./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/weaver/chl-array-int-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/chl-array-int-trans.wvr.c -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 3f188168fffbbf8c03071990a7bb806f47bcfd599d52fd9001ab6073a6b782e8 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 03:00:36,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 03:00:36,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 03:00:36,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 03:00:36,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 03:00:36,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 03:00:36,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 03:00:36,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 03:00:36,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 03:00:36,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 03:00:36,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 03:00:36,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 03:00:36,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 03:00:36,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 03:00:36,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 03:00:36,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 03:00:36,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 03:00:36,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 03:00:36,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 03:00:36,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 03:00:36,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 03:00:36,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 03:00:36,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 03:00:36,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 03:00:36,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 03:00:36,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 03:00:36,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 03:00:36,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 03:00:36,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 03:00:36,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 03:00:36,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 03:00:36,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 03:00:36,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 03:00:36,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 03:00:36,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 03:00:36,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 03:00:36,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 03:00:36,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 03:00:36,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 03:00:36,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 03:00:36,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 03:00:36,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 03:00:36,342 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 03:00:36,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 03:00:36,342 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 03:00:36,343 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 03:00:36,343 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 03:00:36,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 03:00:36,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 03:00:36,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 03:00:36,345 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 03:00:36,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 03:00:36,346 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 03:00:36,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 03:00:36,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 03:00:36,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 03:00:36,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 03:00:36,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 03:00:36,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 03:00:36,347 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 03:00:36,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 03:00:36,347 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 03:00:36,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 03:00:36,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 03:00:36,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 03:00:36,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 03:00:36,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:00:36,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 03:00:36,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 03:00:36,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 03:00:36,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 03:00:36,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 03:00:36,350 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 03:00:36,350 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 03:00:36,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 03:00:36,350 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 03:00:36,350 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f188168fffbbf8c03071990a7bb806f47bcfd599d52fd9001ab6073a6b782e8 [2021-12-16 03:00:36,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 03:00:36,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 03:00:36,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 03:00:36,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 03:00:36,586 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 03:00:36,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-array-int-trans.wvr.c [2021-12-16 03:00:36,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/485b6ac2d/dc2739b16b02406ea242bf579b86991b/FLAG0998c6230 [2021-12-16 03:00:37,013 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 03:00:37,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/chl-array-int-trans.wvr.c [2021-12-16 03:00:37,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/485b6ac2d/dc2739b16b02406ea242bf579b86991b/FLAG0998c6230 [2021-12-16 03:00:37,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/485b6ac2d/dc2739b16b02406ea242bf579b86991b [2021-12-16 03:00:37,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 03:00:37,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 03:00:37,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 03:00:37,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 03:00:37,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 03:00:37,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ccd1a33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37, skipping insertion in model container [2021-12-16 03:00:37,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 03:00:37,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:00:37,593 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/weaver/chl-array-int-trans.wvr.c[2728,2741] [2021-12-16 03:00:37,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:00:37,606 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 03:00:37,636 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/weaver/chl-array-int-trans.wvr.c[2728,2741] [2021-12-16 03:00:37,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:00:37,660 INFO L208 MainTranslator]: Completed translation [2021-12-16 03:00:37,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37 WrapperNode [2021-12-16 03:00:37,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 03:00:37,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 03:00:37,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 03:00:37,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 03:00:37,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,711 INFO L137 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 13, calls inlined = 21, statements flattened = 277 [2021-12-16 03:00:37,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 03:00:37,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 03:00:37,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 03:00:37,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 03:00:37,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 03:00:37,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 03:00:37,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 03:00:37,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 03:00:37,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (1/1) ... [2021-12-16 03:00:37,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:00:37,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:00:37,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-16 03:00:37,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-16 03:00:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 03:00:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 03:00:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 03:00:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 03:00:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-16 03:00:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-16 03:00:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-16 03:00:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-16 03:00:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-12-16 03:00:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-12-16 03:00:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 03:00:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 03:00:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 03:00:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 03:00:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 03:00:37,826 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-16 03:00:37,930 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 03:00:37,931 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 03:00:38,323 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 03:00:38,336 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 03:00:38,338 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-12-16 03:00:38,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:00:38 BoogieIcfgContainer [2021-12-16 03:00:38,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 03:00:38,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 03:00:38,342 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 03:00:38,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 03:00:38,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:00:37" (1/3) ... [2021-12-16 03:00:38,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce2331e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:00:38, skipping insertion in model container [2021-12-16 03:00:38,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:00:37" (2/3) ... [2021-12-16 03:00:38,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ce2331e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:00:38, skipping insertion in model container [2021-12-16 03:00:38,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:00:38" (3/3) ... [2021-12-16 03:00:38,349 