-12-22 13:22:43,386 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) [2021-12-22 13:22:43,387 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) [2021-12-22 13:22:43,387 INFO L186 Difference]: Start difference. First operand has 216 places, 209 transitions, 473 flow. Second operand 3 states and 645 transitions. [2021-12-22 13:22:43,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 211 transitions, 512 flow [2021-12-22 13:22:43,389 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 211 transitions, 506 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-12-22 13:22:43,391 INFO L242 Difference]: Finished difference. Result has 217 places, 206 transitions, 467 flow [2021-12-22 13:22:43,391 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} [2021-12-22 13:22:43,392 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 4 predicate places. [2021-12-22 13:22:43,392 INFO L470 AbstractCegarLoop]: Abstraction has has 217 places, 206 transitions, 467 flow [2021-12-22 13:22:43,392 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) [2021-12-22 13:22:43,392 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:43,393 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] [2021-12-22 13:22:43,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 13:22:43,393 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)] === [2021-12-22 13:22:43,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:43,394 INFO L85 PathProgramCache]: Analyzing trace with hash -733343356, now seen corresponding path program 1 times [2021-12-22 13:22:43,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:43,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151114499] [2021-12-22 13:22:43,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:43,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:43,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:43,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151114499] [2021-12-22 13:22:43,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151114499] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:22:43,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274691143] [2021-12-22 13:22:43,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:43,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:22:43,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:22:43,528 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) [2021-12-22 13:22:43,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-22 13:22:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:43,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 13:22:43,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:22:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:44,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:22:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:44,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [274691143] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:22:44,459 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:22:44,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-22 13:22:44,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268525305] [2021-12-22 13:22:44,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:22:44,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-22 13:22:44,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:44,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-22 13:22:44,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-22 13:22:44,463 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-22 13:22:44,466 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) [2021-12-22 13:22:44,466 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:44,466 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-22 13:22:44,466 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:44,739 INFO L129 PetriNetUnfolder]: 58/747 cut-off events. [2021-12-22 13:22:44,739 INFO L130 PetriNetUnfolder]: For 37/37 co-relation queries the response was YES. [2021-12-22 13:22:44,741 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. [2021-12-22 13:22:44,743 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 40 selfloop transitions, 21 changer transitions 1/249 dead transitions. [2021-12-22 13:22:44,744 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 234 places, 249 transitions, 765 flow [2021-12-22 13:22:44,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-22 13:22:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-22 13:22:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4517 transitions. [2021-12-22 13:22:44,753 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9311482168625026 [2021-12-22 13:22:44,754 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4517 transitions. [2021-12-22 13:22:44,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4517 transitions. [2021-12-22 13:22:44,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:44,758 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4517 transitions. [2021-12-22 13:22:44,767 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) [2021-12-22 13:22:44,778 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) [2021-12-22 13:22:44,781 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) [2021-12-22 13:22:44,781 INFO L186 Difference]: Start difference. First operand has 217 places, 206 transitions, 467 flow. Second operand 21 states and 4517 transitions. [2021-12-22 13:22:44,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 234 places, 249 transitions, 765 flow [2021-12-22 13:22:44,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 233 places, 249 transitions, 762 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-22 13:22:44,789 INFO L242 Difference]: Finished difference. Result has 238 places, 218 transitions, 592 flow [2021-12-22 13:22:44,790 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} [2021-12-22 13:22:44,790 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 25 predicate places. [2021-12-22 13:22:44,791 INFO L470 AbstractCegarLoop]: Abstraction has has 238 places, 218 transitions, 592 flow [2021-12-22 13:22:44,792 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) [2021-12-22 13:22:44,792 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:44,793 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] [2021-12-22 13:22:44,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-22 13:22:45,011 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 [2021-12-22 13:22:45,012 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)] === [2021-12-22 13:22:45,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:45,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2142412128, now seen corresponding path program 2 times [2021-12-22 13:22:45,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:45,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455160957] [2021-12-22 13:22:45,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:45,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:45,212 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:45,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:45,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455160957] [2021-12-22 13:22:45,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455160957] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:22:45,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160370474] [2021-12-22 13:22:45,213 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 13:22:45,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:22:45,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:22:45,232 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) [2021-12-22 13:22:45,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-22 13:22:45,430 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-22 13:22:45,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:22:45,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-22 13:22:45,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:22:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:45,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:22:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 0 proven. 