./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G --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 65bf47faf943da19c0d2d15e35f35ceed9dd68ed50ac4355a0589bd57bf3d155 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:12:53,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:12:53,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:12:53,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:12:53,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:12:53,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:12:53,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:12:53,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:12:53,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:12:53,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:12:53,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:12:53,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:12:53,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:12:53,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:12:53,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:12:53,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:12:53,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:12:53,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:12:53,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:12:53,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:12:53,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:12:53,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:12:53,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:12:53,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:12:53,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:12:53,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:12:53,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:12:53,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:12:53,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:12:53,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:12:53,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:12:53,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:12:53,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:12:53,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:12:53,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:12:53,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:12:53,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:12:53,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:12:53,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:12:53,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:12:53,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:12:53,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 14:12:53,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:12:53,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:12:53,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:12:53,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:12:53,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:12:53,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:12:53,535 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:12:53,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:12:53,535 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:12:53,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:12:53,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:12:53,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:12:53,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:12:53,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:12:53,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:12:53,537 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:12:53,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:12:53,538 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:12:53,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:12:53,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:12:53,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:12:53,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:12:53,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:12:53,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:12:53,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:12:53,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:12:53,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:12:53,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:12:53,541 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:12:53,541 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 14:12:53,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:12:53,541 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:12:53,542 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65bf47faf943da19c0d2d15e35f35ceed9dd68ed50ac4355a0589bd57bf3d155 [2021-11-23 14:12:53,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:12:53,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:12:53,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:12:53,909 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:12:53,910 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:12:53,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2021-11-23 14:12:54,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/data/88d6daaa1/910b0301a57441f989b2c86545e915f2/FLAGd4ca5e793 [2021-11-23 14:12:54,574 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:12:54,574 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2021-11-23 14:12:54,586 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/data/88d6daaa1/910b0301a57441f989b2c86545e915f2/FLAGd4ca5e793 [2021-11-23 14:12:54,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/data/88d6daaa1/910b0301a57441f989b2c86545e915f2 [2021-11-23 14:12:54,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:12:54,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:12:54,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:12:54,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:12:54,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:12:54,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:12:54" (1/1) ... [2021-11-23 14:12:54,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d14f415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:54, skipping insertion in model container [2021-11-23 14:12:54,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:12:54" (1/1) ... [2021-11-23 14:12:54,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:12:54,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:12:55,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2021-11-23 14:12:55,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:12:55,208 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:12:55,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2021-11-23 14:12:55,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:12:55,261 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:12:55,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55 WrapperNode [2021-11-23 14:12:55,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:12:55,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:12:55,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:12:55,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:12:55,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,346 INFO L137 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 116 [2021-11-23 14:12:55,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:12:55,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:12:55,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:12:55,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:12:55,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:12:55,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:12:55,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:12:55,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:12:55,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (1/1) ... [2021-11-23 14:12:55,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:12:55,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:12:55,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:12:55,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:12:55,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:12:55,524 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 14:12:55,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 14:12:55,525 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 14:12:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 14:12:55,525 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 14:12:55,525 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 14:12:55,526 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 14:12:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 14:12:55,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:12:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 14:12:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 14:12:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 14:12:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 14:12:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:12:55,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:12:55,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 14:12:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 14:12:55,530 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 14:12:55,665 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:12:55,667 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:12:55,931 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:12:56,044 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:12:56,044 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 14:12:56,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:12:56 BoogieIcfgContainer [2021-11-23 14:12:56,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:12:56,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:12:56,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:12:56,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:12:56,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:12:54" (1/3) ... [2021-11-23 14:12:56,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0d3d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:12:56, skipping insertion in model container [2021-11-23 14:12:56,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:12:55" (2/3) ... [2021-11-23 14:12:56,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d0d3d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:12:56, skipping insertion in model container [2021-11-23 14:12:56,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:12:56" (3/3) ... [2021-11-23 14:12:56,080 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2021-11-23 14:12:56,088 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 14:12:56,088 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:12:56,089 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 14:12:56,089 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 14:12:56,160 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,161 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,161 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,162 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,162 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,162 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,165 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,165 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,166 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,167 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,168 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,175 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,175 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,175 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,176 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,177 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,177 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,178 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,178 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,179 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,179 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,181 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,182 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,183 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,184 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,185 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,186 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,186 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,187 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,187 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,187 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,195 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,195 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,196 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,196 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,196 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,196 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,197 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,197 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,198 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,198 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,199 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,199 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,199 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,200 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,200 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,200 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,201 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,201 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,201 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,213 WARN L322 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,216 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,216 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,216 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,217 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,217 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,218 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~i~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,219 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,219 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,219 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,219 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,222 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,222 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,222 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,222 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,223 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,223 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,223 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 14:12:56,244 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-23 14:12:56,325 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 14:12:56,335 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 [2021-11-23 14:12:56,335 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-23 14:12:56,353 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 124 transitions, 280 flow [2021-11-23 14:12:56,451 INFO L129 PetriNetUnfolder]: 9/120 cut-off events. [2021-11-23 14:12:56,472 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-11-23 14:12:56,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 120 events. 9/120 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 97 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 79. Up to 2 conditions per place. [2021-11-23 14:12:56,480 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 124 transitions, 280 flow [2021-11-23 14:12:56,492 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 111 places, 107 transitions, 238 flow [2021-11-23 14:12:56,583 INFO L129 PetriNetUnfolder]: 9/106 cut-off events. [2021-11-23 14:12:56,583 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-11-23 14:12:56,583 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:12:56,584 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] [2021-11-23 14:12:56,585 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)] === [2021-11-23 14:12:56,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:12:56,592 INFO L85 PathProgramCache]: Analyzing trace with hash -835718213, now seen corresponding path program 1 times [2021-11-23 14:12:56,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:12:56,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093671884] [2021-11-23 14:12:56,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:12:56,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:12:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:12:57,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:12:57,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:12:57,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093671884] [2021-11-23 14:12:57,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093671884] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:12:57,266 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:12:57,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:12:57,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145503433] [2021-11-23 14:12:57,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:12:57,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:12:57,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:12:57,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:12:57,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:12:57,329 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 124 [2021-11-23 14:12:57,336 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 107 transitions, 238 flow. Second operand has 6 states, 6 states have (on average 101.33333333333333) internal successors, (608), 6 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:57,336 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:12:57,336 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 124 [2021-11-23 14:12:57,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:12:57,668 INFO L129 PetriNetUnfolder]: 107/494 cut-off events. [2021-11-23 14:12:57,668 INFO L130 PetriNetUnfolder]: For 115/116 co-relation queries the response was YES. [2021-11-23 14:12:57,673 INFO L84 FinitePrefix]: Finished finitePrefix Result has 729 conditions, 494 events. 107/494 cut-off events. For 115/116 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2247 event pairs, 24 based on Foata normal form. 136/564 useless extension candidates. Maximal degree in co-relation 525. Up to 124 conditions per place. [2021-11-23 14:12:57,680 INFO L132 encePairwiseOnDemand]: 109/124 looper letters, 32 selfloop transitions, 5 changer transitions 8/128 dead transitions. [2021-11-23 14:12:57,681 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 128 transitions, 406 flow [2021-11-23 14:12:57,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 14:12:57,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-23 14:12:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 856 transitions. [2021-11-23 14:12:57,707 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8629032258064516 [2021-11-23 14:12:57,708 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 856 transitions. [2021-11-23 14:12:57,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 856 transitions. [2021-11-23 14:12:57,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:12:57,723 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 856 transitions. [2021-11-23 14:12:57,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 107.0) internal successors, (856), 8 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:57,755 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 124.0) internal successors, (1116), 9 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:57,756 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 124.0) internal successors, (1116), 9 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:57,759 INFO L186 Difference]: Start difference. First operand has 111 places, 107 transitions, 238 flow. Second operand 8 states and 856 transitions. [2021-11-23 14:12:57,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 128 transitions, 406 flow [2021-11-23 14:12:57,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 128 transitions, 366 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-11-23 14:12:57,773 INFO L242 Difference]: Finished difference. Result has 114 places, 104 transitions, 249 flow [2021-11-23 14:12:57,776 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=249, PETRI_PLACES=114, PETRI_TRANSITIONS=104} [2021-11-23 14:12:57,781 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 3 predicate places. [2021-11-23 14:12:57,782 INFO L470 AbstractCegarLoop]: Abstraction has has 114 places, 104 transitions, 249 flow [2021-11-23 14:12:57,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 101.33333333333333) internal successors, (608), 6 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:57,783 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:12:57,783 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] [2021-11-23 14:12:57,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:12:57,784 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)] === [2021-11-23 14:12:57,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:12:57,786 INFO L85 PathProgramCache]: Analyzing trace with hash 365170717, now seen corresponding path program 1 times [2021-11-23 14:12:57,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:12:57,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65867183] [2021-11-23 14:12:57,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:12:57,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:12:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:12:57,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:12:57,991 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:12:57,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65867183] [2021-11-23 14:12:57,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65867183] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:12:57,993 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:12:57,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:12:57,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272333889] [2021-11-23 14:12:57,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:12:57,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:12:57,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:12:58,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:12:58,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:12:58,009 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:12:58,013 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 104 transitions, 249 flow. Second operand has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:12:58,014 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:12:58,014 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:12:58,014 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:00,306 INFO L129 PetriNetUnfolder]: 6233/11726 cut-off events. [2021-11-23 14:13:00,307 INFO L130 PetriNetUnfolder]: For 1563/1563 co-relation queries the response was YES. [2021-11-23 14:13:00,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22312 conditions, 11726 events. 6233/11726 cut-off events. For 1563/1563 co-relation queries the response was YES. Maximal size of possible extension queue 611. Compared 96468 event pairs, 2937 based on Foata normal form. 0/9031 useless extension candidates. Maximal degree in co-relation 22289. Up to 3632 conditions per place. [2021-11-23 14:13:00,508 INFO L132 encePairwiseOnDemand]: 117/124 looper letters, 83 selfloop transitions, 6 changer transitions 0/162 dead transitions. [2021-11-23 14:13:00,508 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 162 transitions, 602 flow [2021-11-23 14:13:00,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:13:00,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-23 14:13:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 620 transitions. [2021-11-23 14:13:00,523 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2021-11-23 14:13:00,524 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 620 transitions. [2021-11-23 14:13:00,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 620 transitions. [2021-11-23 14:13:00,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:00,525 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 620 transitions. [2021-11-23 14:13:00,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 103.33333333333333) internal successors, (620), 6 states have internal predecessors, (620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:00,533 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:00,534 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:00,534 INFO L186 Difference]: Start difference. First operand has 114 places, 104 transitions, 249 flow. Second operand 6 states and 620 transitions. [2021-11-23 14:13:00,535 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 162 transitions, 602 flow [2021-11-23 14:13:00,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 162 transitions, 598 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-11-23 14:13:00,548 INFO L242 Difference]: Finished difference. Result has 115 places, 107 transitions, 277 flow [2021-11-23 14:13:00,549 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=245, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=277, PETRI_PLACES=115, PETRI_TRANSITIONS=107} [2021-11-23 14:13:00,550 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 4 predicate places. [2021-11-23 14:13:00,551 INFO L470 AbstractCegarLoop]: Abstraction has has 115 places, 107 transitions, 277 flow [2021-11-23 14:13:00,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:00,552 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:00,553 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] [2021-11-23 14:13:00,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:13:00,553 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)] === [2021-11-23 14:13:00,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:00,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1177269511, now seen corresponding path program 2 times [2021-11-23 14:13:00,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:00,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363950275] [2021-11-23 14:13:00,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:00,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:00,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:00,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363950275] [2021-11-23 14:13:00,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363950275] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:13:00,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612645827] [2021-11-23 14:13:00,739 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 14:13:00,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:13:00,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:13:00,742 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:13:00,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 14:13:00,873 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 14:13:00,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 14:13:00,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 14:13:00,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:13:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:01,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:13:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:01,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [612645827] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:13:01,404 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:13:01,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2021-11-23 14:13:01,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749068005] [2021-11-23 14:13:01,405 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:13:01,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 14:13:01,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:01,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 14:13:01,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 14:13:01,413 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:01,415 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 107 transitions, 277 flow. Second operand has 9 states, 9 states have (on average 93.11111111111111) internal successors, (838), 9 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:01,415 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:01,415 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:01,415 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:04,461 INFO L129 PetriNetUnfolder]: 10141/15803 cut-off events. [2021-11-23 14:13:04,463 INFO L130 PetriNetUnfolder]: For 5123/5155 co-relation queries the response was YES. [2021-11-23 14:13:04,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35365 conditions, 15803 events. 10141/15803 cut-off events. For 5123/5155 co-relation queries the response was YES. Maximal size of possible extension queue 846. Compared 113133 event pairs, 1088 based on Foata normal form. 192/13136 useless extension candidates. Maximal degree in co-relation 29374. Up to 2334 conditions per place. [2021-11-23 14:13:04,679 INFO L132 encePairwiseOnDemand]: 116/124 looper letters, 177 selfloop transitions, 28 changer transitions 1/279 dead transitions. [2021-11-23 14:13:04,679 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 279 transitions, 1237 flow [2021-11-23 14:13:04,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 14:13:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-11-23 14:13:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1452 transitions. [2021-11-23 14:13:04,686 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.836405529953917 [2021-11-23 14:13:04,686 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1452 transitions. [2021-11-23 14:13:04,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1452 transitions. [2021-11-23 14:13:04,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:04,688 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1452 transitions. [2021-11-23 14:13:04,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 103.71428571428571) internal successors, (1452), 14 states have internal predecessors, (1452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:04,702 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 124.0) internal successors, (1860), 15 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:04,703 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 124.0) internal successors, (1860), 15 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:04,704 INFO L186 Difference]: Start difference. First operand has 115 places, 107 transitions, 277 flow. Second operand 14 states and 1452 transitions. [2021-11-23 14:13:04,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 279 transitions, 1237 flow [2021-11-23 14:13:04,727 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 279 transitions, 1222 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-23 14:13:04,738 INFO L242 Difference]: Finished difference. Result has 133 places, 135 transitions, 470 flow [2021-11-23 14:13:04,738 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=271, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=470, PETRI_PLACES=133, PETRI_TRANSITIONS=135} [2021-11-23 14:13:04,741 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 22 predicate places. [2021-11-23 14:13:04,742 INFO L470 AbstractCegarLoop]: Abstraction has has 133 places, 135 transitions, 470 flow [2021-11-23 14:13:04,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 93.11111111111111) internal successors, (838), 9 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:04,743 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:04,744 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] [2021-11-23 14:13:04,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 14:13:04,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:13:04,959 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)] === [2021-11-23 14:13:04,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:04,959 INFO L85 PathProgramCache]: Analyzing trace with hash -290999237, now seen corresponding path program 3 times [2021-11-23 14:13:04,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:04,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074547867] [2021-11-23 14:13:04,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:04,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:05,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:05,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074547867] [2021-11-23 14:13:05,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074547867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:13:05,045 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:13:05,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:13:05,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526757849] [2021-11-23 14:13:05,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:13:05,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:13:05,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:05,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:13:05,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:13:05,048 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:05,049 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 135 transitions, 470 flow. Second operand has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:05,049 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:05,050 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:05,050 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:09,031 INFO L129 PetriNetUnfolder]: 13768/22840 cut-off events. [2021-11-23 14:13:09,031 INFO L130 PetriNetUnfolder]: For 26912/28031 co-relation queries the response was YES. [2021-11-23 14:13:09,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58648 conditions, 22840 events. 13768/22840 cut-off events. For 26912/28031 co-relation queries the response was YES. Maximal size of possible extension queue 1310. Compared 188633 event pairs, 4285 based on Foata normal form. 1060/20635 useless extension candidates. Maximal degree in co-relation 43866. Up to 9840 conditions per place. [2021-11-23 14:13:09,553 INFO L132 encePairwiseOnDemand]: 116/124 looper letters, 115 selfloop transitions, 21 changer transitions 1/222 dead transitions. [2021-11-23 14:13:09,557 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 222 transitions, 1098 flow [2021-11-23 14:13:09,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:13:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-23 14:13:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 642 transitions. [2021-11-23 14:13:09,562 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8629032258064516 [2021-11-23 14:13:09,562 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 642 transitions. [2021-11-23 14:13:09,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 642 transitions. [2021-11-23 14:13:09,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:09,563 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 642 transitions. [2021-11-23 14:13:09,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 107.0) internal successors, (642), 6 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:09,571 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:09,574 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:09,574 INFO L186 Difference]: Start difference. First operand has 133 places, 135 transitions, 470 flow. Second operand 6 states and 642 transitions. [2021-11-23 14:13:09,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 222 transitions, 1098 flow [2021-11-23 14:13:09,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 222 transitions, 1092 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-11-23 14:13:09,800 INFO L242 Difference]: Finished difference. Result has 140 places, 149 transitions, 594 flow [2021-11-23 14:13:09,801 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=466, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=594, PETRI_PLACES=140, PETRI_TRANSITIONS=149} [2021-11-23 14:13:09,804 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 29 predicate places. [2021-11-23 14:13:09,804 INFO L470 AbstractCegarLoop]: Abstraction has has 140 places, 149 transitions, 594 flow [2021-11-23 14:13:09,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:09,805 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:09,805 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] [2021-11-23 14:13:09,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 14:13:09,806 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)] === [2021-11-23 14:13:09,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:09,807 INFO L85 PathProgramCache]: Analyzing trace with hash -551484583, now seen corresponding path program 1 times [2021-11-23 14:13:09,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:09,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428734896] [2021-11-23 14:13:09,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:09,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:09,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:09,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428734896] [2021-11-23 14:13:09,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428734896] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:13:09,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:13:09,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:13:09,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779145237] [2021-11-23 14:13:09,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:13:09,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:13:09,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:09,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:13:09,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:13:09,945 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:09,946 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 149 transitions, 594 flow. Second operand has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:09,947 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:09,947 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:09,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:13,537 INFO L129 PetriNetUnfolder]: 16121/28229 cut-off events. [2021-11-23 14:13:13,538 INFO L130 PetriNetUnfolder]: For 39584/41423 co-relation queries the response was YES. [2021-11-23 14:13:13,698 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77396 conditions, 28229 events. 16121/28229 cut-off events. For 39584/41423 co-relation queries the response was YES. Maximal size of possible extension queue 1663. Compared 256255 event pairs, 7338 based on Foata normal form. 1500/28138 useless extension candidates. Maximal degree in co-relation 58149. Up to 11933 conditions per place. [2021-11-23 14:13:13,890 INFO L132 encePairwiseOnDemand]: 117/124 looper letters, 74 selfloop transitions, 19 changer transitions 13/195 dead transitions. [2021-11-23 14:13:13,890 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 195 transitions, 985 flow [2021-11-23 14:13:13,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:13:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-23 14:13:13,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 617 transitions. [2021-11-23 14:13:13,894 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8293010752688172 [2021-11-23 14:13:13,894 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 617 transitions. [2021-11-23 14:13:13,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 617 transitions. [2021-11-23 14:13:13,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:13,895 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 617 transitions. [2021-11-23 14:13:13,897 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 102.83333333333333) internal successors, (617), 6 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:13,899 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:13,900 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:13,900 INFO L186 Difference]: Start difference. First operand has 140 places, 149 transitions, 594 flow. Second operand 6 states and 617 transitions. [2021-11-23 14:13:13,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 195 transitions, 985 flow [2021-11-23 14:13:14,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 195 transitions, 983 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-11-23 14:13:14,268 INFO L242 Difference]: Finished difference. Result has 147 places, 149 transitions, 639 flow [2021-11-23 14:13:14,269 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=592, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=130, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=639, PETRI_PLACES=147, PETRI_TRANSITIONS=149} [2021-11-23 14:13:14,270 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 36 predicate places. [2021-11-23 14:13:14,270 INFO L470 AbstractCegarLoop]: Abstraction has has 147 places, 149 transitions, 639 flow [2021-11-23 14:13:14,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:14,271 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:14,271 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] [2021-11-23 14:13:14,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 14:13:14,271 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)] === [2021-11-23 14:13:14,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:14,272 INFO L85 PathProgramCache]: Analyzing trace with hash -453112731, now seen corresponding path program 4 times [2021-11-23 14:13:14,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:14,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536087737] [2021-11-23 14:13:14,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:14,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:14,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:14,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:14,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536087737] [2021-11-23 14:13:14,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536087737] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:13:14,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243107249] [2021-11-23 14:13:14,343 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 14:13:14,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:13:14,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:13:14,355 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:13:14,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 14:13:14,422 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 14:13:14,423 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 14:13:14,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 14:13:14,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:13:14,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:14,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:13:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:14,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243107249] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:13:14,879 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:13:14,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2021-11-23 14:13:14,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803582405] [2021-11-23 14:13:14,880 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:13:14,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 14:13:14,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:14,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 14:13:14,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-11-23 14:13:14,883 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:14,885 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 149 transitions, 639 flow. Second operand has 11 states, 11 states have (on average 93.36363636363636) internal successors, (1027), 11 states have internal predecessors, (1027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:14,885 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:14,885 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:14,885 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:19,629 INFO L129 PetriNetUnfolder]: 18450/33118 cut-off events. [2021-11-23 14:13:19,629 INFO L130 PetriNetUnfolder]: For 49627/50222 co-relation queries the response was YES. [2021-11-23 14:13:19,829 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90983 conditions, 33118 events. 18450/33118 cut-off events. For 49627/50222 co-relation queries the response was YES. Maximal size of possible extension queue 1889. Compared 309695 event pairs, 4958 based on Foata normal form. 668/32188 useless extension candidates. Maximal degree in co-relation 69617. Up to 7001 conditions per place. [2021-11-23 14:13:20,055 INFO L132 encePairwiseOnDemand]: 116/124 looper letters, 176 selfloop transitions, 46 changer transitions 0/299 dead transitions. [2021-11-23 14:13:20,056 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 299 transitions, 1847 flow [2021-11-23 14:13:20,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:13:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-23 14:13:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 956 transitions. [2021-11-23 14:13:20,061 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8566308243727598 [2021-11-23 14:13:20,061 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 956 transitions. [2021-11-23 14:13:20,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 956 transitions. [2021-11-23 14:13:20,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:20,062 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 956 transitions. [2021-11-23 14:13:20,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 106.22222222222223) internal successors, (956), 9 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:20,069 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 124.0) internal successors, (1240), 10 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:20,070 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 124.0) internal successors, (1240), 10 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:20,071 INFO L186 Difference]: Start difference. First operand has 147 places, 149 transitions, 639 flow. Second operand 9 states and 956 transitions. [2021-11-23 14:13:20,071 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 299 transitions, 1847 flow [2021-11-23 14:13:20,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 299 transitions, 1799 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-11-23 14:13:20,650 INFO L242 Difference]: Finished difference. Result has 156 places, 171 transitions, 954 flow [2021-11-23 14:13:20,650 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=621, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=954, PETRI_PLACES=156, PETRI_TRANSITIONS=171} [2021-11-23 14:13:20,652 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 45 predicate places. [2021-11-23 14:13:20,652 INFO L470 AbstractCegarLoop]: Abstraction has has 156 places, 171 transitions, 954 flow [2021-11-23 14:13:20,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 93.36363636363636) internal successors, (1027), 11 states have internal predecessors, (1027), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:20,653 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:20,653 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] [2021-11-23 14:13:20,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 14:13:20,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af66924e-77d4-4dcb-9ae5-df5942dbf88a/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:13:20,856 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)] === [2021-11-23 14:13:20,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:20,856 INFO L85 PathProgramCache]: Analyzing trace with hash -584767227, now seen corresponding path program 2 times [2021-11-23 14:13:20,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:20,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621708267] [2021-11-23 14:13:20,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:20,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:20,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:20,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:20,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621708267] [2021-11-23 14:13:20,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621708267] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:13:20,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:13:20,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:13:20,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35925199] [2021-11-23 14:13:20,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:13:20,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:13:20,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:20,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:13:20,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:13:20,930 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:20,931 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 171 transitions, 954 flow. Second operand has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:20,931 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:20,931 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:20,931 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:29,916 INFO L129 PetriNetUnfolder]: 36954/61959 cut-off events. [2021-11-23 14:13:29,916 INFO L130 PetriNetUnfolder]: For 183796/188821 co-relation queries the response was YES. [2021-11-23 14:13:30,376 INFO L84 FinitePrefix]: Finished finitePrefix Result has 192980 conditions, 61959 events. 36954/61959 cut-off events. For 183796/188821 co-relation queries the response was YES. Maximal size of possible extension queue 3160. Compared 589323 event pairs, 14655 based on Foata normal form. 4613/63292 useless extension candidates. Maximal degree in co-relation 142433. Up to 25194 conditions per place. [2021-11-23 14:13:30,782 INFO L132 encePairwiseOnDemand]: 118/124 looper letters, 224 selfloop transitions, 23 changer transitions 4/344 dead transitions. [2021-11-23 14:13:30,782 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 344 transitions, 2927 flow [2021-11-23 14:13:30,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 14:13:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-11-23 14:13:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 530 transitions. [2021-11-23 14:13:30,785 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8548387096774194 [2021-11-23 14:13:30,785 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 530 transitions. [2021-11-23 14:13:30,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 530 transitions. [2021-11-23 14:13:30,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:30,786 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 530 transitions. [2021-11-23 14:13:30,788 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 106.0) internal successors, (530), 5 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:30,790 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 124.0) internal successors, (744), 6 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:30,791 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 124.0) internal successors, (744), 6 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:30,791 INFO L186 Difference]: Start difference. First operand has 156 places, 171 transitions, 954 flow. Second operand 5 states and 530 transitions. [2021-11-23 14:13:30,791 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 344 transitions, 2927 flow [2021-11-23 14:13:32,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 344 transitions, 2911 flow, removed 8 selfloop flow, removed 0 redundant places. [2021-11-23 14:13:32,544 INFO L242 Difference]: Finished difference. Result has 163 places, 192 transitions, 1297 flow [2021-11-23 14:13:32,544 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=944, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1297, PETRI_PLACES=163, PETRI_TRANSITIONS=192} [2021-11-23 14:13:32,545 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 52 predicate places. [2021-11-23 14:13:32,545 INFO L470 AbstractCegarLoop]: Abstraction has has 163 places, 192 transitions, 1297 flow [2021-11-23 14:13:32,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:32,546 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:32,546 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] [2021-11-23 14:13:32,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 14:13:32,546 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)] === [2021-11-23 14:13:32,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:32,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1402727025, now seen corresponding path program 3 times [2021-11-23 14:13:32,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:32,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950614294] [2021-11-23 14:13:32,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:32,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:32,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:32,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950614294] [2021-11-23 14:13:32,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950614294] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:13:32,600 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:13:32,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:13:32,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424383521] [2021-11-23 14:13:32,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:13:32,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:13:32,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:32,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:13:32,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:13:32,603 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:32,604 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 192 transitions, 1297 flow. Second operand has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:32,605 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:32,605 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:32,605 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:42,443 INFO L129 PetriNetUnfolder]: 34646/62394 cut-off events. [2021-11-23 14:13:42,443 INFO L130 PetriNetUnfolder]: For 158440/160141 co-relation queries the response was YES. [2021-11-23 14:13:42,951 INFO L84 FinitePrefix]: Finished finitePrefix Result has 197837 conditions, 62394 events. 34646/62394 cut-off events. For 158440/160141 co-relation queries the response was YES. Maximal size of possible extension queue 3110. Compared 649967 event pairs, 11610 based on Foata normal form. 1033/62297 useless extension candidates. Maximal degree in co-relation 175462. Up to 24446 conditions per place. [2021-11-23 14:13:43,273 INFO L132 encePairwiseOnDemand]: 117/124 looper letters, 136 selfloop transitions, 18 changer transitions 3/271 dead transitions. [2021-11-23 14:13:43,273 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 271 transitions, 2059 flow [2021-11-23 14:13:43,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:13:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-23 14:13:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 619 transitions. [2021-11-23 14:13:43,278 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.831989247311828 [2021-11-23 14:13:43,278 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 619 transitions. [2021-11-23 14:13:43,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 619 transitions. [2021-11-23 14:13:43,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 14:13:43,280 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 619 transitions. [2021-11-23 14:13:43,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 103.16666666666667) internal successors, (619), 6 states have internal predecessors, (619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:43,285 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:43,286 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 124.0) internal successors, (868), 7 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:43,286 INFO L186 Difference]: Start difference. First operand has 163 places, 192 transitions, 1297 flow. Second operand 6 states and 619 transitions. [2021-11-23 14:13:43,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 271 transitions, 2059 flow [2021-11-23 14:13:47,417 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 271 transitions, 2059 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-23 14:13:47,423 INFO L242 Difference]: Finished difference. Result has 170 places, 193 transitions, 1347 flow [2021-11-23 14:13:47,424 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=124, PETRI_DIFFERENCE_MINUEND_FLOW=1297, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1347, PETRI_PLACES=170, PETRI_TRANSITIONS=193} [2021-11-23 14:13:47,424 INFO L334 CegarLoopForPetriNet]: 111 programPoint places, 59 predicate places. [2021-11-23 14:13:47,425 INFO L470 AbstractCegarLoop]: Abstraction has has 170 places, 193 transitions, 1347 flow [2021-11-23 14:13:47,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:47,425 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 14:13:47,426 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] [2021-11-23 14:13:47,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 14:13:47,426 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)] === [2021-11-23 14:13:47,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:13:47,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1376975019, now seen corresponding path program 4 times [2021-11-23 14:13:47,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:13:47,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290047820] [2021-11-23 14:13:47,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:13:47,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:13:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:13:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:13:47,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:13:47,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290047820] [2021-11-23 14:13:47,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290047820] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:13:47,480 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:13:47,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:13:47,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888310577] [2021-11-23 14:13:47,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:13:47,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:13:47,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:13:47,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:13:47,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:13:47,483 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 124 [2021-11-23 14:13:47,484 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 193 transitions, 1347 flow. Second operand has 5 states, 5 states have (on average 94.0) internal successors, (470), 5 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:13:47,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 14:13:47,485 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 124 [2021-11-23 14:13:47,485 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 14:13:50,446 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([351] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][211], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 33#L73true, 32#L52true, 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 40#L41-3true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 25#L65true, Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), 705#true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0))]) [2021-11-23 14:13:50,447 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is cut-off event [2021-11-23 14:13:50,447 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:50,447 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:50,447 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:51,410 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 33#L73true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 25#L65true, Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:51,410 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,410 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,410 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,410 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,414 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([351] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][211], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 33#L73true, 32#L52true, 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 83#L62-2true, Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 40#L41-3true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), 705#true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0))]) [2021-11-23 14:13:51,414 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,414 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,414 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,414 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,415 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([351] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][211], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 32#L52true, 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 116#L76true, 40#L41-3true, 25#L65true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), 705#true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0))]) [2021-11-23 14:13:51,415 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,415 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,415 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,415 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:51,946 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 33#L73true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 83#L62-2true, Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:51,947 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,947 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,947 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,947 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,947 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 116#L76true, 25#L65true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:51,948 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,948 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,948 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,948 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,951 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([351] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][211], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 32#L52true, 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 83#L62-2true, Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 40#L41-3true, 116#L76true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), 705#true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0))]) [2021-11-23 14:13:51,951 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,951 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,951 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,951 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,952 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([351] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][211], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 32#L52true, 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 40#L41-3true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 25#L65true, 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), 705#true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0))]) [2021-11-23 14:13:51,952 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,952 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,952 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:51,952 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:52,429 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 83#L62-2true, Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 116#L76true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 705#true, 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:52,430 INFO L384 tUnfolder$Statistics]: this new event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,430 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,430 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,430 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 25#L65true, 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:52,430 INFO L384 tUnfolder$Statistics]: this new event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,430 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,430 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,431 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,433 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([351] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork3_~i~1#1_5| v_~N~0_4) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_5|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][211], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 32#L52true, 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 83#L62-2true, Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 40#L41-3true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 705#true, 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0))]) [2021-11-23 14:13:52,433 INFO L384 tUnfolder$Statistics]: this new event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,434 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,434 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,434 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 14:13:52,533 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 131#true, Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1260#true, Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 82#thread3ENTRYtrue, Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 116#L76true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), Black: 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:52,534 INFO L384 tUnfolder$Statistics]: this new event has 60 ancestors and is cut-off event [2021-11-23 14:13:52,534 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-11-23 14:13:52,534 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-11-23 14:13:52,534 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-11-23 14:13:53,433 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 83#L62-2true, Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:53,433 INFO L384 tUnfolder$Statistics]: this new event has 60 ancestors and is cut-off event [2021-11-23 14:13:53,433 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 14:13:53,434 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 14:13:53,434 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 14:13:53,561 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 111#L51-4true, Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 56#L62-4true, 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 116#L76true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:53,562 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-23 14:13:53,562 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:53,562 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:53,562 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:53,562 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 111#L51-4true, Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 131#true, Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1260#true, Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 82#thread3ENTRYtrue, Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:53,562 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-11-23 14:13:53,562 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:53,563 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:53,563 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 14:13:54,156 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 111#L51-4true, Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 116#L76true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 11#L62-5true, Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:54,156 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-23 14:13:54,156 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,156 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,156 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,157 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 111#L51-4true, Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 131#true, Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 52#L63true, 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 116#L76true, Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:54,157 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-23 14:13:54,157 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,157 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,157 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,157 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 111#L51-4true, Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 56#L62-4true, 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 705#true, 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:54,158 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-11-23 14:13:54,158 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,158 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:54,158 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 14:13:55,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 111#L51-4true, Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), Black: 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), 705#true, 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 12#L41-5true, 11#L62-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:55,292 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-23 14:13:55,293 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:55,293 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:55,293 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:55,293 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([340] L41-4-->L41-5: Formula: (not (< v_thread1Thread1of1ForFork1_~i~0_3 v_~N~0_1)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_3, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[][212], [Black: 166#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), 111#L51-4true, Black: 1275#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), Black: 1278#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), 20#L72-2true, 729#(= |thread2Thread1of1ForFork3_~i~1#1| 0), 1271#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 708#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 131#true, Black: 711#(and (= |thread4Thread1of1ForFork2_~i~3#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), 152#(= |thread2Thread1of1ForFork3_~i~1#1| 0), Black: 138#(and (= ~counter2~0 ~counter1~0) (= ~counter1~0 0)), Black: 133#(= ~counter1~0 0), Black: 721#(and (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 156#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0)), 8#L91-4true, Black: 158#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= ~N~0 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 732#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0)), Black: 730#(and (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 1249#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), Black: 731#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), 52#L63true, 1263#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1264#(and (<= (+ thread3Thread1of1ForFork0_~i~2 1) ~N~0) (= thread1Thread1of1ForFork1_~i~0 0) (= thread3Thread1of1ForFork0_~i~2 0)), Black: 1262#(= thread3Thread1of1ForFork0_~i~2 0), 1285#(= |thread4Thread1of1ForFork2_~i~3#1| 0), 705#true, 694#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (<= 0 thread1Thread1of1ForFork1_~i~0)), 12#L41-5true, Black: 690#(and (<= (+ thread1Thread1of1ForFork1_~i~0 1) ~N~0) (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 686#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 165#(= thread1Thread1of1ForFork1_~i~0 0), Black: 688#(and (< |thread2Thread1of1ForFork3_~i~1#1| ~N~0) (= thread1Thread1of1ForFork1_~i~0 0)), Black: 168#(and (<= 1 ~N~0) (= |thread2Thread1of1ForFork3_~i~1#1| 0))]) [2021-11-23 14:13:55,293 INFO L384 tUnfolder$Statistics]: this new event has 63 ancestors and is cut-off event [2021-11-23 14:13:55,294 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:55,294 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 14:13:55,294 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event