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-array-int-trans.wvr.c [2021-12-16 03:00:38,354 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-16 03:00:38,354 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 03:00:38,354 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 03:00:38,354 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-16 03:00:38,411 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,411 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,412 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,412 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,412 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,412 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,413 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,413 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,413 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,413 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,413 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,414 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,414 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,414 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,414 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,414 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,415 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,415 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,415 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,415 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,415 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,415 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,416 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,416 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,416 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,416 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,423 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,423 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,440 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,440 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,442 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,442 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,443 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,443 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,443 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,443 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,443 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,444 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,444 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,444 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,444 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,444 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,445 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,445 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,445 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,445 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,445 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,445 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,446 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,446 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,446 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,446 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,446 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,446 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,447 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,447 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,447 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,449 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,449 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,449 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,450 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,450 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,450 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,450 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,450 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,451 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,451 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,451 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,451 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,451 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,451 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,452 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,452 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,452 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,452 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,452 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,452 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,453 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,453 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,453 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,453 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,454 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,455 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,455 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,455 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,455 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,455 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,455 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,456 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,456 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,456 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,456 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,456 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,456 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,457 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,457 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,457 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,457 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,457 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,458 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,458 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,458 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,458 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,458 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,459 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,461 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,462 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,463 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,464 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,465 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,466 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,467 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,468 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,468 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,468 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,468 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,468 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,468 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,469 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,469 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,469 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,469 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,469 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,469 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,470 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,470 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,470 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,470 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,470 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,470 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,471 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,471 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,471 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,471 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,471 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,472 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,472 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,472 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,472 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,472 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,472 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,473 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,473 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,473 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,473 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,473 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,473 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,474 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,475 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,475 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,475 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,475 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,475 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,475 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,476 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,476 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,476 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,476 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,476 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,476 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,477 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,477 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,477 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,477 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,477 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,477 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,478 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,479 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,479 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,479 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,479 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,479 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,479 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,480 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,480 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,480 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,480 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,480 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,481 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,481 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,481 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,481 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,481 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,481 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,482 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,483 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,483 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,483 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,483 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,483 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,483 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,484 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,499 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,500 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,502 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,503 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,504 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,504 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,504 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,504 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,504 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,510 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,510 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,510 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,510 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,510 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,511 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,511 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,511 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,511 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,511 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,511 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,512 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,512 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,512 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,512 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,512 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 03:00:38,521 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-12-16 03:00:38,573 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 03:00:38,581 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 03:00:38,581 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-16 03:00:38,597 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 332 places, 350 transitions, 724 flow [2021-12-16 03:00:38,714 INFO L129 PetriNetUnfolder]: 28/347 cut-off events. [2021-12-16 03:00:38,715 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-12-16 03:00:38,726 INFO L84 FinitePrefix]: Finished finitePrefix Result has 360 conditions, 347 events. 28/347 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 591 event pairs, 0 based on Foata normal form. 0/318 useless extension candidates. Maximal degree in co-relation 269. Up to 3 conditions per place. [2021-12-16 03:00:38,726 INFO L82 GeneralOperation]: Start removeDead. Operand has 332 places, 350 transitions, 724 flow [2021-12-16 03:00:38,735 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 318 places, 336 transitions, 690 flow [2021-12-16 03:00:38,815 INFO L129 PetriNetUnfolder]: 27/331 cut-off events. [2021-12-16 03:00:38,815 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-12-16 03:00:38,816 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:38,817 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:38,817 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:38,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:38,823 INFO L85 PathProgramCache]: Analyzing trace with hash -641499725, now seen corresponding path program 1 times [2021-12-16 03:00:38,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:38,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111068750] [2021-12-16 03:00:38,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:38,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:39,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:00:39,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:39,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111068750] [2021-12-16 03:00:39,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111068750] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:00:39,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:00:39,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 03:00:39,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801171483] [2021-12-16 03:00:39,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:39,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-16 03:00:39,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:39,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-16 03:00:39,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 03:00:39,202 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 324 out of 350 [2021-12-16 03:00:39,209 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 336 transitions, 690 flow. Second operand has 2 states, 2 states have (on average 329.0) internal successors, (658), 2 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:39,209 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:39,209 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 324 of 350 [2021-12-16 03:00:39,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:00:39,286 INFO L129 PetriNetUnfolder]: 9/317 cut-off events. [2021-12-16 03:00:39,286 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-12-16 03:00:39,289 INFO L84 FinitePrefix]: Finished finitePrefix Result has 337 conditions, 317 events. 9/317 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 554 event pairs, 0 based on Foata normal form. 25/320 useless extension candidates. Maximal degree in co-relation 256. Up to 7 conditions per place. [2021-12-16 03:00:39,291 INFO L132 encePairwiseOnDemand]: 331/350 looper letters, 6 selfloop transitions, 0 changer transitions 7/317 dead transitions. [2021-12-16 03:00:39,291 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 317 transitions, 664 flow [2021-12-16 03:00:39,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-16 03:00:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-16 03:00:39,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 673 transitions. [2021-12-16 03:00:39,305 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9614285714285714 [2021-12-16 03:00:39,305 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 673 transitions. [2021-12-16 03:00:39,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 673 transitions. [2021-12-16 03:00:39,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:00:39,311 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 673 transitions. [2021-12-16 03:00:39,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 336.5) internal successors, (673), 2 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:39,321 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 350.0) internal successors, (1050), 3 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:39,322 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 350.0) internal successors, (1050), 3 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:39,324 INFO L186 Difference]: Start difference. First operand has 318 places, 336 transitions, 690 flow. Second operand 2 states and 673 transitions. [2021-12-16 03:00:39,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 317 transitions, 664 flow [2021-12-16 03:00:39,331 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 317 transitions, 652 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-12-16 03:00:39,339 INFO L242 Difference]: Finished difference. Result has 313 places, 310 transitions, 626 flow [2021-12-16 03:00:39,341 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=626, PETRI_PLACES=313, PETRI_TRANSITIONS=310} [2021-12-16 03:00:39,346 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, -5 predicate places. [2021-12-16 03:00:39,346 INFO L470 AbstractCegarLoop]: Abstraction has has 313 places, 310 transitions, 626 flow [2021-12-16 03:00:39,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 329.0) internal successors, (658), 2 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:39,347 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:39,347 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:39,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 03:00:39,348 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:39,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:39,349 INFO L85 PathProgramCache]: Analyzing trace with hash -330795675, now seen corresponding path program 1 times [2021-12-16 03:00:39,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:39,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990153646] [2021-12-16 03:00:39,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:39,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:39,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:00:39,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:39,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990153646] [2021-12-16 03:00:39,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990153646] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:00:39,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:00:39,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-16 03:00:39,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529767206] [2021-12-16 03:00:39,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:39,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-16 03:00:39,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:39,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-16 03:00:39,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-12-16 03:00:39,818 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 350 [2021-12-16 03:00:39,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 310 transitions, 626 flow. Second operand has 14 states, 14 states have (on average 248.5) internal successors, (3479), 14 states have internal predecessors, (3479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:39,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:39,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 350 [2021-12-16 03:00:39,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:00:41,132 INFO L129 PetriNetUnfolder]: 535/4795 cut-off events. [2021-12-16 03:00:41,133 INFO L130 PetriNetUnfolder]: For 63/72 co-relation queries the response was YES. [2021-12-16 03:00:41,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5595 conditions, 4795 events. 