658 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:46,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160370474] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:22:46,574 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:22:46,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2021-12-22 13:22:46,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345620692] [2021-12-22 13:22:46,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:22:46,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-12-22 13:22:46,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:46,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-12-22 13:22:46,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2021-12-22 13:22:46,580 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-22 13:22:46,584 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) [2021-12-22 13:22:46,585 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:46,585 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-22 13:22:46,585 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:22:47,235 INFO L129 PetriNetUnfolder]: 114/1393 cut-off events. [2021-12-22 13:22:47,235 INFO L130 PetriNetUnfolder]: For 465/465 co-relation queries the response was YES. [2021-12-22 13:22:47,239 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. [2021-12-22 13:22:47,242 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 80 selfloop transitions, 45 changer transitions 0/312 dead transitions. [2021-12-22 13:22:47,243 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 312 transitions, 1330 flow [2021-12-22 13:22:47,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-12-22 13:22:47,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-12-22 13:22:47,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 9673 transitions. [2021-12-22 13:22:47,258 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9305435305435306 [2021-12-22 13:22:47,259 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 9673 transitions. [2021-12-22 13:22:47,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 9673 transitions. [2021-12-22 13:22:47,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:22:47,264 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 9673 transitions. [2021-12-22 13:22:47,280 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) [2021-12-22 13:22:47,296 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) [2021-12-22 13:22:47,299 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) [2021-12-22 13:22:47,299 INFO L186 Difference]: Start difference. First operand has 238 places, 218 transitions, 592 flow. Second operand 45 states and 9673 transitions. [2021-12-22 13:22:47,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 312 transitions, 1330 flow [2021-12-22 13:22:47,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 312 transitions, 1290 flow, removed 14 selfloop flow, removed 6 redundant places. [2021-12-22 13:22:47,306 INFO L242 Difference]: Finished difference. Result has 284 places, 243 transitions, 870 flow [2021-12-22 13:22:47,306 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} [2021-12-22 13:22:47,307 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 71 predicate places. [2021-12-22 13:22:47,307 INFO L470 AbstractCegarLoop]: Abstraction has has 284 places, 243 transitions, 870 flow [2021-12-22 13:22:47,309 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) [2021-12-22 13:22:47,309 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:22:47,310 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] [2021-12-22 13:22:47,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-22 13:22:47,535 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 [2021-12-22 13:22:47,535 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)] === [2021-12-22 13:22:47,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:22:47,535 INFO L85 PathProgramCache]: Analyzing trace with hash 681727648, now seen corresponding path program 3 times [2021-12-22 13:22:47,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:22:47,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131134119] [2021-12-22 13:22:47,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:22:47,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:22:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:22:48,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 0 proven. 3270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:22:48,137 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:22:48,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131134119] [2021-12-22 13:22:48,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131134119] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:22:48,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041337688] [2021-12-22 13:22:48,138 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-22 13:22:48,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:22:48,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:22:48,142 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) [2021-12-22 13:22:48,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-22 13:22:48,383 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-22 13:22:48,383 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:22:48,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 50 conjunts are in the unsatisfiable core [2021-12-22 13:22:48,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:22:50,451 INFO L387 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 [2021-12-22 13:22:50,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-22 13:22:50,516 INFO L387 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 [2021-12-22 13:22:50,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-22 13:22:50,739 INFO L353 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-12-22 13:22:50,739 INFO L387 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 [2021-12-22 13:22:50,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-22 13:22:50,777 INFO L387 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 [2021-12-22 13:22:50,803 INFO L387 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 [2021-12-22 13:22:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 455 proven. 319 refuted. 0 times theorem prover too weak. 2496 trivial. 0 not checked. [2021-12-22 13:22:50,908 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:22:53,316 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 [2021-12-22 13:22:53,339 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-22 13:22:53,340 INFO L387 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 [2021-12-22 13:22:53,347 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-22 13:22:53,347 INFO L387 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 36 treesize of output 39 [2021-12-22 13:22:53,351 INFO L387 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 [2021-12-22 13:22:54,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 377 proven. 319 refuted. 0 times theorem prover too weak. 2496 trivial. 78 not checked. [2021-12-22 13:22:54,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041337688] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:22:54,201 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:22:54,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 14, 12] total 55 [2021-12-22 13:22:54,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253463395] [2021-12-22 13:22:54,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:22:54,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-12-22 13:22:54,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:22:54,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-12-22 13:22:54,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=376, Invalid=2489, Unknown=1, NotChecked=104, Total=2970 [2021-12-22 13:22:54,224 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 231 [2021-12-22 13:22:54,228 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) [2021-12-22 13:22:54,228 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:22:54,228 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 231 [2021-12-22 13:22:54,228 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:23:03,331 INFO L129 PetriNetUnfolder]: 2125/7558 cut-off events. [2021-12-22 13:23:03,331 INFO L130 PetriNetUnfolder]: For 2828/2828 co-relation queries the response was YES. [2021-12-22 13:23:03,350 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. [2021-12-22 13:23:03,370 INFO L132 encePairwiseOnDemand]: 208/231 looper letters, 871 selfloop transitions, 374 changer transitions 0/1379 dead transitions. [2021-12-22 13:23:03,370 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 467 places, 1379 transitions, 6634 flow [2021-12-22 13:23:03,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2021-12-22 13:23:03,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2021-12-22 13:23:03,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 30535 transitions. [2021-12-22 13:23:03,402 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7184029738377564 [2021-12-22 13:23:03,403 INFO L72 ComplementDD]: Start complementDD. Operand 184 states and 30535 transitions. [2021-12-22 13:23:03,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 184 states and 30535 transitions. [2021-12-22 13:23:03,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:23:03,412 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 184 states and 30535 transitions. [2021-12-22 13:23:03,446 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) [2021-12-22 13:23:03,492 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) [2021-12-22 13:23:03,504 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) [2021-12-22 13:23:03,504 INFO L186 Difference]: Start difference. First operand has 284 places, 243 transitions, 870 flow. Second operand 184 states and 30535 transitions. [2021-12-22 13:23:03,504 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 467 places, 1379 transitions, 6634 flow [2021-12-22 13:23:03,519 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 449 places, 1379 transitions, 6519 flow, removed 22 selfloop flow, removed 18 redundant places. [2021-12-22 13:23:03,531 INFO L242 Difference]: Finished difference. Result has 518 places, 648 transitions, 3386 flow [2021-12-22 13:23:03,531 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} [2021-12-22 13:23:03,532 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 305 predicate places. [2021-12-22 13:23:03,532 INFO L470 AbstractCegarLoop]: Abstraction has has 518 places, 648 transitions, 3386 flow [2021-12-22 13:23:03,534 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) [2021-12-22 13:23:03,534 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:23:03,535 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] [2021-12-22 13:23:03,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-22 13:23:03,748 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 [2021-12-22 13:23:03,748 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)] === [2021-12-22 13:23:03,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:23:03,749 INFO L85 PathProgramCache]: Analyzing trace with hash 666353607, now seen corresponding path program 1 times [2021-12-22 13:23:03,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:23:03,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316604894] [2021-12-22 13:23:03,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:23:03,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:23:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:23:04,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3694 backedges. 0 proven. 3694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:23:04,373 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:23:04,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316604894] [2021-12-22 13:23:04,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316604894] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:23:04,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [700345898] [2021-12-22 13:23:04,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:23:04,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:23:04,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:23:04,388 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) [2021-12-22 13:23:04,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-22 13:23:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:23:04,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 1380 conjuncts, 34 conjunts are in the unsatisfiable core [2021-12-22 13:23:04,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:23:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3694 backedges. 0 proven. 3694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:23:05,580 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:23:06,814 INFO L134 CoverageAnalysis]: Checked inductivity of 3694 backedges. 0 proven. 3694 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:23:06,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [700345898] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:23:06,814 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:23:06,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 70 [2021-12-22 13:23:06,815 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106064169] [2021-12-22 13:23:06,815 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:23:06,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-12-22 13:23:06,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:23:06,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-12-22 13:23:06,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1260, Invalid=3570, Unknown=0, NotChecked=0, Total=4830 [2021-12-22 13:23:06,824 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-22 13:23:06,830 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) [2021-12-22 13:23:06,843 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:23:06,843 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-22 13:23:06,843 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:23:12,059 INFO L129 PetriNetUnfolder]: 927/8255 cut-off events. [2021-12-22 13:23:12,059 INFO L130 PetriNetUnfolder]: For 115970/115970 co-relation queries the response was YES. [2021-12-22 13:23:12,105 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. [2021-12-22 13:23:12,126 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 170 selfloop transitions, 162 changer transitions 0/873 dead transitions. [2021-12-22 13:23:12,126 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 873 transitions, 5722 flow [2021-12-22 13:23:12,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-12-22 13:23:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-12-22 13:23:12,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 21274 transitions. [2021-12-22 13:23:12,161 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9302549302549302 [2021-12-22 13:23:12,161 INFO L72 ComplementDD]: Start complementDD. Operand 99 states and 21274 transitions. [2021-12-22 13:23:12,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 99 states and 21274 transitions. [2021-12-22 13:23:12,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:23:12,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 99 states and 21274 transitions. [2021-12-22 13:23:12,185 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) [2021-12-22 13:23:12,200 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) [2021-12-22 13:23:12,202 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) [2021-12-22 13:23:12,202 INFO L186 Difference]: Start difference. First operand has 518 places, 648 transitions, 3386 flow. Second operand 99 states and 21274 transitions. [2021-12-22 13:23:12,202 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 873 transitions, 5722 flow [2021-12-22 13:23:12,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 873 transitions, 5536 flow, removed 4 selfloop flow, removed 48 redundant places. [2021-12-22 13:23:12,371 INFO L242 Difference]: Finished difference. Result has 586 places, 715 transitions, 4470 flow [2021-12-22 13:23:12,372 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} [2021-12-22 13:23:12,372 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 373 predicate places. [2021-12-22 13:23:12,372 INFO L470 AbstractCegarLoop]: Abstraction has has 586 places, 715 transitions, 4470 flow [2021-12-22 13:23:12,374 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) [2021-12-22 13:23:12,374 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:23:12,374 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] [2021-12-22 13:23:12,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-22 13:23:12,580 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 [2021-12-22 13:23:12,580 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)] === [2021-12-22 13:23:12,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:23:12,581 INFO L85 PathProgramCache]: Analyzing trace with hash 2115049742, now seen corresponding path program 2 times [2021-12-22 13:23:12,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:23:12,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219869411] [2021-12-22 13:23:12,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:23:12,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:23:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 13:23:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 16337 backedges. 0 proven. 16337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:23:14,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 13:23:14,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219869411] [2021-12-22 13:23:14,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219869411] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 13:23:14,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295089123] [2021-12-22 13:23:14,433 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 13:23:14,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:23:14,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 13:23:14,435 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) [2021-12-22 13:23:14,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-22 13:23:15,000 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-22 13:23:15,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 13:23:15,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 68 conjunts are in the unsatisfiable core [2021-12-22 13:23:15,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 13:23:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 16337 backedges. 0 proven. 16337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:23:16,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 13:23:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 16337 backedges. 0 proven. 16337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 13:23:20,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295089123] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 13:23:20,368 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 13:23:20,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 69, 69] total 138 [2021-12-22 13:23:20,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598928132] [2021-12-22 13:23:20,369 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 13:23:20,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 138 states [2021-12-22 13:23:20,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 13:23:20,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2021-12-22 13:23:20,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4830, Invalid=14076, Unknown=0, NotChecked=0, Total=18906 [2021-12-22 13:23:20,384 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 231 [2021-12-22 13:23:20,396 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) [2021-12-22 13:23:20,396 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-22 13:23:20,397 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 231 [2021-12-22 13:23:20,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-22 13:23:44,033 INFO L129 PetriNetUnfolder]: 1811/16517 cut-off events. [2021-12-22 13:23:44,034 INFO L130 PetriNetUnfolder]: For 328970/328970 co-relation queries the response was YES. [2021-12-22 13:23:44,263 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. [2021-12-22 13:23:44,310 INFO L132 encePairwiseOnDemand]: 225/231 looper letters, 340 selfloop transitions, 298 changer transitions 0/1179 dead transitions. [2021-12-22 13:23:44,311 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 786 places, 1179 transitions, 9850 flow [2021-12-22 13:23:44,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2021-12-22 13:23:44,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2021-12-22 13:23:44,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 43187 transitions. [2021-12-22 13:23:44,338 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.930132885356766 [2021-12-22 13:23:44,339 INFO L72 ComplementDD]: Start complementDD. Operand 201 states and 43187 transitions. [2021-12-22 13:23:44,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 201 states and 43187 transitions. [2021-12-22 13:23:44,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-22 13:23:44,351 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 201 states and 43187 transitions. [2021-12-22 13:23:44,390 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) [2021-12-22 13:23:44,430 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) [2021-12-22 13:23:44,439 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) [2021-12-22 13:23:44,440 INFO L186 Difference]: Start difference. First operand has 586 places, 715 transitions, 4470 flow. Second operand 201 states and 43187 transitions. [2021-12-22 13:23:44,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 786 places, 1179 transitions, 9850 flow [2021-12-22 13:23:45,130 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 738 places, 1179 transitions, 9240 flow, removed 208 selfloop flow, removed 48 redundant places. [2021-12-22 13:23:45,141 INFO L242 Difference]: Finished difference. Result has 773 places, 852 transitions, 6798 flow [2021-12-22 13:23:45,142 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} [2021-12-22 13:23:45,143 INFO L334 CegarLoopForPetriNet]: 213 programPoint places, 560 predicate places. [2021-12-22 13:23:45,143 INFO L470 AbstractCegarLoop]: Abstraction has has 773 places, 852 transitions, 6798 flow [2021-12-22 13:23:45,147 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) [2021-12-22 13:23:45,147 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-22 13:23:45,148 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] [2021-12-22 13:23:45,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-22 13:23:45,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 13:23:45,356 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-22 13:23:45,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 13:23:45,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1168467045, now seen corresponding path program 3 times [2021-12-22 13:23:45,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 13:23:45,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814999568] [2021-12-22 13:23:45,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 13:23:45,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 13:23:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat