./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ad190c36ab064f1e4bfbebf06775e6b037058a5a86becabf7b70897d3619304 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 16:37:56,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 16:37:56,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 16:37:56,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 16:37:56,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 16:37:56,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 16:37:56,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 16:37:56,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 16:37:56,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 16:37:56,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 16:37:56,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 16:37:56,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 16:37:56,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 16:37:56,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 16:37:56,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 16:37:56,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 16:37:56,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 16:37:56,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 16:37:56,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 16:37:56,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 16:37:56,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 16:37:56,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 16:37:56,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 16:37:56,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 16:37:56,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 16:37:56,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 16:37:56,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 16:37:56,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 16:37:56,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 16:37:56,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 16:37:56,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 16:37:56,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 16:37:56,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 16:37:56,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 16:37:56,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 16:37:56,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 16:37:56,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 16:37:56,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 16:37:56,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 16:37:56,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 16:37:56,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 16:37:56,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-14 16:37:56,268 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 16:37:56,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 16:37:56,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 16:37:56,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 16:37:56,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 16:37:56,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 16:37:56,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 16:37:56,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 16:37:56,270 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 16:37:56,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 16:37:56,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 16:37:56,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 16:37:56,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:37:56,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 16:37:56,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 16:37:56,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 16:37:56,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 16:37:56,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 16:37:56,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 16:37:56,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 16:37:56,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 16:37:56,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 16:37:56,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad190c36ab064f1e4bfbebf06775e6b037058a5a86becabf7b70897d3619304 [2021-12-14 16:37:56,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 16:37:56,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 16:37:56,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 16:37:56,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 16:37:56,504 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 16:37:56,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2021-12-14 16:37:56,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baf09645c/30e232ab83fc40069dd06e60c93b0202/FLAGeb309009e [2021-12-14 16:37:56,996 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 16:37:56,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2021-12-14 16:37:57,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baf09645c/30e232ab83fc40069dd06e60c93b0202/FLAGeb309009e [2021-12-14 16:37:57,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baf09645c/30e232ab83fc40069dd06e60c93b0202 [2021-12-14 16:37:57,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 16:37:57,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 16:37:57,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 16:37:57,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 16:37:57,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 16:37:57,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@880a4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57, skipping insertion in model container [2021-12-14 16:37:57,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 16:37:57,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 16:37:57,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i[992,1005] [2021-12-14 16:37:57,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:37:57,388 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 16:37:57,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i[992,1005] [2021-12-14 16:37:57,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 16:37:57,484 INFO L208 MainTranslator]: Completed translation [2021-12-14 16:37:57,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57 WrapperNode [2021-12-14 16:37:57,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 16:37:57,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 16:37:57,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 16:37:57,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 16:37:57,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,569 INFO L137 Inliner]: procedures = 177, calls = 86, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 167 [2021-12-14 16:37:57,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 16:37:57,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 16:37:57,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 16:37:57,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 16:37:57,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 16:37:57,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 16:37:57,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 16:37:57,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 16:37:57,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (1/1) ... [2021-12-14 16:37:57,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 16:37:57,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 16:37:57,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 16:37:57,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-12-14 16:37:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-12-14 16:37:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-12-14 16:37:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-12-14 16:37:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-12-14 16:37:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-12-14 16:37:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 16:37:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-14 16:37:57,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 16:37:57,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 16:37:57,671 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-14 16:37:57,772 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 16:37:57,773 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 16:37:58,283 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 16:37:58,583 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 16:37:58,583 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 16:37:58,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:37:58 BoogieIcfgContainer [2021-12-14 16:37:58,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 16:37:58,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 16:37:58,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 16:37:58,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 16:37:58,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 04:37:57" (1/3) ... [2021-12-14 16:37:58,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732a092a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:37:58, skipping insertion in model container [2021-12-14 16:37:58,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:37:57" (2/3) ... [2021-12-14 16:37:58,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@732a092a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 04:37:58, skipping insertion in model container [2021-12-14 16:37:58,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:37:58" (3/3) ... [2021-12-14 16:37:58,591 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_rmo.opt.i [2021-12-14 16:37:58,595 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-14 16:37:58,596 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 16:37:58,596 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 16:37:58,596 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-14 16:37:58,643 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,643 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,643 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,644 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,644 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,644 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,644 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,644 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,645 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,646 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,647 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,648 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,649 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,651 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,651 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,651 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,651 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,651 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,651 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,657 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,660 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,661 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,662 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,663 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,664 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,665 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,666 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,673 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,678 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,687 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,688 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,691 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,695 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,696 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,697 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,698 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,699 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,700 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,700 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,700 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,700 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,701 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,702 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~mem71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-14 16:37:58,704 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-14 16:37:58,744 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 16:37:58,754 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 16:37:58,755 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-14 16:37:58,792 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 162 places, 151 transitions, 322 flow [2021-12-14 16:37:58,857 INFO L129 PetriNetUnfolder]: 2/147 cut-off events. [2021-12-14 16:37:58,858 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:37:58,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 147 events. 2/147 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 87. Up to 2 conditions per place. [2021-12-14 16:37:58,861 INFO L82 GeneralOperation]: Start removeDead. Operand has 162 places, 151 transitions, 322 flow [2021-12-14 16:37:58,867 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 143 places, 131 transitions, 274 flow [2021-12-14 16:37:58,908 INFO L129 PetriNetUnfolder]: 1/130 cut-off events. [2021-12-14 16:37:58,909 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-14 16:37:58,909 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:37:58,910 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] [2021-12-14 16:37:58,910 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:37:58,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:37:58,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1022250834, now seen corresponding path program 1 times [2021-12-14 16:37:58,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:37:58,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174359322] [2021-12-14 16:37:58,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:37:58,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:37:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:37:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:37:59,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:37:59,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174359322] [2021-12-14 16:37:59,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174359322] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:37:59,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:37:59,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:37:59,358 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481672990] [2021-12-14 16:37:59,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:37:59,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:37:59,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:37:59,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:37:59,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:37:59,400 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 151 [2021-12-14 16:37:59,405 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 131 transitions, 274 flow. Second operand has 6 states, 6 states have (on average 131.0) internal successors, (786), 6 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:37:59,405 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:37:59,405 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 151 [2021-12-14 16:37:59,406 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:37:59,908 INFO L129 PetriNetUnfolder]: 747/1559 cut-off events. [2021-12-14 16:37:59,908 INFO L130 PetriNetUnfolder]: For 28/28 co-relation queries the response was YES. [2021-12-14 16:37:59,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2733 conditions, 1559 events. 747/1559 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 118. Compared 9335 event pairs, 403 based on Foata normal form. 42/1544 useless extension candidates. Maximal degree in co-relation 2656. Up to 585 conditions per place. [2021-12-14 16:37:59,922 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 24 selfloop transitions, 2 changer transitions 37/175 dead transitions. [2021-12-14 16:37:59,922 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 175 transitions, 497 flow [2021-12-14 16:37:59,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 16:37:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-14 16:37:59,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1228 transitions. [2021-12-14 16:37:59,938 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9036055923473142 [2021-12-14 16:37:59,939 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1228 transitions. [2021-12-14 16:37:59,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1228 transitions. [2021-12-14 16:37:59,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:37:59,944 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1228 transitions. [2021-12-14 16:37:59,950 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 136.44444444444446) internal successors, (1228), 9 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:37:59,956 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:37:59,957 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:37:59,959 INFO L186 Difference]: Start difference. First operand has 143 places, 131 transitions, 274 flow. Second operand 9 states and 1228 transitions. [2021-12-14 16:37:59,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 175 transitions, 497 flow [2021-12-14 16:37:59,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 175 transitions, 490 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-12-14 16:37:59,966 INFO L242 Difference]: Finished difference. Result has 154 places, 130 transitions, 288 flow [2021-12-14 16:37:59,967 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=288, PETRI_PLACES=154, PETRI_TRANSITIONS=130} [2021-12-14 16:37:59,970 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 11 predicate places. [2021-12-14 16:37:59,970 INFO L470 AbstractCegarLoop]: Abstraction has has 154 places, 130 transitions, 288 flow [2021-12-14 16:37:59,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 131.0) internal successors, (786), 6 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:37:59,971 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:37:59,971 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] [2021-12-14 16:37:59,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 16:37:59,971 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:37:59,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:37:59,972 INFO L85 PathProgramCache]: Analyzing trace with hash 963542035, now seen corresponding path program 1 times [2021-12-14 16:37:59,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:37:59,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731089291] [2021-12-14 16:37:59,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:37:59,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:00,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:00,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731089291] [2021-12-14 16:38:00,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731089291] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:00,160 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:00,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:38:00,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756392544] [2021-12-14 16:38:00,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:00,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:38:00,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:00,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:38:00,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:38:00,164 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 151 [2021-12-14 16:38:00,165 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 130 transitions, 288 flow. Second operand has 7 states, 7 states have (on average 128.0) internal successors, (896), 7 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:00,166 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:00,166 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 151 [2021-12-14 16:38:00,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:00,886 INFO L129 PetriNetUnfolder]: 1436/2853 cut-off events. [2021-12-14 16:38:00,887 INFO L130 PetriNetUnfolder]: For 563/563 co-relation queries the response was YES. [2021-12-14 16:38:00,895 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5682 conditions, 2853 events. 1436/2853 cut-off events. For 563/563 co-relation queries the response was YES. Maximal size of possible extension queue 173. Compared 18898 event pairs, 358 based on Foata normal form. 48/2765 useless extension candidates. Maximal degree in co-relation 5599. Up to 949 conditions per place. [2021-12-14 16:38:00,903 INFO L132 encePairwiseOnDemand]: 142/151 looper letters, 30 selfloop transitions, 5 changer transitions 47/191 dead transitions. [2021-12-14 16:38:00,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 191 transitions, 601 flow [2021-12-14 16:38:00,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:38:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:38:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1344 transitions. [2021-12-14 16:38:00,907 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8900662251655629 [2021-12-14 16:38:00,907 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1344 transitions. [2021-12-14 16:38:00,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1344 transitions. [2021-12-14 16:38:00,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:00,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1344 transitions. [2021-12-14 16:38:00,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.4) internal successors, (1344), 10 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:00,912 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:00,913 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:00,913 INFO L186 Difference]: Start difference. First operand has 154 places, 130 transitions, 288 flow. Second operand 10 states and 1344 transitions. [2021-12-14 16:38:00,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 191 transitions, 601 flow [2021-12-14 16:38:00,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 191 transitions, 567 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-12-14 16:38:00,932 INFO L242 Difference]: Finished difference. Result has 157 places, 132 transitions, 326 flow [2021-12-14 16:38:00,932 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=326, PETRI_PLACES=157, PETRI_TRANSITIONS=132} [2021-12-14 16:38:00,933 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 14 predicate places. [2021-12-14 16:38:00,933 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 132 transitions, 326 flow [2021-12-14 16:38:00,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 128.0) internal successors, (896), 7 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:00,934 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:00,934 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] [2021-12-14 16:38:00,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 16:38:00,934 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:00,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:00,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1289152926, now seen corresponding path program 1 times [2021-12-14 16:38:00,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:00,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280720903] [2021-12-14 16:38:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:00,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:01,137 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:01,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280720903] [2021-12-14 16:38:01,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280720903] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:01,138 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:01,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:38:01,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146061591] [2021-12-14 16:38:01,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:01,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:38:01,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:01,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:38:01,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:38:01,145 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 151 [2021-12-14 16:38:01,146 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 132 transitions, 326 flow. Second operand has 7 states, 7 states have (on average 130.85714285714286) internal successors, (916), 7 states have internal predecessors, (916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:01,146 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:01,146 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 151 [2021-12-14 16:38:01,146 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:01,534 INFO L129 PetriNetUnfolder]: 679/1478 cut-off events. [2021-12-14 16:38:01,534 INFO L130 PetriNetUnfolder]: For 1186/1209 co-relation queries the response was YES. [2021-12-14 16:38:01,540 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3339 conditions, 1478 events. 679/1478 cut-off events. For 1186/1209 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 8865 event pairs, 251 based on Foata normal form. 32/1445 useless extension candidates. Maximal degree in co-relation 3252. Up to 557 conditions per place. [2021-12-14 16:38:01,576 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 20 selfloop transitions, 3 changer transitions 31/168 dead transitions. [2021-12-14 16:38:01,577 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 168 transitions, 530 flow [2021-12-14 16:38:01,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:38:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:38:01,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1346 transitions. [2021-12-14 16:38:01,580 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8913907284768212 [2021-12-14 16:38:01,580 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1346 transitions. [2021-12-14 16:38:01,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1346 transitions. [2021-12-14 16:38:01,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:01,581 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1346 transitions. [2021-12-14 16:38:01,584 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.6) internal successors, (1346), 10 states have internal predecessors, (1346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:01,586 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:01,588 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:01,588 INFO L186 Difference]: Start difference. First operand has 157 places, 132 transitions, 326 flow. Second operand 10 states and 1346 transitions. [2021-12-14 16:38:01,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 168 transitions, 530 flow [2021-12-14 16:38:01,592 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 168 transitions, 505 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-12-14 16:38:01,599 INFO L242 Difference]: Finished difference. Result has 162 places, 132 transitions, 333 flow [2021-12-14 16:38:01,599 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=311, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=333, PETRI_PLACES=162, PETRI_TRANSITIONS=132} [2021-12-14 16:38:01,600 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 19 predicate places. [2021-12-14 16:38:01,600 INFO L470 AbstractCegarLoop]: Abstraction has has 162 places, 132 transitions, 333 flow [2021-12-14 16:38:01,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 130.85714285714286) internal successors, (916), 7 states have internal predecessors, (916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:01,601 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:01,601 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] [2021-12-14 16:38:01,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 16:38:01,601 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:01,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:01,601 INFO L85 PathProgramCache]: Analyzing trace with hash 65415168, now seen corresponding path program 1 times [2021-12-14 16:38:01,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:01,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996328448] [2021-12-14 16:38:01,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:01,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:01,722 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:01,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996328448] [2021-12-14 16:38:01,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996328448] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:01,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:01,723 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:38:01,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581197149] [2021-12-14 16:38:01,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:01,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:38:01,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:01,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:38:01,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:38:01,725 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 151 [2021-12-14 16:38:01,726 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 132 transitions, 333 flow. Second operand has 6 states, 6 states have (on average 129.5) internal successors, (777), 6 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:01,726 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:01,726 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 151 [2021-12-14 16:38:01,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:02,252 INFO L129 PetriNetUnfolder]: 1084/2343 cut-off events. [2021-12-14 16:38:02,252 INFO L130 PetriNetUnfolder]: For 2278/2286 co-relation queries the response was YES. [2021-12-14 16:38:02,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5415 conditions, 2343 events. 1084/2343 cut-off events. For 2278/2286 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 16091 event pairs, 334 based on Foata normal form. 40/2311 useless extension candidates. Maximal degree in co-relation 5325. Up to 656 conditions per place. [2021-12-14 16:38:02,267 INFO L132 encePairwiseOnDemand]: 145/151 looper letters, 30 selfloop transitions, 3 changer transitions 34/177 dead transitions. [2021-12-14 16:38:02,267 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 177 transitions, 633 flow [2021-12-14 16:38:02,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 16:38:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-14 16:38:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1211 transitions. [2021-12-14 16:38:02,270 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8910963944076526 [2021-12-14 16:38:02,270 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1211 transitions. [2021-12-14 16:38:02,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1211 transitions. [2021-12-14 16:38:02,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:02,270 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1211 transitions. [2021-12-14 16:38:02,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 134.55555555555554) internal successors, (1211), 9 states have internal predecessors, (1211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:02,274 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:02,274 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 151.0) internal successors, (1510), 10 states have internal predecessors, (1510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:02,274 INFO L186 Difference]: Start difference. First operand has 162 places, 132 transitions, 333 flow. Second operand 9 states and 1211 transitions. [2021-12-14 16:38:02,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 177 transitions, 633 flow [2021-12-14 16:38:02,282 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 177 transitions, 579 flow, removed 24 selfloop flow, removed 9 redundant places. [2021-12-14 16:38:02,283 INFO L242 Difference]: Finished difference. Result has 162 places, 132 transitions, 336 flow [2021-12-14 16:38:02,284 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=313, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=336, PETRI_PLACES=162, PETRI_TRANSITIONS=132} [2021-12-14 16:38:02,284 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 19 predicate places. [2021-12-14 16:38:02,284 INFO L470 AbstractCegarLoop]: Abstraction has has 162 places, 132 transitions, 336 flow [2021-12-14 16:38:02,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 129.5) internal successors, (777), 6 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:02,285 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:02,285 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] [2021-12-14 16:38:02,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 16:38:02,285 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:02,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:02,286 INFO L85 PathProgramCache]: Analyzing trace with hash -2113012525, now seen corresponding path program 1 times [2021-12-14 16:38:02,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:02,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256614820] [2021-12-14 16:38:02,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:02,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:02,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:02,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:02,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256614820] [2021-12-14 16:38:02,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256614820] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:02,380 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:02,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 16:38:02,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22428965] [2021-12-14 16:38:02,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:02,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 16:38:02,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:02,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 16:38:02,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 16:38:02,382 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 151 [2021-12-14 16:38:02,382 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 132 transitions, 336 flow. Second operand has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:02,382 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:02,382 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 151 [2021-12-14 16:38:02,383 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:03,764 INFO L129 PetriNetUnfolder]: 5684/9798 cut-off events. [2021-12-14 16:38:03,764 INFO L130 PetriNetUnfolder]: For 2707/2751 co-relation queries the response was YES. [2021-12-14 16:38:03,791 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19994 conditions, 9798 events. 5684/9798 cut-off events. For 2707/2751 co-relation queries the response was YES. Maximal size of possible extension queue 607. Compared 73005 event pairs, 312 based on Foata normal form. 0/9499 useless extension candidates. Maximal degree in co-relation 19905. Up to 3567 conditions per place. [2021-12-14 16:38:03,814 INFO L132 encePairwiseOnDemand]: 140/151 looper letters, 35 selfloop transitions, 7 changer transitions 55/206 dead transitions. [2021-12-14 16:38:03,814 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 206 transitions, 689 flow [2021-12-14 16:38:03,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:38:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:38:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1349 transitions. [2021-12-14 16:38:03,816 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8933774834437086 [2021-12-14 16:38:03,816 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1349 transitions. [2021-12-14 16:38:03,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1349 transitions. [2021-12-14 16:38:03,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:03,817 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1349 transitions. [2021-12-14 16:38:03,819 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.9) internal successors, (1349), 10 states have internal predecessors, (1349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:03,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:03,821 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:03,821 INFO L186 Difference]: Start difference. First operand has 162 places, 132 transitions, 336 flow. Second operand 10 states and 1349 transitions. [2021-12-14 16:38:03,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 206 transitions, 689 flow [2021-12-14 16:38:03,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 206 transitions, 668 flow, removed 9 selfloop flow, removed 7 redundant places. [2021-12-14 16:38:03,835 INFO L242 Difference]: Finished difference. Result has 164 places, 135 transitions, 381 flow [2021-12-14 16:38:03,836 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=315, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=381, PETRI_PLACES=164, PETRI_TRANSITIONS=135} [2021-12-14 16:38:03,836 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 21 predicate places. [2021-12-14 16:38:03,836 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 135 transitions, 381 flow [2021-12-14 16:38:03,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:03,837 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:03,837 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] [2021-12-14 16:38:03,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 16:38:03,837 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:03,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:03,837 INFO L85 PathProgramCache]: Analyzing trace with hash 470728592, now seen corresponding path program 1 times [2021-12-14 16:38:03,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:03,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253094341] [2021-12-14 16:38:03,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:03,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:04,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:04,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253094341] [2021-12-14 16:38:04,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253094341] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:04,096 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:04,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-14 16:38:04,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313817366] [2021-12-14 16:38:04,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:04,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-14 16:38:04,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:04,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-14 16:38:04,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-12-14 16:38:04,098 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 151 [2021-12-14 16:38:04,100 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 135 transitions, 381 flow. Second operand has 14 states, 14 states have (on average 114.21428571428571) internal successors, (1599), 14 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:04,100 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:04,100 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 151 [2021-12-14 16:38:04,100 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:05,528 INFO L129 PetriNetUnfolder]: 3720/9353 cut-off events. [2021-12-14 16:38:05,528 INFO L130 PetriNetUnfolder]: For 8331/9154 co-relation queries the response was YES. [2021-12-14 16:38:05,580 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23441 conditions, 9353 events. 3720/9353 cut-off events. For 8331/9154 co-relation queries the response was YES. Maximal size of possible extension queue 504. Compared 93871 event pairs, 1749 based on Foata normal form. 87/8836 useless extension candidates. Maximal degree in co-relation 23336. Up to 2261 conditions per place. [2021-12-14 16:38:05,689 INFO L132 encePairwiseOnDemand]: 135/151 looper letters, 55 selfloop transitions, 29 changer transitions 0/184 dead transitions. [2021-12-14 16:38:05,689 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 184 transitions, 680 flow [2021-12-14 16:38:05,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-14 16:38:05,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-12-14 16:38:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1878 transitions. [2021-12-14 16:38:05,697 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.777317880794702 [2021-12-14 16:38:05,698 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1878 transitions. [2021-12-14 16:38:05,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1878 transitions. [2021-12-14 16:38:05,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:05,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1878 transitions. [2021-12-14 16:38:05,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 117.375) internal successors, (1878), 16 states have internal predecessors, (1878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:05,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 151.0) internal successors, (2567), 17 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:05,727 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 151.0) internal successors, (2567), 17 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:05,727 INFO L186 Difference]: Start difference. First operand has 164 places, 135 transitions, 381 flow. Second operand 16 states and 1878 transitions. [2021-12-14 16:38:05,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 184 transitions, 680 flow [2021-12-14 16:38:05,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 184 transitions, 665 flow, removed 3 selfloop flow, removed 5 redundant places. [2021-12-14 16:38:05,755 INFO L242 Difference]: Finished difference. Result has 176 places, 166 transitions, 583 flow [2021-12-14 16:38:05,755 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=366, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=583, PETRI_PLACES=176, PETRI_TRANSITIONS=166} [2021-12-14 16:38:05,756 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 33 predicate places. [2021-12-14 16:38:05,756 INFO L470 AbstractCegarLoop]: Abstraction has has 176 places, 166 transitions, 583 flow [2021-12-14 16:38:05,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 114.21428571428571) internal successors, (1599), 14 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:05,757 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:05,757 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] [2021-12-14 16:38:05,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-14 16:38:05,757 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:05,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:05,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1088480464, now seen corresponding path program 2 times [2021-12-14 16:38:05,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:05,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606966911] [2021-12-14 16:38:05,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:05,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:06,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:06,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606966911] [2021-12-14 16:38:06,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606966911] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:06,044 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:06,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-14 16:38:06,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897570829] [2021-12-14 16:38:06,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:06,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-14 16:38:06,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:06,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-14 16:38:06,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-12-14 16:38:06,046 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 151 [2021-12-14 16:38:06,047 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 166 transitions, 583 flow. Second operand has 14 states, 14 states have (on average 114.21428571428571) internal successors, (1599), 14 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:06,048 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:06,048 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 151 [2021-12-14 16:38:06,048 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:08,257 INFO L129 PetriNetUnfolder]: 5650/13929 cut-off events. [2021-12-14 16:38:08,258 INFO L130 PetriNetUnfolder]: For 21367/22603 co-relation queries the response was YES. [2021-12-14 16:38:08,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40457 conditions, 13929 events. 5650/13929 cut-off events. For 21367/22603 co-relation queries the response was YES. Maximal size of possible extension queue 826. Compared 150280 event pairs, 2434 based on Foata normal form. 113/13073 useless extension candidates. Maximal degree in co-relation 40342. Up to 3983 conditions per place. [2021-12-14 16:38:08,384 INFO L132 encePairwiseOnDemand]: 135/151 looper letters, 78 selfloop transitions, 43 changer transitions 0/221 dead transitions. [2021-12-14 16:38:08,384 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 221 transitions, 1087 flow [2021-12-14 16:38:08,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-14 16:38:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-12-14 16:38:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1884 transitions. [2021-12-14 16:38:08,387 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7798013245033113 [2021-12-14 16:38:08,388 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1884 transitions. [2021-12-14 16:38:08,388 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1884 transitions. [2021-12-14 16:38:08,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:08,389 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1884 transitions. [2021-12-14 16:38:08,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 117.75) internal successors, (1884), 16 states have internal predecessors, (1884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:08,394 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 151.0) internal successors, (2567), 17 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:08,395 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 151.0) internal successors, (2567), 17 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:08,395 INFO L186 Difference]: Start difference. First operand has 176 places, 166 transitions, 583 flow. Second operand 16 states and 1884 transitions. [2021-12-14 16:38:08,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 221 transitions, 1087 flow [2021-12-14 16:38:08,472 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 221 transitions, 1072 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-12-14 16:38:08,475 INFO L242 Difference]: Finished difference. Result has 193 places, 189 transitions, 868 flow [2021-12-14 16:38:08,475 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=568, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=868, PETRI_PLACES=193, PETRI_TRANSITIONS=189} [2021-12-14 16:38:08,476 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 50 predicate places. [2021-12-14 16:38:08,476 INFO L470 AbstractCegarLoop]: Abstraction has has 193 places, 189 transitions, 868 flow [2021-12-14 16:38:08,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 114.21428571428571) internal successors, (1599), 14 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:08,477 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:08,477 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] [2021-12-14 16:38:08,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-14 16:38:08,477 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:08,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:08,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1251502526, now seen corresponding path program 3 times [2021-12-14 16:38:08,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:08,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783164771] [2021-12-14 16:38:08,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:08,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:08,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:08,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783164771] [2021-12-14 16:38:08,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783164771] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:08,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:08,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-12-14 16:38:08,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851467157] [2021-12-14 16:38:08,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:08,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-14 16:38:08,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:08,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-14 16:38:08,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2021-12-14 16:38:08,999 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 151 [2021-12-14 16:38:09,000 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 189 transitions, 868 flow. Second operand has 18 states, 18 states have (on average 100.05555555555556) internal successors, (1801), 18 states have internal predecessors, (1801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:09,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:09,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 151 [2021-12-14 16:38:09,001 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:11,981 INFO L129 PetriNetUnfolder]: 6040/15058 cut-off events. [2021-12-14 16:38:11,981 INFO L130 PetriNetUnfolder]: For 39043/40430 co-relation queries the response was YES. [2021-12-14 16:38:12,090 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49884 conditions, 15058 events. 6040/15058 cut-off events. For 39043/40430 co-relation queries the response was YES. Maximal size of possible extension queue 904. Compared 164176 event pairs, 3235 based on Foata normal form. 32/14014 useless extension candidates. Maximal degree in co-relation 49757. Up to 6303 conditions per place. [2021-12-14 16:38:12,153 INFO L132 encePairwiseOnDemand]: 132/151 looper letters, 98 selfloop transitions, 40 changer transitions 34/266 dead transitions. [2021-12-14 16:38:12,154 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 216 places, 266 transitions, 1668 flow [2021-12-14 16:38:12,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-14 16:38:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-12-14 16:38:12,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2466 transitions. [2021-12-14 16:38:12,160 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6804635761589404 [2021-12-14 16:38:12,160 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 2466 transitions. [2021-12-14 16:38:12,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 2466 transitions. [2021-12-14 16:38:12,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:12,161 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2466 transitions. [2021-12-14 16:38:12,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 102.75) internal successors, (2466), 24 states have internal predecessors, (2466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:12,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 151.0) internal successors, (3775), 25 states have internal predecessors, (3775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:12,172 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 151.0) internal successors, (3775), 25 states have internal predecessors, (3775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:12,172 INFO L186 Difference]: Start difference. First operand has 193 places, 189 transitions, 868 flow. Second operand 24 states and 2466 transitions. [2021-12-14 16:38:12,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 216 places, 266 transitions, 1668 flow [2021-12-14 16:38:12,390 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 210 places, 266 transitions, 1631 flow, removed 13 selfloop flow, removed 6 redundant places. [2021-12-14 16:38:12,394 INFO L242 Difference]: Finished difference. Result has 222 places, 222 transitions, 1182 flow [2021-12-14 16:38:12,395 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=833, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=1182, PETRI_PLACES=222, PETRI_TRANSITIONS=222} [2021-12-14 16:38:12,397 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 79 predicate places. [2021-12-14 16:38:12,397 INFO L470 AbstractCegarLoop]: Abstraction has has 222 places, 222 transitions, 1182 flow [2021-12-14 16:38:12,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 100.05555555555556) internal successors, (1801), 18 states have internal predecessors, (1801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:12,398 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:12,398 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] [2021-12-14 16:38:12,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-14 16:38:12,399 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:12,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:12,399 INFO L85 PathProgramCache]: Analyzing trace with hash 944166576, now seen corresponding path program 1 times [2021-12-14 16:38:12,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:12,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514147020] [2021-12-14 16:38:12,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:12,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:12,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:12,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:12,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514147020] [2021-12-14 16:38:12,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514147020] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:12,614 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:12,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:38:12,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869063572] [2021-12-14 16:38:12,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:12,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:38:12,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:12,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:38:12,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:38:12,616 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 151 [2021-12-14 16:38:12,617 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 222 places, 222 transitions, 1182 flow. Second operand has 7 states, 7 states have (on average 127.28571428571429) internal successors, (891), 7 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:12,617 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:12,617 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 151 [2021-12-14 16:38:12,617 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:12,976 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1420] L794-->L802: Formula: (let ((.cse11 (= (mod v_~x$w_buff0_used~0_530 256) 0)) (.cse12 (= 0 (mod v_~x$r_buff1_thd2~0_51 256))) (.cse15 (= (mod v_~x$w_buff1_used~0_391 256) 0)) (.cse14 (= (mod v_~x$r_buff0_thd2~0_67 256) 0)) (.cse16 (= (mod v_~x$w_buff0_used~0_531 256) 0))) (let ((.cse5 (or .cse14 .cse16)) (.cse6 (not .cse16)) (.cse1 (or .cse12 .cse15)) (.cse3 (not .cse12)) (.cse4 (not .cse15)) (.cse13 (or .cse14 .cse11)) (.cse7 (not .cse14)) (.cse9 (not .cse11)) (.cse0 (select |v_#memory_int_314| |v_~#x~0.base_203|))) (and (let ((.cse2 (= |v_P1Thread1of1ForFork0_#t~mem30_1| |v_P1_#t~mem30_32|))) (or (and (= |v_P1_#t~ite32_31| |v_P1_#t~ite31_29|) (or (and (= |v_P1_#t~mem30_32| (select .cse0 |v_~#x~0.offset_203|)) .cse1 (= |v_P1_#t~ite31_29| |v_P1_#t~mem30_32|)) (and .cse2 (= |v_P1_#t~ite31_29| v_~x$w_buff1~0_138) .cse3 .cse4)) .cse5) (and .cse6 .cse7 (= |v_P1_#t~ite31_29| |v_P1Thread1of1ForFork0_#t~ite31_1|) .cse2 (= |v_P1_#t~ite32_31| v_~x$w_buff0~0_124)))) (let ((.cse8 (= (mod v_~x$r_buff0_thd2~0_66 256) 0)) (.cse10 (= (mod v_~x$w_buff1_used~0_390 256) 0))) (or (and (= v_~x$r_buff1_thd2~0_50 0) (or (and (not .cse8) .cse9) (and .cse3 (not .cse10)))) (and (= v_~x$r_buff1_thd2~0_51 v_~x$r_buff1_thd2~0_50) (or .cse11 .cse8) (or .cse10 .cse12)))) (or (and (= v_~x$w_buff0_used~0_531 v_~x$w_buff0_used~0_530) .cse5) (and .cse6 (= v_~x$w_buff0_used~0_530 0) .cse7)) (or (and .cse13 .cse1 (= v_~x$w_buff1_used~0_391 v_~x$w_buff1_used~0_390)) (and (= v_~x$w_buff1_used~0_390 0) (or (and .cse3 .cse4) (and .cse7 .cse9)))) (or (and (= v_~x$r_buff0_thd2~0_67 v_~x$r_buff0_thd2~0_66) .cse13) (and .cse7 .cse9 (= v_~x$r_buff0_thd2~0_66 0))) (= (store |v_#memory_int_314| |v_~#x~0.base_203| (store .cse0 |v_~#x~0.offset_203| |v_P1_#t~ite32_31|)) |v_#memory_int_313|)))) InVars {~x$w_buff0~0=v_~x$w_buff0~0_124, P1Thread1of1ForFork0_#t~mem30=|v_P1Thread1of1ForFork0_#t~mem30_1|, P1Thread1of1ForFork0_#t~ite31=|v_P1Thread1of1ForFork0_#t~ite31_1|, ~#x~0.offset=|v_~#x~0.offset_203|, ~x$w_buff1~0=v_~x$w_buff1~0_138, #memory_int=|v_#memory_int_314|, ~#x~0.base=|v_~#x~0.base_203|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_51, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_391, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_67, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_531} OutVars{~x$w_buff0~0=v_~x$w_buff0~0_124, P1Thread1of1ForFork0_#t~mem30=|v_P1Thread1of1ForFork0_#t~mem30_2|, ~#x~0.offset=|v_~#x~0.offset_203|, ~x$w_buff1~0=v_~x$w_buff1~0_138, P1Thread1of1ForFork0_#t~ite35=|v_P1Thread1of1ForFork0_#t~ite35_1|, ~x$r_buff1_thd2~0=v_~x$r_buff1_thd2~0_50, ~x$w_buff1_used~0=v_~x$w_buff1_used~0_390, P1Thread1of1ForFork0_#t~ite36=|v_P1Thread1of1ForFork0_#t~ite36_1|, P1Thread1of1ForFork0_#t~ite33=|v_P1Thread1of1ForFork0_#t~ite33_1|, P1Thread1of1ForFork0_#t~ite34=|v_P1Thread1of1ForFork0_#t~ite34_1|, ~x$r_buff0_thd2~0=v_~x$r_buff0_thd2~0_66, ~x$w_buff0_used~0=v_~x$w_buff0_used~0_530, P1Thread1of1ForFork0_#t~ite31=|v_P1Thread1of1ForFork0_#t~ite31_2|, P1Thread1of1ForFork0_#t~ite32=|v_P1Thread1of1ForFork0_#t~ite32_1|, #memory_int=|v_#memory_int_313|, ~#x~0.base=|v_~#x~0.base_203|} AuxVars[|v_P1_#t~ite32_31|, |v_P1_#t~mem30_32|, |v_P1_#t~ite31_29|] AssignedVars[P1Thread1of1ForFork0_#t~mem30, P1Thread1of1ForFork0_#t~ite31, P1Thread1of1ForFork0_#t~ite32, P1Thread1of1ForFork0_#t~ite35, #memory_int, ~x$r_buff1_thd2~0, ~x$w_buff1_used~0, P1Thread1of1ForFork0_#t~ite36, P1Thread1of1ForFork0_#t~ite33, P1Thread1of1ForFork0_#t~ite34, ~x$r_buff0_thd2~0, ~x$w_buff0_used~0][155], [337#(and (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 408#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= ~__unbuffered_p2_EAX~0 0)) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 406#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (<= 1 ~main$tmp_guard1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= ~__unbuffered_p2_EAX~0 0)) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 400#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= ~__unbuffered_p2_EAX~0 0) (and (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2248~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0))) (= 0 ~x$r_buff0_thd0~0)), Black: 277#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 404#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 398#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (or (and (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2247~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= (select |#valid| |~#x~0.base|) 1)) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= ~__unbuffered_p2_EAX~0 0)) (or (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2248~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= 0 ~x$r_buff0_thd0~0) (or (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2246~0#1.base|)) (= (select |#valid| |~#x~0.base|) 1))), P1Thread1of1ForFork0InUse, 369#true, Black: 275#(and (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 380#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= ~__unbuffered_p2_EAX~0 0) (and (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2248~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0))) (= 0 ~x$r_buff0_thd0~0)), P0Thread1of1ForFork2InUse, Black: 279#(and (= ~__unbuffered_cnt~0 0) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 0) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 0) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= ~main$tmp_guard0~0 0) (< 0 (+ |ULTIMATE.start_assume_abort_if_not_~cond#1| 1)) (<= 0 ~main$tmp_guard0~0)), Black: 394#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (or (and (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2247~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= (select |#valid| |~#x~0.base|) 1)) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= ~__unbuffered_p2_EAX~0 0)) (or (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2248~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= 0 ~x$r_buff0_thd0~0) (or (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2246~0#1.base|)) (= (select |#valid| |~#x~0.base|) 1))), Black: 384#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 377#(and (or (and (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2246~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= (select |#valid| |~#x~0.base|) 1)) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (= 0 ~x$r_buff0_thd0~0)), P2Thread1of1ForFork1InUse, 298#(and (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd3~0 0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0)), 428#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 402#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (<= 1 ~main$tmp_guard1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= ~x$w_buff0_used~0 0) (or (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= ~__unbuffered_p2_EAX~0 0)) (= 0 ~x$r_buff0_thd0~0)), Black: 392#(and (or (and (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2247~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= (select |#valid| |~#x~0.base|) 1)) (= ~x$r_buff1_thd0~0 0) (= ~x$w_buff0_used~0 0) (or (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2248~0#1.base|)) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) 0)) (= 0 ~x$r_buff0_thd0~0) (or (not (= |~#x~0.base| |ULTIMATE.start_main_~#t2246~0#1.base|)) (= (select |#valid| |~#x~0.base|) 1))), Black: 410#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), 62#L802true, 246#(= ~y~0 1), Black: 167#(= ~__unbuffered_p0_EAX~0 0), Black: 310#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd3~0 0) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0)), Black: 308#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd3~0 0) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0)), Black: 314#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd3~0 0) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 316#(and (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd3~0 0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 312#(and (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd3~0 0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0)), Black: 320#(and (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd3~0 0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 318#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd3~0 0) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0)), Black: 306#(and (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p0_EBX~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd3~0 0) (= ~x$r_buff1_thd0~0 0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0)), 94#L878-2true, 271#(and (<= ~main$tmp_guard0~0 0) (<= 0 ~main$tmp_guard0~0)), Black: 199#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p0_EAX~0 0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0)), Black: 207#(and (<= 1 ~main$tmp_guard1~0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= ~__unbuffered_p0_EAX~0 0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 197#(and (= ~__unbuffered_p0_EAX~0 0) (= ~y~0 0)), Black: 203#(and (<= 1 ~main$tmp_guard1~0) (= ~__unbuffered_p0_EAX~0 0) (= ~y~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|))), Black: 353#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 347#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 359#(and (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 351#(and (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 349#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 345#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~x$r_buff1_thd0~0 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 357#(and (= ~__unbuffered_p2_EAX$read_delayed~0 1) (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (or (<= 1 |ULTIMATE.start___VERIFIER_assert_~expression#1|) (<= (+ |ULTIMATE.start___VERIFIER_assert_~expression#1| 255) 0)) (= 0 ~x$r_buff0_thd1~0) (= |~#x~0.base| ~__unbuffered_p2_EAX$read_delayed_var~0.base) (= ~__unbuffered_p0_EBX~0 ~__unbuffered_p2_EAX~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= ~__unbuffered_p2_EAX$read_delayed_var~0.offset |~#x~0.offset|) (= (select (select |#memory_int| |~#x~0.base|) |~#x~0.offset|) ~__unbuffered_p2_EAX~0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), Black: 355#(and (<= 1 ~main$tmp_guard1~0) (= ~x$w_buff1_used~0 0) (= 0 ~x$r_buff0_thd1~0) (= ~x$r_buff1_thd0~0 0) (<= (div ~main$tmp_guard1~0 256) 0) (= 0 ~x$r_buff0_thd3~0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression#1| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression#1|)) (= 0 ~x$r_buff0_thd0~0) (= ~x$r_buff1_thd1~0 0)), 17#L840true, Black: 222#(and (= ~__unbuffered_p2_EAX$read_delayed~0 0) (= ~__unbuffered_p2_EAX~0 0)), 13#L788true]) [2021-12-14 16:38:12,977 INFO L384 tUnfolder$Statistics]: this new event has 98 ancestors and is cut-off event [2021-12-14 16:38:12,977 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-12-14 16:38:12,977 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-12-14 16:38:12,977 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2021-12-14 16:38:15,416 INFO L129 PetriNetUnfolder]: 9021/18426 cut-off events. [2021-12-14 16:38:15,416 INFO L130 PetriNetUnfolder]: For 59949/60824 co-relation queries the response was YES. [2021-12-14 16:38:15,598 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69531 conditions, 18426 events. 9021/18426 cut-off events. For 59949/60824 co-relation queries the response was YES. Maximal size of possible extension queue 1051. Compared 171629 event pairs, 260 based on Foata normal form. 592/18738 useless extension candidates. Maximal degree in co-relation 69408. Up to 6045 conditions per place. [2021-12-14 16:38:15,636 INFO L132 encePairwiseOnDemand]: 141/151 looper letters, 151 selfloop transitions, 21 changer transitions 61/365 dead transitions. [2021-12-14 16:38:15,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 365 transitions, 2764 flow [2021-12-14 16:38:15,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 16:38:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-12-14 16:38:15,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1347 transitions. [2021-12-14 16:38:15,640 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8920529801324504 [2021-12-14 16:38:15,640 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1347 transitions. [2021-12-14 16:38:15,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1347 transitions. [2021-12-14 16:38:15,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:15,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1347 transitions. [2021-12-14 16:38:15,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 134.7) internal successors, (1347), 10 states have internal predecessors, (1347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:15,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:15,655 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 151.0) internal successors, (1661), 11 states have internal predecessors, (1661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:15,655 INFO L186 Difference]: Start difference. First operand has 222 places, 222 transitions, 1182 flow. Second operand 10 states and 1347 transitions. [2021-12-14 16:38:15,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 365 transitions, 2764 flow [2021-12-14 16:38:15,744 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 365 transitions, 2690 flow, removed 31 selfloop flow, removed 9 redundant places. [2021-12-14 16:38:15,746 INFO L242 Difference]: Finished difference. Result has 220 places, 196 transitions, 1010 flow [2021-12-14 16:38:15,747 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=1065, PETRI_DIFFERENCE_MINUEND_PLACES=206, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1010, PETRI_PLACES=220, PETRI_TRANSITIONS=196} [2021-12-14 16:38:15,747 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 77 predicate places. [2021-12-14 16:38:15,748 INFO L470 AbstractCegarLoop]: Abstraction has has 220 places, 196 transitions, 1010 flow [2021-12-14 16:38:15,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 127.28571428571429) internal successors, (891), 7 states have internal predecessors, (891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:15,748 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:15,748 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:38:15,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-14 16:38:15,749 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:15,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:15,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1780439423, now seen corresponding path program 1 times [2021-12-14 16:38:15,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:15,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209330425] [2021-12-14 16:38:15,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:15,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:16,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:16,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209330425] [2021-12-14 16:38:16,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209330425] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:16,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:16,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-12-14 16:38:16,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258161037] [2021-12-14 16:38:16,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:16,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-12-14 16:38:16,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:16,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-14 16:38:16,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2021-12-14 16:38:16,695 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 151 [2021-12-14 16:38:16,696 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 196 transitions, 1010 flow. Second operand has 24 states, 24 states have (on average 94.79166666666667) internal successors, (2275), 24 states have internal predecessors, (2275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:16,696 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:16,696 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 151 [2021-12-14 16:38:16,696 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:19,468 INFO L129 PetriNetUnfolder]: 3817/11344 cut-off events. [2021-12-14 16:38:19,468 INFO L130 PetriNetUnfolder]: For 56829/59625 co-relation queries the response was YES. [2021-12-14 16:38:19,558 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45330 conditions, 11344 events. 3817/11344 cut-off events. For 56829/59625 co-relation queries the response was YES. Maximal size of possible extension queue 864. Compared 129497 event pairs, 1023 based on Foata normal form. 155/11038 useless extension candidates. Maximal degree in co-relation 45186. Up to 3645 conditions per place. [2021-12-14 16:38:19,592 INFO L132 encePairwiseOnDemand]: 126/151 looper letters, 110 selfloop transitions, 103 changer transitions 0/317 dead transitions. [2021-12-14 16:38:19,592 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 317 transitions, 2443 flow [2021-12-14 16:38:19,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-14 16:38:19,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-12-14 16:38:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 3322 transitions. [2021-12-14 16:38:19,595 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2021-12-14 16:38:19,595 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 3322 transitions. [2021-12-14 16:38:19,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 3322 transitions. [2021-12-14 16:38:19,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:19,596 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 3322 transitions. [2021-12-14 16:38:19,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 97.70588235294117) internal successors, (3322), 34 states have internal predecessors, (3322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:19,604 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 151.0) internal successors, (5285), 35 states have internal predecessors, (5285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:19,605 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 151.0) internal successors, (5285), 35 states have internal predecessors, (5285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:19,605 INFO L186 Difference]: Start difference. First operand has 220 places, 196 transitions, 1010 flow. Second operand 34 states and 3322 transitions. [2021-12-14 16:38:19,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 317 transitions, 2443 flow [2021-12-14 16:38:19,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 317 transitions, 2252 flow, removed 92 selfloop flow, removed 14 redundant places. [2021-12-14 16:38:19,990 INFO L242 Difference]: Finished difference. Result has 243 places, 282 transitions, 2090 flow [2021-12-14 16:38:19,990 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=915, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=2090, PETRI_PLACES=243, PETRI_TRANSITIONS=282} [2021-12-14 16:38:19,991 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 100 predicate places. [2021-12-14 16:38:19,991 INFO L470 AbstractCegarLoop]: Abstraction has has 243 places, 282 transitions, 2090 flow [2021-12-14 16:38:19,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 94.79166666666667) internal successors, (2275), 24 states have internal predecessors, (2275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:19,992 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:19,992 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:38:19,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-14 16:38:19,992 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:19,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:19,992 INFO L85 PathProgramCache]: Analyzing trace with hash 381064207, now seen corresponding path program 2 times [2021-12-14 16:38:19,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:19,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780096380] [2021-12-14 16:38:19,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:19,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:20,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:20,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780096380] [2021-12-14 16:38:20,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780096380] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:20,805 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:20,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-12-14 16:38:20,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212175018] [2021-12-14 16:38:20,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:20,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-12-14 16:38:20,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:20,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-12-14 16:38:20,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=495, Unknown=0, NotChecked=0, Total=600 [2021-12-14 16:38:20,808 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 151 [2021-12-14 16:38:20,809 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 282 transitions, 2090 flow. Second operand has 25 states, 25 states have (on average 95.68) internal successors, (2392), 25 states have internal predecessors, (2392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:20,809 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:20,809 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 151 [2021-12-14 16:38:20,809 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:23,649 INFO L129 PetriNetUnfolder]: 4021/11957 cut-off events. [2021-12-14 16:38:23,650 INFO L130 PetriNetUnfolder]: For 57115/57969 co-relation queries the response was YES. [2021-12-14 16:38:23,794 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45591 conditions, 11957 events. 4021/11957 cut-off events. For 57115/57969 co-relation queries the response was YES. Maximal size of possible extension queue 906. Compared 137926 event pairs, 1063 based on Foata normal form. 160/11618 useless extension candidates. Maximal degree in co-relation 45434. Up to 2595 conditions per place. [2021-12-14 16:38:23,841 INFO L132 encePairwiseOnDemand]: 126/151 looper letters, 125 selfloop transitions, 132 changer transitions 0/362 dead transitions. [2021-12-14 16:38:23,843 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 362 transitions, 3288 flow [2021-12-14 16:38:23,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-12-14 16:38:23,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-12-14 16:38:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 3257 transitions. [2021-12-14 16:38:23,847 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6536223158739715 [2021-12-14 16:38:23,847 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 3257 transitions. [2021-12-14 16:38:23,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 3257 transitions. [2021-12-14 16:38:23,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:23,848 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 3257 transitions. [2021-12-14 16:38:23,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 98.6969696969697) internal successors, (3257), 33 states have internal predecessors, (3257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:23,857 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 34 states, 34 states have (on average 151.0) internal successors, (5134), 34 states have internal predecessors, (5134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:23,857 INFO L81 ComplementDD]: Finished complementDD. Result has 34 states, 34 states have (on average 151.0) internal successors, (5134), 34 states have internal predecessors, (5134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:23,858 INFO L186 Difference]: Start difference. First operand has 243 places, 282 transitions, 2090 flow. Second operand 33 states and 3257 transitions. [2021-12-14 16:38:23,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 362 transitions, 3288 flow [2021-12-14 16:38:24,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 261 places, 362 transitions, 2972 flow, removed 142 selfloop flow, removed 14 redundant places. [2021-12-14 16:38:24,166 INFO L242 Difference]: Finished difference. Result has 273 places, 322 transitions, 2602 flow [2021-12-14 16:38:24,166 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=1801, PETRI_DIFFERENCE_MINUEND_PLACES=229, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=282, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=95, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=2602, PETRI_PLACES=273, PETRI_TRANSITIONS=322} [2021-12-14 16:38:24,166 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 130 predicate places. [2021-12-14 16:38:24,167 INFO L470 AbstractCegarLoop]: Abstraction has has 273 places, 322 transitions, 2602 flow [2021-12-14 16:38:24,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 95.68) internal successors, (2392), 25 states have internal predecessors, (2392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:24,167 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:24,167 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:38:24,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-14 16:38:24,168 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:24,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:24,168 INFO L85 PathProgramCache]: Analyzing trace with hash -846346511, now seen corresponding path program 3 times [2021-12-14 16:38:24,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:24,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210857146] [2021-12-14 16:38:24,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:24,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:24,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:24,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210857146] [2021-12-14 16:38:24,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210857146] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:24,499 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:24,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-14 16:38:24,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622080406] [2021-12-14 16:38:24,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:24,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-14 16:38:24,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:24,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-14 16:38:24,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-12-14 16:38:24,503 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 151 [2021-12-14 16:38:24,504 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 322 transitions, 2602 flow. Second operand has 15 states, 15 states have (on average 114.13333333333334) internal successors, (1712), 15 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:24,504 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:24,504 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 151 [2021-12-14 16:38:24,504 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:27,072 INFO L129 PetriNetUnfolder]: 4544/13447 cut-off events. [2021-12-14 16:38:27,073 INFO L130 PetriNetUnfolder]: For 72258/73174 co-relation queries the response was YES. [2021-12-14 16:38:27,297 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52443 conditions, 13447 events. 4544/13447 cut-off events. For 72258/73174 co-relation queries the response was YES. Maximal size of possible extension queue 995. Compared 157858 event pairs, 959 based on Foata normal form. 214/13094 useless extension candidates. Maximal degree in co-relation 52281. Up to 3106 conditions per place. [2021-12-14 16:38:27,360 INFO L132 encePairwiseOnDemand]: 135/151 looper letters, 201 selfloop transitions, 65 changer transitions 6/393 dead transitions. [2021-12-14 16:38:27,360 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 288 places, 393 transitions, 3942 flow [2021-12-14 16:38:27,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-14 16:38:27,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-12-14 16:38:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1878 transitions. [2021-12-14 16:38:27,363 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.777317880794702 [2021-12-14 16:38:27,363 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1878 transitions. [2021-12-14 16:38:27,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1878 transitions. [2021-12-14 16:38:27,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:27,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1878 transitions. [2021-12-14 16:38:27,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 117.375) internal successors, (1878), 16 states have internal predecessors, (1878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:27,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 151.0) internal successors, (2567), 17 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:27,368 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 151.0) internal successors, (2567), 17 states have internal predecessors, (2567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:27,368 INFO L186 Difference]: Start difference. First operand has 273 places, 322 transitions, 2602 flow. Second operand 16 states and 1878 transitions. [2021-12-14 16:38:27,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 288 places, 393 transitions, 3942 flow [2021-12-14 16:38:27,804 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 393 transitions, 3741 flow, removed 53 selfloop flow, removed 18 redundant places. [2021-12-14 16:38:27,808 INFO L242 Difference]: Finished difference. Result has 278 places, 363 transitions, 3186 flow [2021-12-14 16:38:27,809 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=2405, PETRI_DIFFERENCE_MINUEND_PLACES=255, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=3186, PETRI_PLACES=278, PETRI_TRANSITIONS=363} [2021-12-14 16:38:27,809 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 135 predicate places. [2021-12-14 16:38:27,809 INFO L470 AbstractCegarLoop]: Abstraction has has 278 places, 363 transitions, 3186 flow [2021-12-14 16:38:27,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 114.13333333333334) internal successors, (1712), 15 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:27,810 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:27,810 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:38:27,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-14 16:38:27,810 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:27,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:27,811 INFO L85 PathProgramCache]: Analyzing trace with hash -641713671, now seen corresponding path program 4 times [2021-12-14 16:38:27,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:27,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713766408] [2021-12-14 16:38:27,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:27,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:28,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:28,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713766408] [2021-12-14 16:38:28,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713766408] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:28,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:28,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-14 16:38:28,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760084998] [2021-12-14 16:38:28,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:28,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-14 16:38:28,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:28,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-14 16:38:28,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2021-12-14 16:38:28,065 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 151 [2021-12-14 16:38:28,066 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 363 transitions, 3186 flow. Second operand has 14 states, 14 states have (on average 115.21428571428571) internal successors, (1613), 14 states have internal predecessors, (1613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:28,066 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:28,066 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 151 [2021-12-14 16:38:28,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:31,568 INFO L129 PetriNetUnfolder]: 6068/17913 cut-off events. [2021-12-14 16:38:31,568 INFO L130 PetriNetUnfolder]: For 118133/119464 co-relation queries the response was YES. [2021-12-14 16:38:31,865 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73265 conditions, 17913 events. 6068/17913 cut-off events. For 118133/119464 co-relation queries the response was YES. Maximal size of possible extension queue 1358. Compared 220611 event pairs, 1195 based on Foata normal form. 208/17320 useless extension candidates. Maximal degree in co-relation 73102. Up to 4120 conditions per place. [2021-12-14 16:38:31,932 INFO L132 encePairwiseOnDemand]: 136/151 looper letters, 184 selfloop transitions, 124 changer transitions 0/430 dead transitions. [2021-12-14 16:38:31,932 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 430 transitions, 4681 flow [2021-12-14 16:38:31,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-14 16:38:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-12-14 16:38:31,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1774 transitions. [2021-12-14 16:38:31,934 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7832229580573952 [2021-12-14 16:38:31,934 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1774 transitions. [2021-12-14 16:38:31,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1774 transitions. [2021-12-14 16:38:31,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:31,934 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1774 transitions. [2021-12-14 16:38:31,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 118.26666666666667) internal successors, (1774), 15 states have internal predecessors, (1774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:31,938 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 151.0) internal successors, (2416), 16 states have internal predecessors, (2416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:31,938 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 151.0) internal successors, (2416), 16 states have internal predecessors, (2416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:31,938 INFO L186 Difference]: Start difference. First operand has 278 places, 363 transitions, 3186 flow. Second operand 15 states and 1774 transitions. [2021-12-14 16:38:31,938 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 430 transitions, 4681 flow [2021-12-14 16:38:32,855 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 430 transitions, 4394 flow, removed 138 selfloop flow, removed 6 redundant places. [2021-12-14 16:38:32,861 INFO L242 Difference]: Finished difference. Result has 294 places, 402 transitions, 3910 flow [2021-12-14 16:38:32,861 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=2927, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=256, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=3910, PETRI_PLACES=294, PETRI_TRANSITIONS=402} [2021-12-14 16:38:32,862 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 151 predicate places. [2021-12-14 16:38:32,862 INFO L470 AbstractCegarLoop]: Abstraction has has 294 places, 402 transitions, 3910 flow [2021-12-14 16:38:32,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 115.21428571428571) internal successors, (1613), 14 states have internal predecessors, (1613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:32,862 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:32,862 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 16:38:32,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-14 16:38:32,863 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:32,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:32,863 INFO L85 PathProgramCache]: Analyzing trace with hash -117263695, now seen corresponding path program 5 times [2021-12-14 16:38:32,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:32,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594583397] [2021-12-14 16:38:32,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:32,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:33,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:33,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594583397] [2021-12-14 16:38:33,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594583397] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:33,598 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:33,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-12-14 16:38:33,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233234194] [2021-12-14 16:38:33,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:33,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-14 16:38:33,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:33,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-14 16:38:33,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2021-12-14 16:38:33,601 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 151 [2021-12-14 16:38:33,602 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 402 transitions, 3910 flow. Second operand has 23 states, 23 states have (on average 95.82608695652173) internal successors, (2204), 23 states have internal predecessors, (2204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:33,602 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:33,602 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 151 [2021-12-14 16:38:33,602 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:37,733 INFO L129 PetriNetUnfolder]: 6097/17917 cut-off events. [2021-12-14 16:38:37,733 INFO L130 PetriNetUnfolder]: For 133764/135056 co-relation queries the response was YES. [2021-12-14 16:38:37,945 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76047 conditions, 17917 events. 6097/17917 cut-off events. For 133764/135056 co-relation queries the response was YES. Maximal size of possible extension queue 1340. Compared 220780 event pairs, 1513 based on Foata normal form. 193/17251 useless extension candidates. Maximal degree in co-relation 75868. Up to 4377 conditions per place. [2021-12-14 16:38:38,007 INFO L132 encePairwiseOnDemand]: 129/151 looper letters, 245 selfloop transitions, 67 changer transitions 69/486 dead transitions. [2021-12-14 16:38:38,008 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 486 transitions, 5895 flow [2021-12-14 16:38:38,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-12-14 16:38:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-12-14 16:38:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 2743 transitions. [2021-12-14 16:38:38,011 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6487701040681173 [2021-12-14 16:38:38,011 INFO L72 ComplementDD]: Start complementDD. Operand 28 states and 2743 transitions. [2021-12-14 16:38:38,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 2743 transitions. [2021-12-14 16:38:38,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:38,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 28 states and 2743 transitions. [2021-12-14 16:38:38,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 29 states, 28 states have (on average 97.96428571428571) internal successors, (2743), 28 states have internal predecessors, (2743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:38,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 29 states, 29 states have (on average 151.0) internal successors, (4379), 29 states have internal predecessors, (4379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:38,017 INFO L81 ComplementDD]: Finished complementDD. Result has 29 states, 29 states have (on average 151.0) internal successors, (4379), 29 states have internal predecessors, (4379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:38,017 INFO L186 Difference]: Start difference. First operand has 294 places, 402 transitions, 3910 flow. Second operand 28 states and 2743 transitions. [2021-12-14 16:38:38,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 486 transitions, 5895 flow [2021-12-14 16:38:38,788 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 486 transitions, 5696 flow, removed 95 selfloop flow, removed 5 redundant places. [2021-12-14 16:38:38,794 INFO L242 Difference]: Finished difference. Result has 325 places, 408 transitions, 4164 flow [2021-12-14 16:38:38,795 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=151, PETRI_DIFFERENCE_MINUEND_FLOW=3719, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=402, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=28, PETRI_FLOW=4164, PETRI_PLACES=325, PETRI_TRANSITIONS=408} [2021-12-14 16:38:38,795 INFO L334 CegarLoopForPetriNet]: 143 programPoint places, 182 predicate places. [2021-12-14 16:38:38,795 INFO L470 AbstractCegarLoop]: Abstraction has has 325 places, 408 transitions, 4164 flow [2021-12-14 16:38:38,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 95.82608695652173) internal successors, (2204), 23 states have internal predecessors, (2204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:38,796 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-14 16:38:38,796 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] [2021-12-14 16:38:38,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-14 16:38:38,796 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-12-14 16:38:38,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 16:38:38,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1219566269, now seen corresponding path program 1 times [2021-12-14 16:38:38,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 16:38:38,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619195931] [2021-12-14 16:38:38,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 16:38:38,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 16:38:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 16:38:38,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 16:38:38,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 16:38:38,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619195931] [2021-12-14 16:38:38,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619195931] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 16:38:38,883 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 16:38:38,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 16:38:38,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129754764] [2021-12-14 16:38:38,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 16:38:38,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 16:38:38,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 16:38:38,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 16:38:38,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 16:38:38,885 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 151 [2021-12-14 16:38:38,886 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 408 transitions, 4164 flow. Second operand has 7 states, 7 states have (on average 128.71428571428572) internal successors, (901), 7 states have internal predecessors, (901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:38,886 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-14 16:38:38,886 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 151 [2021-12-14 16:38:38,886 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-14 16:38:44,492 INFO L129 PetriNetUnfolder]: 10528/30295 cut-off events. [2021-12-14 16:38:44,492 INFO L130 PetriNetUnfolder]: For 239136/241174 co-relation queries the response was YES. [2021-12-14 16:38:45,303 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126600 conditions, 30295 events. 10528/30295 cut-off events. For 239136/241174 co-relation queries the response was YES. Maximal size of possible extension queue 2346. Compared 402946 event pairs, 1705 based on Foata normal form. 504/29416 useless extension candidates. Maximal degree in co-relation 126426. Up to 7240 conditions per place. [2021-12-14 16:38:45,410 INFO L132 encePairwiseOnDemand]: 144/151 looper letters, 401 selfloop transitions, 33 changer transitions 123/772 dead transitions. [2021-12-14 16:38:45,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 772 transitions, 9902 flow [2021-12-14 16:38:45,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-14 16:38:45,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-12-14 16:38:45,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1070 transitions. [2021-12-14 16:38:45,412 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8857615894039735 [2021-12-14 16:38:45,412 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1070 transitions. [2021-12-14 16:38:45,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1070 transitions. [2021-12-14 16:38:45,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 16:38:45,412 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1070 transitions. [2021-12-14 16:38:45,413 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 133.75) internal successors, (1070), 8 states have internal predecessors, (1070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:45,414 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 151.0) internal successors, (1359), 9 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:45,414 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 151.0) internal successors, (1359), 9 states have internal predecessors, (1359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 16:38:45,414 INFO L186 Difference]: Start difference. First operand has 325 places, 408 transitions, 4164 flow. Second operand 8 states and 1070 transitions. [2021-12-14 16:38:45,414 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 772 transitions, 9902 flow