535/4795 cut-off events. For 63/72 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 48004 event pairs, 282 based on Foata normal form. 1/4297 useless extension candidates. Maximal degree in co-relation 5592. Up to 265 conditions per place. [2021-12-16 03:00:41,170 INFO L132 encePairwiseOnDemand]: 328/350 looper letters, 135 selfloop transitions, 21 changer transitions 6/393 dead transitions. [2021-12-16 03:00:41,170 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 393 transitions, 1129 flow [2021-12-16 03:00:41,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-16 03:00:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-12-16 03:00:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 5043 transitions. [2021-12-16 03:00:41,181 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7204285714285714 [2021-12-16 03:00:41,181 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 5043 transitions. [2021-12-16 03:00:41,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 5043 transitions. [2021-12-16 03:00:41,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:00:41,184 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 5043 transitions. [2021-12-16 03:00:41,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 252.15) internal successors, (5043), 20 states have internal predecessors, (5043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:41,208 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 350.0) internal successors, (7350), 21 states have internal predecessors, (7350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:41,212 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 350.0) internal successors, (7350), 21 states have internal predecessors, (7350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:41,212 INFO L186 Difference]: Start difference. First operand has 313 places, 310 transitions, 626 flow. Second operand 20 states and 5043 transitions. [2021-12-16 03:00:41,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 393 transitions, 1129 flow [2021-12-16 03:00:41,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 393 transitions, 1129 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 03:00:41,223 INFO L242 Difference]: Finished difference. Result has 336 places, 322 transitions, 743 flow [2021-12-16 03:00:41,223 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=743, PETRI_PLACES=336, PETRI_TRANSITIONS=322} [2021-12-16 03:00:41,224 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 18 predicate places. [2021-12-16 03:00:41,225 INFO L470 AbstractCegarLoop]: Abstraction has has 336 places, 322 transitions, 743 flow [2021-12-16 03:00:41,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 248.5) internal successors, (3479), 14 states have internal predecessors, (3479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:41,227 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:41,228 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:41,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 03:00:41,228 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:41,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:41,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1220409415, now seen corresponding path program 1 times [2021-12-16 03:00:41,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:41,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96238540] [2021-12-16 03:00:41,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:41,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:41,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:00:41,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:41,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96238540] [2021-12-16 03:00:41,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96238540] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:00:41,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:00:41,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-16 03:00:41,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156600259] [2021-12-16 03:00:41,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:41,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-16 03:00:41,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:41,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-16 03:00:41,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-12-16 03:00:41,545 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 350 [2021-12-16 03:00:41,549 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 336 places, 322 transitions, 743 flow. Second operand has 14 states, 14 states have (on average 248.78571428571428) internal successors, (3483), 14 states have internal predecessors, (3483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:41,549 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:41,549 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 350 [2021-12-16 03:00:41,550 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:00:43,573 INFO L129 PetriNetUnfolder]: 1102/9683 cut-off events. [2021-12-16 03:00:43,573 INFO L130 PetriNetUnfolder]: For 312/317 co-relation queries the response was YES. [2021-12-16 03:00:43,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11567 conditions, 9683 events. 1102/9683 cut-off events. For 312/317 co-relation queries the response was YES. Maximal size of possible extension queue 232. Compared 112982 event pairs, 513 based on Foata normal form. 3/8653 useless extension candidates. Maximal degree in co-relation 11552. Up to 573 conditions per place. [2021-12-16 03:00:43,649 INFO L132 encePairwiseOnDemand]: 330/350 looper letters, 129 selfloop transitions, 25 changer transitions 5/391 dead transitions. [2021-12-16 03:00:43,649 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 352 places, 391 transitions, 1248 flow [2021-12-16 03:00:43,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-16 03:00:43,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-12-16 03:00:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 4780 transitions. [2021-12-16 03:00:43,659 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.718796992481203 [2021-12-16 03:00:43,659 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 4780 transitions. [2021-12-16 03:00:43,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 4780 transitions. [2021-12-16 03:00:43,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:00:43,662 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 4780 transitions. [2021-12-16 03:00:43,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 251.57894736842104) internal successors, (4780), 19 states have internal predecessors, (4780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:43,682 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 350.0) internal successors, (7000), 20 states have internal predecessors, (7000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:43,685 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 350.0) internal successors, (7000), 20 states have internal predecessors, (7000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:43,685 INFO L186 Difference]: Start difference. First operand has 336 places, 322 transitions, 743 flow. Second operand 19 states and 4780 transitions. [2021-12-16 03:00:43,685 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 352 places, 391 transitions, 1248 flow [2021-12-16 03:00:43,690 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 391 transitions, 1229 flow, removed 5 selfloop flow, removed 5 redundant places. [2021-12-16 03:00:43,696 INFO L242 Difference]: Finished difference. Result has 356 places, 334 transitions, 863 flow [2021-12-16 03:00:43,696 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=733, PETRI_DIFFERENCE_MINUEND_PLACES=329, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=301, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=863, PETRI_PLACES=356, PETRI_TRANSITIONS=334} [2021-12-16 03:00:43,697 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 38 predicate places. [2021-12-16 03:00:43,697 INFO L470 AbstractCegarLoop]: Abstraction has has 356 places, 334 transitions, 863 flow [2021-12-16 03:00:43,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 248.78571428571428) internal successors, (3483), 14 states have internal predecessors, (3483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:43,699 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:43,699 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:43,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 03:00:43,700 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:43,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:43,700 INFO L85 PathProgramCache]: Analyzing trace with hash 45808441, now seen corresponding path program 1 times [2021-12-16 03:00:43,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:43,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228749093] [2021-12-16 03:00:43,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:43,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:00:43,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:43,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228749093] [2021-12-16 03:00:43,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228749093] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:43,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370933188] [2021-12-16 03:00:43,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:43,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:43,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:00:43,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:00:43,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-16 03:00:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:44,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-16 03:00:44,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:00:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:00:44,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 03:00:45,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:00:45,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370933188] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:45,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-16 03:00:45,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 23 [2021-12-16 03:00:45,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335440551] [2021-12-16 03:00:45,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:45,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-16 03:00:45,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:45,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-16 03:00:45,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2021-12-16 03:00:45,415 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 350 [2021-12-16 03:00:45,417 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 334 transitions, 863 flow. Second operand has 11 states, 11 states have (on average 272.45454545454544) internal successors, (2997), 11 states have internal predecessors, (2997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:45,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:45,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 350 [2021-12-16 03:00:45,418 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:00:47,901 INFO L129 PetriNetUnfolder]: 1877/13204 cut-off events. [2021-12-16 03:00:47,901 INFO L130 PetriNetUnfolder]: For 595/595 co-relation queries the response was YES. [2021-12-16 03:00:47,979 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17049 conditions, 13204 events. 1877/13204 cut-off events. For 595/595 co-relation queries the response was YES. Maximal size of possible extension queue 357. Compared 165723 event pairs, 610 based on Foata normal form. 0/11822 useless extension candidates. Maximal degree in co-relation 17027. Up to 740 conditions per place. [2021-12-16 03:00:48,019 INFO L132 encePairwiseOnDemand]: 332/350 looper letters, 159 selfloop transitions, 28 changer transitions 3/444 dead transitions. [2021-12-16 03:00:48,020 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 444 transitions, 1532 flow [2021-12-16 03:00:48,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-16 03:00:48,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-12-16 03:00:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 5273 transitions. [2021-12-16 03:00:48,032 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7929323308270677 [2021-12-16 03:00:48,032 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 5273 transitions. [2021-12-16 03:00:48,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 5273 transitions. [2021-12-16 03:00:48,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:00:48,035 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 5273 transitions. [2021-12-16 03:00:48,046 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 277.5263157894737) internal successors, (5273), 19 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:48,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 350.0) internal successors, (7000), 20 states have internal predecessors, (7000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:48,070 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 350.0) internal successors, (7000), 20 states have internal predecessors, (7000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:48,071 INFO L186 Difference]: Start difference. First operand has 356 places, 334 transitions, 863 flow. Second operand 19 states and 5273 transitions. [2021-12-16 03:00:48,071 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 444 transitions, 1532 flow [2021-12-16 03:00:48,076 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 444 transitions, 1515 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-12-16 03:00:48,081 INFO L242 Difference]: Finished difference. Result has 372 places, 347 transitions, 979 flow [2021-12-16 03:00:48,082 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=849, PETRI_DIFFERENCE_MINUEND_PLACES=348, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=334, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=979, PETRI_PLACES=372, PETRI_TRANSITIONS=347} [2021-12-16 03:00:48,082 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 54 predicate places. [2021-12-16 03:00:48,082 INFO L470 AbstractCegarLoop]: Abstraction has has 372 places, 347 transitions, 979 flow [2021-12-16 03:00:48,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 272.45454545454544) internal successors, (2997), 11 states have internal predecessors, (2997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:48,084 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:48,084 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:48,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-16 03:00:48,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:48,303 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:48,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:48,303 INFO L85 PathProgramCache]: Analyzing trace with hash 2124156704, now seen corresponding path program 1 times [2021-12-16 03:00:48,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:48,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529760750] [2021-12-16 03:00:48,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:48,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:00:48,548 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:48,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529760750] [2021-12-16 03:00:48,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529760750] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:48,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445485356] [2021-12-16 03:00:48,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:48,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:48,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:00:48,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:00:48,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-16 03:00:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:48,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-16 03:00:48,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:00:49,273 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-16 03:00:49,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 03:00:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-16 03:00:49,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445485356] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:49,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-16 03:00:49,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17, 13] total 33 [2021-12-16 03:00:49,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374598088] [2021-12-16 03:00:49,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:49,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-16 03:00:49,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:49,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-16 03:00:49,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=950, Unknown=0, NotChecked=0, Total=1056 [2021-12-16 03:00:49,875 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 350 [2021-12-16 03:00:49,878 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 347 transitions, 979 flow. Second operand has 13 states, 13 states have (on average 249.53846153846155) internal successors, (3244), 13 states have internal predecessors, (3244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:49,878 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:49,878 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 350 [2021-12-16 03:00:49,878 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:00:52,550 INFO L129 PetriNetUnfolder]: 1715/15095 cut-off events. [2021-12-16 03:00:52,550 INFO L130 PetriNetUnfolder]: For 1336/1340 co-relation queries the response was YES. [2021-12-16 03:00:52,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18865 conditions, 15095 events. 1715/15095 cut-off events. For 1336/1340 co-relation queries the response was YES. Maximal size of possible extension queue 296. Compared 187374 event pairs, 990 based on Foata normal form. 8/13583 useless extension candidates. Maximal degree in co-relation 18840. Up to 793 conditions per place. [2021-12-16 03:00:52,683 INFO L132 encePairwiseOnDemand]: 328/350 looper letters, 163 selfloop transitions, 34 changer transitions 4/437 dead transitions. [2021-12-16 03:00:52,683 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 388 places, 437 transitions, 1661 flow [2021-12-16 03:00:52,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-16 03:00:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-12-16 03:00:52,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 4320 transitions. [2021-12-16 03:00:52,692 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7260504201680672 [2021-12-16 03:00:52,692 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 4320 transitions. [2021-12-16 03:00:52,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 4320 transitions. [2021-12-16 03:00:52,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:00:52,695 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 4320 transitions. [2021-12-16 03:00:52,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 254.11764705882354) internal successors, (4320), 17 states have internal predecessors, (4320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:52,711 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 350.0) internal successors, (6300), 18 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:52,713 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 350.0) internal successors, (6300), 18 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:52,713 INFO L186 Difference]: Start difference. First operand has 372 places, 347 transitions, 979 flow. Second operand 17 states and 4320 transitions. [2021-12-16 03:00:52,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 388 places, 437 transitions, 1661 flow [2021-12-16 03:00:52,719 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 437 transitions, 1639 flow, removed 3 selfloop flow, removed 7 redundant places. [2021-12-16 03:00:52,725 INFO L242 Difference]: Finished difference. Result has 388 places, 360 transitions, 1110 flow [2021-12-16 03:00:52,725 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=957, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=347, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=318, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1110, PETRI_PLACES=388, PETRI_TRANSITIONS=360} [2021-12-16 03:00:52,726 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 70 predicate places. [2021-12-16 03:00:52,726 INFO L470 AbstractCegarLoop]: Abstraction has has 388 places, 360 transitions, 1110 flow [2021-12-16 03:00:52,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 249.53846153846155) internal successors, (3244), 13 states have internal predecessors, (3244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:52,727 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:52,728 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:52,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-16 03:00:52,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:52,944 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:52,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:52,944 INFO L85 PathProgramCache]: Analyzing trace with hash 422050291, now seen corresponding path program 1 times [2021-12-16 03:00:52,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:52,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954515287] [2021-12-16 03:00:52,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:52,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:53,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-16 03:00:53,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:53,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954515287] [2021-12-16 03:00:53,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954515287] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:53,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [565012126] [2021-12-16 03:00:53,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:53,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:53,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:00:53,140 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:00:53,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-16 03:00:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:53,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-16 03:00:53,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:00:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-16 03:00:53,916 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 03:00:54,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-16 03:00:54,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [565012126] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:54,698 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-16 03:00:54,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [13, 11] total 29 [2021-12-16 03:00:54,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126053576] [2021-12-16 03:00:54,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:54,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-16 03:00:54,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:54,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-16 03:00:54,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2021-12-16 03:00:54,702 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 350 [2021-12-16 03:00:54,705 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 388 places, 360 transitions, 1110 flow. Second operand has 11 states, 11 states have (on average 272.90909090909093) internal successors, (3002), 11 states have internal predecessors, (3002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:54,705 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:54,705 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 350 [2021-12-16 03:00:54,705 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:00:57,778 INFO L129 PetriNetUnfolder]: 3153/17583 cut-off events. [2021-12-16 03:00:57,778 INFO L130 PetriNetUnfolder]: For 2807/2984 co-relation queries the response was YES. [2021-12-16 03:00:57,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25061 conditions, 17583 events. 3153/17583 cut-off events. For 2807/2984 co-relation queries the response was YES. Maximal size of possible extension queue 378. Compared 215925 event pairs, 1188 based on Foata normal form. 40/15697 useless extension candidates. Maximal degree in co-relation 25029. Up to 1180 conditions per place. [2021-12-16 03:00:57,938 INFO L132 encePairwiseOnDemand]: 332/350 looper letters, 160 selfloop transitions, 31 changer transitions 1/450 dead transitions. [2021-12-16 03:00:57,938 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 403 places, 450 transitions, 1767 flow [2021-12-16 03:00:57,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-16 03:00:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-12-16 03:00:57,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 4987 transitions. [2021-12-16 03:00:57,952 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7915873015873016 [2021-12-16 03:00:57,953 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 4987 transitions. [2021-12-16 03:00:57,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 4987 transitions. [2021-12-16 03:00:57,956 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:00:57,956 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 4987 transitions. [2021-12-16 03:00:57,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 277.05555555555554) internal successors, (4987), 18 states have internal predecessors, (4987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:57,975 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 350.0) internal successors, (6650), 19 states have internal predecessors, (6650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:57,977 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 350.0) internal successors, (6650), 19 states have internal predecessors, (6650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:57,977 INFO L186 Difference]: Start difference. First operand has 388 places, 360 transitions, 1110 flow. Second operand 18 states and 4987 transitions. [2021-12-16 03:00:57,977 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 403 places, 450 transitions, 1767 flow [2021-12-16 03:00:57,990 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 450 transitions, 1730 flow, removed 5 selfloop flow, removed 10 redundant places. [2021-12-16 03:00:57,997 INFO L242 Difference]: Finished difference. Result has 395 places, 366 transitions, 1160 flow [2021-12-16 03:00:57,998 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=1073, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1160, PETRI_PLACES=395, PETRI_TRANSITIONS=366} [2021-12-16 03:00:58,001 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 77 predicate places. [2021-12-16 03:00:58,001 INFO L470 AbstractCegarLoop]: Abstraction has has 395 places, 366 transitions, 1160 flow [2021-12-16 03:00:58,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 272.90909090909093) internal successors, (3002), 11 states have internal predecessors, (3002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:58,002 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:00:58,002 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:00:58,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-16 03:00:58,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:58,216 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:00:58,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:00:58,216 INFO L85 PathProgramCache]: Analyzing trace with hash 768654560, now seen corresponding path program 1 times [2021-12-16 03:00:58,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:00:58,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443305248] [2021-12-16 03:00:58,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:58,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:00:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 03:00:58,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:00:58,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443305248] [2021-12-16 03:00:58,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443305248] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:58,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1832654368] [2021-12-16 03:00:58,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:00:58,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:00:58,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:00:58,392 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:00:58,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-16 03:00:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:00:58,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-16 03:00:58,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:00:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 03:00:59,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 03:00:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 03:00:59,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1832654368] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-16 03:00:59,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-16 03:00:59,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11, 11] total 23 [2021-12-16 03:00:59,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382268101] [2021-12-16 03:00:59,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:00:59,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-16 03:00:59,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:00:59,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-16 03:00:59,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2021-12-16 03:00:59,894 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 350 [2021-12-16 03:00:59,897 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 395 places, 366 transitions, 1160 flow. Second operand has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:00:59,897 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:00:59,897 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 350 [2021-12-16 03:00:59,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:01:04,873 INFO L129 PetriNetUnfolder]: 4060/32469 cut-off events. [2021-12-16 03:01:04,873 INFO L130 PetriNetUnfolder]: For 4772/5566 co-relation queries the response was YES. [2021-12-16 03:01:05,145 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44196 conditions, 32469 events. 4060/32469 cut-off events. For 4772/5566 co-relation queries the response was YES. Maximal size of possible extension queue 695. Compared 472620 event pairs, 1959 based on Foata normal form. 70/29973 useless extension candidates. Maximal degree in co-relation 44166. Up to 1406 conditions per place. [2021-12-16 03:01:05,231 INFO L132 encePairwiseOnDemand]: 333/350 looper letters, 176 selfloop transitions, 40 changer transitions 2/479 dead transitions. [2021-12-16 03:01:05,231 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 413 places, 479 transitions, 2013 flow [2021-12-16 03:01:05,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-16 03:01:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-12-16 03:01:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 5246 transitions. [2021-12-16 03:01:05,242 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7888721804511278 [2021-12-16 03:01:05,242 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 5246 transitions. [2021-12-16 03:01:05,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 5246 transitions. [2021-12-16 03:01:05,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:01:05,245 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 5246 transitions. [2021-12-16 03:01:05,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 276.10526315789474) internal successors, (5246), 19 states have internal predecessors, (5246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:05,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 350.0) internal successors, (7000), 20 states have internal predecessors, (7000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:05,263 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 350.0) internal successors, (7000), 20 states have internal predecessors, (7000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:05,264 INFO L186 Difference]: Start difference. First operand has 395 places, 366 transitions, 1160 flow. Second operand 19 states and 5246 transitions. [2021-12-16 03:01:05,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 413 places, 479 transitions, 2013 flow [2021-12-16 03:01:05,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 404 places, 479 transitions, 1970 flow, removed 3 selfloop flow, removed 9 redundant places. [2021-12-16 03:01:05,296 INFO L242 Difference]: Finished difference. Result has 410 places, 378 transitions, 1294 flow [2021-12-16 03:01:05,297 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=1121, PETRI_DIFFERENCE_MINUEND_PLACES=386, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1294, PETRI_PLACES=410, PETRI_TRANSITIONS=378} [2021-12-16 03:01:05,298 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 92 predicate places. [2021-12-16 03:01:05,298 INFO L470 AbstractCegarLoop]: Abstraction has has 410 places, 378 transitions, 1294 flow [2021-12-16 03:01:05,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:05,299 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:01:05,299 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:01:05,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-16 03:01:05,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:01:05,528 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:01:05,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:01:05,529 INFO L85 PathProgramCache]: Analyzing trace with hash -2001869142, now seen corresponding path program 1 times [2021-12-16 03:01:05,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:01:05,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27300124] [2021-12-16 03:01:05,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:01:05,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:01:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:01:05,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 03:01:05,627 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:01:05,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27300124] [2021-12-16 03:01:05,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27300124] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:01:05,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:01:05,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-16 03:01:05,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710652406] [2021-12-16 03:01:05,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:01:05,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-16 03:01:05,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:01:05,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-16 03:01:05,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-16 03:01:05,631 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 350 [2021-12-16 03:01:05,632 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 410 places, 378 transitions, 1294 flow. Second operand has 7 states, 7 states have (on average 279.42857142857144) internal successors, (1956), 7 states have internal predecessors, (1956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:05,633 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:01:05,633 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 350 [2021-12-16 03:01:05,633 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:01:06,847 INFO L129 PetriNetUnfolder]: 444/5706 cut-off events. [2021-12-16 03:01:06,848 INFO L130 PetriNetUnfolder]: For 1222/2091 co-relation queries the response was YES. [2021-12-16 03:01:06,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8016 conditions, 5706 events. 444/5706 cut-off events. For 1222/2091 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 57138 event pairs, 272 based on Foata normal form. 24/5341 useless extension candidates. Maximal degree in co-relation 7982. Up to 756 conditions per place. [2021-12-16 03:01:06,903 INFO L132 encePairwiseOnDemand]: 339/350 looper letters, 73 selfloop transitions, 8 changer transitions 55/402 dead transitions. [2021-12-16 03:01:06,903 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 417 places, 402 transitions, 1629 flow [2021-12-16 03:01:06,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-16 03:01:06,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-16 03:01:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2834 transitions. [2021-12-16 03:01:06,907 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8097142857142857 [2021-12-16 03:01:06,908 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2834 transitions. [2021-12-16 03:01:06,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2834 transitions. [2021-12-16 03:01:06,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:01:06,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2834 transitions. [2021-12-16 03:01:06,915 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 283.4) internal successors, (2834), 10 states have internal predecessors, (2834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:06,919 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 350.0) internal successors, (3850), 11 states have internal predecessors, (3850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:06,920 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 350.0) internal successors, (3850), 11 states have internal predecessors, (3850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:06,920 INFO L186 Difference]: Start difference. First operand has 410 places, 378 transitions, 1294 flow. Second operand 10 states and 2834 transitions. [2021-12-16 03:01:06,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 417 places, 402 transitions, 1629 flow [2021-12-16 03:01:06,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 406 places, 402 transitions, 1569 flow, removed 3 selfloop flow, removed 11 redundant places. [2021-12-16 03:01:06,933 INFO L242 Difference]: Finished difference. Result has 407 places, 345 transitions, 1051 flow [2021-12-16 03:01:06,934 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=1221, PETRI_DIFFERENCE_MINUEND_PLACES=397, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1051, PETRI_PLACES=407, PETRI_TRANSITIONS=345} [2021-12-16 03:01:06,937 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 89 predicate places. [2021-12-16 03:01:06,938 INFO L470 AbstractCegarLoop]: Abstraction has has 407 places, 345 transitions, 1051 flow [2021-12-16 03:01:06,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 279.42857142857144) internal successors, (1956), 7 states have internal predecessors, (1956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:06,938 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:01:06,939 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:01:06,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-16 03:01:06,940 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:01:06,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:01:06,941 INFO L85 PathProgramCache]: Analyzing trace with hash 293666207, now seen corresponding path program 1 times [2021-12-16 03:01:06,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:01:06,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454910258] [2021-12-16 03:01:06,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:01:06,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:01:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:01:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-16 03:01:07,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:01:07,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454910258] [2021-12-16 03:01:07,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454910258] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:01:07,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343307469] [2021-12-16 03:01:07,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:01:07,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:01:07,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:01:07,198 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:01:07,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-16 03:01:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:01:07,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-16 03:01:07,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:01:07,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-16 03:01:07,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 03:01:08,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-16 03:01:08,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343307469] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 03:01:08,501 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 03:01:08,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 15] total 37 [2021-12-16 03:01:08,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667496205] [2021-12-16 03:01:08,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 03:01:08,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-12-16 03:01:08,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:01:08,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-12-16 03:01:08,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=1201, Unknown=0, NotChecked=0, Total=1332 [2021-12-16 03:01:08,506 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 237 out of 350 [2021-12-16 03:01:08,512 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 407 places, 345 transitions, 1051 flow. Second operand has 37 states, 37 states have (on average 242.40540540540542) internal successors, (8969), 37 states have internal predecessors, (8969), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:08,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:01:08,513 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 237 of 350 [2021-12-16 03:01:08,513 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:01:15,892 INFO L129 PetriNetUnfolder]: 3574/26935 cut-off events. [2021-12-16 03:01:15,892 INFO L130 PetriNetUnfolder]: For 6886/7079 co-relation queries the response was YES. [2021-12-16 03:01:16,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39287 conditions, 26935 events. 3574/26935 cut-off events. For 6886/7079 co-relation queries the response was YES. Maximal size of possible extension queue 531. Compared 373579 event pairs, 398 based on Foata normal form. 193/25033 useless extension candidates. Maximal degree in co-relation 39252. Up to 642 conditions per place. [2021-12-16 03:01:16,210 INFO L132 encePairwiseOnDemand]: 315/350 looper letters, 364 selfloop transitions, 105 changer transitions 32/732 dead transitions. [2021-12-16 03:01:16,210 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 466 places, 732 transitions, 3630 flow [2021-12-16 03:01:16,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-12-16 03:01:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2021-12-16 03:01:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 17952 transitions. [2021-12-16 03:01:16,229 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6931274131274131 [2021-12-16 03:01:16,230 INFO L72 ComplementDD]: Start complementDD. Operand 74 states and 17952 transitions. [2021-12-16 03:01:16,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 74 states and 17952 transitions. [2021-12-16 03:01:16,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:01:16,239 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 74 states and 17952 transitions. [2021-12-16 03:01:16,261 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 75 states, 74 states have (on average 242.59459459459458) internal successors, (17952), 74 states have internal predecessors, (17952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:16,290 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 75 states, 75 states have (on average 350.0) internal successors, (26250), 75 states have internal predecessors, (26250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:16,297 INFO L81 ComplementDD]: Finished complementDD. Result has 75 states, 75 states have (on average 350.0) internal successors, (26250), 75 states have internal predecessors, (26250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:16,298 INFO L186 Difference]: Start difference. First operand has 407 places, 345 transitions, 1051 flow. Second operand 74 states and 17952 transitions. [2021-12-16 03:01:16,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 466 places, 732 transitions, 3630 flow [2021-12-16 03:01:16,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 436 places, 732 transitions, 3433 flow, removed 17 selfloop flow, removed 30 redundant places. [2021-12-16 03:01:16,327 INFO L242 Difference]: Finished difference. Result has 461 places, 426 transitions, 1680 flow [2021-12-16 03:01:16,327 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=946, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=345, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=42, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=74, PETRI_FLOW=1680, PETRI_PLACES=461, PETRI_TRANSITIONS=426} [2021-12-16 03:01:16,328 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 143 predicate places. [2021-12-16 03:01:16,328 INFO L470 AbstractCegarLoop]: Abstraction has has 461 places, 426 transitions, 1680 flow [2021-12-16 03:01:16,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 242.40540540540542) internal successors, (8969), 37 states have internal predecessors, (8969), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:16,330 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:01:16,331 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:01:16,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-16 03:01:16,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:01:16,548 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:01:16,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:01:16,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1469198707, now seen corresponding path program 2 times [2021-12-16 03:01:16,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:01:16,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778827281] [2021-12-16 03:01:16,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:01:16,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:01:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:01:16,827 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-16 03:01:16,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:01:16,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778827281] [2021-12-16 03:01:16,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778827281] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:01:16,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1190209709] [2021-12-16 03:01:16,828 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 03:01:16,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:01:16,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:01:16,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:01:16,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-16 03:01:16,950 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-16 03:01:16,950 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 03:01:16,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-16 03:01:16,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:01:17,313 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-16 03:01:17,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:01:17,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1190209709] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:01:17,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:01:17,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [17] total 20 [2021-12-16 03:01:17,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161699729] [2021-12-16 03:01:17,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:01:17,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-16 03:01:17,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:01:17,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-16 03:01:17,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380 [2021-12-16 03:01:17,317 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 350 [2021-12-16 03:01:17,319 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 461 places, 426 transitions, 1680 flow. Second operand has 7 states, 7 states have (on average 272.85714285714283) internal successors, (1910), 7 states have internal predecessors, (1910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:17,319 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:01:17,319 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 350 [2021-12-16 03:01:17,319 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 03:01:25,062 INFO L129 PetriNetUnfolder]: 6305/46005 cut-off events. [2021-12-16 03:01:25,062 INFO L130 PetriNetUnfolder]: For 19592/20558 co-relation queries the response was YES. [2021-12-16 03:01:25,948 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69921 conditions, 46005 events. 6305/46005 cut-off events. For 19592/20558 co-relation queries the response was YES. Maximal size of possible extension queue 1017. Compared 702843 event pairs, 1474 based on Foata normal form. 402/42468 useless extension candidates. Maximal degree in co-relation 69873. Up to 3931 conditions per place. [2021-12-16 03:01:26,064 INFO L132 encePairwiseOnDemand]: 341/350 looper letters, 235 selfloop transitions, 58 changer transitions 4/590 dead transitions. [2021-12-16 03:01:26,064 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 455 places, 590 transitions, 3337 flow [2021-12-16 03:01:26,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 03:01:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-12-16 03:01:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1964 transitions. [2021-12-16 03:01:26,066 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8016326530612244 [2021-12-16 03:01:26,066 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1964 transitions. [2021-12-16 03:01:26,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1964 transitions. [2021-12-16 03:01:26,067 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 03:01:26,067 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1964 transitions. [2021-12-16 03:01:26,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 280.57142857142856) internal successors, (1964), 7 states have internal predecessors, (1964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:26,071 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 350.0) internal successors, (2800), 8 states have internal predecessors, (2800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:26,071 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 350.0) internal successors, (2800), 8 states have internal predecessors, (2800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:26,072 INFO L186 Difference]: Start difference. First operand has 461 places, 426 transitions, 1680 flow. Second operand 7 states and 1964 transitions. [2021-12-16 03:01:26,072 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 455 places, 590 transitions, 3337 flow [2021-12-16 03:01:26,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 421 places, 590 transitions, 3059 flow, removed 88 selfloop flow, removed 34 redundant places. [2021-12-16 03:01:26,161 INFO L242 Difference]: Finished difference. Result has 426 places, 482 transitions, 2222 flow [2021-12-16 03:01:26,162 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=350, PETRI_DIFFERENCE_MINUEND_FLOW=1517, PETRI_DIFFERENCE_MINUEND_PLACES=415, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=426, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2222, PETRI_PLACES=426, PETRI_TRANSITIONS=482} [2021-12-16 03:01:26,162 INFO L334 CegarLoopForPetriNet]: 318 programPoint places, 108 predicate places. [2021-12-16 03:01:26,163 INFO L470 AbstractCegarLoop]: Abstraction has has 426 places, 482 transitions, 2222 flow [2021-12-16 03:01:26,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 272.85714285714283) internal successors, (1910), 7 states have internal predecessors, (1910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:26,163 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 03:01:26,164 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:01:26,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-16 03:01:26,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:01:26,365 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-12-16 03:01:26,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:01:26,366 INFO L85 PathProgramCache]: Analyzing trace with hash -415232245, now seen corresponding path program 3 times [2021-12-16 03:01:26,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:01:26,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051368101] [2021-12-16 03:01:26,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:01:26,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:01:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:01:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-16 03:01:26,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:01:26,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051368101] [2021-12-16 03:01:26,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051368101] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 03:01:26,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388425864] [2021-12-16 03:01:26,616 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-16 03:01:26,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:01:26,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:01:26,618 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 03:01:26,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-16 03:01:26,745 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-12-16 03:01:26,745 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 03:01:26,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-16 03:01:26,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:01:27,112 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-16 03:01:27,113 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:01:27,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388425864] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:01:27,113 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 03:01:27,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [18] total 21 [2021-12-16 03:01:27,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979576490] [2021-12-16 03:01:27,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:01:27,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-16 03:01:27,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:01:27,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-16 03:01:27,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=374, Unknown=0, NotChecked=0, Total=420 [2021-12-16 03:01:27,117 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 350 [2021-12-16 03:01:27,118 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 426 places, 482 transitions, 2222 flow. Second operand has 7 states, 7 states have (on average 272.85714285714283) internal successors, (1910), 7 states have internal predecessors, (1910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 03:01:27,118 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 03:01:27,118 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 350 [2021-12-16 03:01:27,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand