./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_18-nested_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_18-nested_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf117fc0bf8ae8b9ef4bb89156c7168763fcd2ba3d8567cd686924f85ad04dca --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:46:56,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:46:56,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:46:56,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:46:56,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:46:56,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:46:56,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:46:56,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:46:56,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:46:56,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:46:56,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:46:56,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:46:56,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:46:56,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:46:56,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:46:56,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:46:56,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:46:56,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:46:56,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:46:56,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:46:56,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:46:56,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:46:56,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:46:56,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:46:56,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:46:56,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:46:56,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:46:56,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:46:56,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:46:56,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:46:56,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:46:56,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:46:56,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:46:56,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:46:56,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:46:56,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:46:56,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:46:56,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:46:56,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:46:56,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:46:56,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:46:56,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-12-06 21:46:56,381 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:46:56,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:46:56,381 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:46:56,381 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:46:56,382 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:46:56,382 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:46:56,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:46:56,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:46:56,382 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:46:56,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:46:56,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 21:46:56,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:46:56,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:46:56,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 21:46:56,385 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:46:56,386 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_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf117fc0bf8ae8b9ef4bb89156c7168763fcd2ba3d8567cd686924f85ad04dca [2021-12-06 21:46:56,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:46:56,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:46:56,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:46:56,576 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:46:56,577 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:46:56,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/goblint-regression/09-regions_18-nested_rc.i [2021-12-06 21:46:56,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/data/95e0952e9/782d27c6edda42319698ce36bc112048/FLAG6fa1b2490 [2021-12-06 21:46:57,069 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:46:57,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/sv-benchmarks/c/goblint-regression/09-regions_18-nested_rc.i [2021-12-06 21:46:57,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/data/95e0952e9/782d27c6edda42319698ce36bc112048/FLAG6fa1b2490 [2021-12-06 21:46:57,095 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/data/95e0952e9/782d27c6edda42319698ce36bc112048 [2021-12-06 21:46:57,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:46:57,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:46:57,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:46:57,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:46:57,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:46:57,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e299d0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57, skipping insertion in model container [2021-12-06 21:46:57,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:46:57,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:46:57,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:46:57,511 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:46:57,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:46:57,605 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:46:57,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57 WrapperNode [2021-12-06 21:46:57,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:46:57,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:46:57,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:46:57,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:46:57,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,658 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2021-12-06 21:46:57,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:46:57,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:46:57,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:46:57,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:46:57,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:46:57,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:46:57,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:46:57,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:46:57,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (1/1) ... [2021-12-06 21:46:57,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:46:57,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:46:57,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 21:46:57,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 21:46:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:46:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 21:46:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-06 21:46:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-06 21:46:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 21:46:57,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:46:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:46:57,784 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-06 21:46:57,899 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:46:57,901 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:46:58,232 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 21:46:58,243 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 21:46:58,243 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 21:46:58,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:46:58 BoogieIcfgContainer [2021-12-06 21:46:58,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 21:46:58,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 21:46:58,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 21:46:58,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 21:46:58,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 09:46:57" (1/3) ... [2021-12-06 21:46:58,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab2d305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:46:58, skipping insertion in model container [2021-12-06 21:46:58,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:46:57" (2/3) ... [2021-12-06 21:46:58,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ab2d305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:46:58, skipping insertion in model container [2021-12-06 21:46:58,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:46:58" (3/3) ... [2021-12-06 21:46:58,253 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2021-12-06 21:46:58,258 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-06 21:46:58,258 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 21:46:58,258 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2021-12-06 21:46:58,259 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,293 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,294 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,295 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,296 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,297 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,298 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,299 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,300 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,301 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,302 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,303 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,304 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,305 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,306 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,307 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,315 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,317 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,318 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,319 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,320 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,321 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,322 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,323 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,324 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,325 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,326 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,327 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,328 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,329 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,330 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,331 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,332 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,333 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,334 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,335 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,336 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,337 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,338 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,339 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,340 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,341 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,342 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,343 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,344 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,345 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,346 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,354 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,355 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,366 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,367 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,368 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,369 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-06 21:46:58,370 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-12-06 21:46:58,413 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 21:46:58,420 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 21:46:58,420 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2021-12-06 21:46:58,432 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 278 places, 278 transitions, 561 flow [2021-12-06 21:46:58,495 INFO L129 PetriNetUnfolder]: 4/277 cut-off events. [2021-12-06 21:46:58,495 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 21:46:58,498 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 277 events. 4/277 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 113 event pairs, 0 based on Foata normal form. 0/255 useless extension candidates. Maximal degree in co-relation 151. Up to 2 conditions per place. [2021-12-06 21:46:58,498 INFO L82 GeneralOperation]: Start removeDead. Operand has 278 places, 278 transitions, 561 flow [2021-12-06 21:46:58,504 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 277 places, 277 transitions, 557 flow [2021-12-06 21:46:58,511 INFO L129 PetriNetUnfolder]: 3/52 cut-off events. [2021-12-06 21:46:58,511 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 21:46:58,511 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:46:58,511 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] [2021-12-06 21:46:58,512 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:46:58,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:58,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1544077041, now seen corresponding path program 1 times [2021-12-06 21:46:58,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:58,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767504657] [2021-12-06 21:46:58,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:58,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:46:58,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:58,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767504657] [2021-12-06 21:46:58,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767504657] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:58,692 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:58,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 21:46:58,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938504159] [2021-12-06 21:46:58,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:58,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-06 21:46:58,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:58,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-06 21:46:58,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 21:46:58,736 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 274 out of 278 [2021-12-06 21:46:58,740 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 277 transitions, 557 flow. Second operand has 2 states, 2 states have (on average 274.5) internal successors, (549), 2 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:58,740 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:46:58,741 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 274 of 278 [2021-12-06 21:46:58,742 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:46:58,803 INFO L129 PetriNetUnfolder]: 1/274 cut-off events. [2021-12-06 21:46:58,803 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-06 21:46:58,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 280 conditions, 274 events. 1/274 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 123 event pairs, 0 based on Foata normal form. 3/256 useless extension candidates. Maximal degree in co-relation 149. Up to 2 conditions per place. [2021-12-06 21:46:58,805 INFO L132 encePairwiseOnDemand]: 275/278 looper letters, 1 selfloop transitions, 0 changer transitions 1/274 dead transitions. [2021-12-06 21:46:58,805 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 274 transitions, 553 flow [2021-12-06 21:46:58,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 21:46:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-06 21:46:58,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 552 transitions. [2021-12-06 21:46:58,821 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9928057553956835 [2021-12-06 21:46:58,822 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 552 transitions. [2021-12-06 21:46:58,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 552 transitions. [2021-12-06 21:46:58,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:46:58,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 552 transitions. [2021-12-06 21:46:58,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 276.0) internal successors, (552), 2 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:58,839 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:58,840 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:58,842 INFO L186 Difference]: Start difference. First operand has 277 places, 277 transitions, 557 flow. Second operand 2 states and 552 transitions. [2021-12-06 21:46:58,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 274 transitions, 553 flow [2021-12-06 21:46:58,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 277 places, 274 transitions, 552 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-06 21:46:58,856 INFO L242 Difference]: Finished difference. Result has 277 places, 273 transitions, 548 flow [2021-12-06 21:46:58,858 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=548, PETRI_PLACES=277, PETRI_TRANSITIONS=273} [2021-12-06 21:46:58,862 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 0 predicate places. [2021-12-06 21:46:58,862 INFO L470 AbstractCegarLoop]: Abstraction has has 277 places, 273 transitions, 548 flow [2021-12-06 21:46:58,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 274.5) internal successors, (549), 2 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:58,863 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:46:58,863 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] [2021-12-06 21:46:58,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 21:46:58,864 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:46:58,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:58,864 INFO L85 PathProgramCache]: Analyzing trace with hash -582463024, now seen corresponding path program 1 times [2021-12-06 21:46:58,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:58,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752092897] [2021-12-06 21:46:58,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:58,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:46:58,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:58,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752092897] [2021-12-06 21:46:58,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752092897] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:46:58,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:46:58,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 21:46:58,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680890258] [2021-12-06 21:46:58,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:46:58,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 21:46:58,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:58,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 21:46:58,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 21:46:58,949 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 278 [2021-12-06 21:46:58,950 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 273 transitions, 548 flow. Second operand has 3 states, 3 states have (on average 268.0) internal successors, (804), 3 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:58,950 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:46:58,950 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 278 [2021-12-06 21:46:58,950 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:46:59,008 INFO L129 PetriNetUnfolder]: 1/277 cut-off events. [2021-12-06 21:46:59,009 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-06 21:46:59,009 INFO L84 FinitePrefix]: Finished finitePrefix Result has 294 conditions, 277 events. 1/277 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 119 event pairs, 0 based on Foata normal form. 0/257 useless extension candidates. Maximal degree in co-relation 291. Up to 9 conditions per place. [2021-12-06 21:46:59,010 INFO L132 encePairwiseOnDemand]: 275/278 looper letters, 10 selfloop transitions, 2 changer transitions 0/277 dead transitions. [2021-12-06 21:46:59,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 277 transitions, 580 flow [2021-12-06 21:46:59,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 21:46:59,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-06 21:46:59,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 814 transitions. [2021-12-06 21:46:59,013 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9760191846522782 [2021-12-06 21:46:59,013 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 814 transitions. [2021-12-06 21:46:59,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 814 transitions. [2021-12-06 21:46:59,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:46:59,014 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 814 transitions. [2021-12-06 21:46:59,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.3333333333333) internal successors, (814), 3 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,019 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,020 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 278.0) internal successors, (1112), 4 states have internal predecessors, (1112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,020 INFO L186 Difference]: Start difference. First operand has 277 places, 273 transitions, 548 flow. Second operand 3 states and 814 transitions. [2021-12-06 21:46:59,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 277 transitions, 580 flow [2021-12-06 21:46:59,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 277 transitions, 580 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 21:46:59,026 INFO L242 Difference]: Finished difference. Result has 279 places, 274 transitions, 560 flow [2021-12-06 21:46:59,026 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=548, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=279, PETRI_TRANSITIONS=274} [2021-12-06 21:46:59,027 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 2 predicate places. [2021-12-06 21:46:59,027 INFO L470 AbstractCegarLoop]: Abstraction has has 279 places, 274 transitions, 560 flow [2021-12-06 21:46:59,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 268.0) internal successors, (804), 3 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,028 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:46:59,028 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] [2021-12-06 21:46:59,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 21:46:59,028 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:46:59,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:59,028 INFO L85 PathProgramCache]: Analyzing trace with hash 2083507397, now seen corresponding path program 1 times [2021-12-06 21:46:59,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:59,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662740163] [2021-12-06 21:46:59,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:59,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:46:59,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:59,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662740163] [2021-12-06 21:46:59,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662740163] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:46:59,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287217637] [2021-12-06 21:46:59,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:59,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:46:59,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:46:59,088 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:46:59,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 21:46:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:59,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 21:46:59,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:46:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:46:59,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 21:46:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:46:59,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287217637] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 21:46:59,363 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 21:46:59,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-06 21:46:59,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3809423] [2021-12-06 21:46:59,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 21:46:59,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 21:46:59,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:46:59,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 21:46:59,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-06 21:46:59,367 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 278 [2021-12-06 21:46:59,371 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 274 transitions, 560 flow. Second operand has 10 states, 10 states have (on average 268.0) internal successors, (2680), 10 states have internal predecessors, (2680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,371 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:46:59,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 278 [2021-12-06 21:46:59,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:46:59,456 INFO L129 PetriNetUnfolder]: 1/284 cut-off events. [2021-12-06 21:46:59,456 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-06 21:46:59,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 317 conditions, 284 events. 1/284 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 113 event pairs, 0 based on Foata normal form. 2/267 useless extension candidates. Maximal degree in co-relation 312. Up to 6 conditions per place. [2021-12-06 21:46:59,458 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 11 selfloop transitions, 9 changer transitions 0/284 dead transitions. [2021-12-06 21:46:59,458 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 284 transitions, 622 flow [2021-12-06 21:46:59,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:46:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 21:46:59,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2416 transitions. [2021-12-06 21:46:59,463 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9656274980015987 [2021-12-06 21:46:59,463 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2416 transitions. [2021-12-06 21:46:59,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2416 transitions. [2021-12-06 21:46:59,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:46:59,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2416 transitions. [2021-12-06 21:46:59,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 268.44444444444446) internal successors, (2416), 9 states have internal predecessors, (2416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,476 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,478 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,478 INFO L186 Difference]: Start difference. First operand has 279 places, 274 transitions, 560 flow. Second operand 9 states and 2416 transitions. [2021-12-06 21:46:59,478 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 284 transitions, 622 flow [2021-12-06 21:46:59,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 284 transitions, 620 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-06 21:46:59,483 INFO L242 Difference]: Finished difference. Result has 289 places, 280 transitions, 608 flow [2021-12-06 21:46:59,483 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=278, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=608, PETRI_PLACES=289, PETRI_TRANSITIONS=280} [2021-12-06 21:46:59,484 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 12 predicate places. [2021-12-06 21:46:59,484 INFO L470 AbstractCegarLoop]: Abstraction has has 289 places, 280 transitions, 608 flow [2021-12-06 21:46:59,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 268.0) internal successors, (2680), 10 states have internal predecessors, (2680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:46:59,486 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:46:59,486 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:46:59,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 21:46:59,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:46:59,688 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:46:59,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:46:59,690 INFO L85 PathProgramCache]: Analyzing trace with hash -852627547, now seen corresponding path program 2 times [2021-12-06 21:46:59,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:46:59,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671353212] [2021-12-06 21:46:59,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:46:59,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:46:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:46:59,885 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:46:59,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:46:59,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671353212] [2021-12-06 21:46:59,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671353212] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:46:59,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352640290] [2021-12-06 21:46:59,885 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 21:46:59,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:46:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:46:59,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:46:59,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 21:46:59,941 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 21:46:59,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 21:46:59,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 21 conjunts are in the unsatisfiable core [2021-12-06 21:46:59,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:47:00,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 21:47:00,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-12-06 21:47:00,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,094 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-06 21:47:00,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-12-06 21:47:00,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 21:47:00,134 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-06 21:47:00,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2021-12-06 21:47:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-06 21:47:00,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 21:47:00,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352640290] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:00,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 21:47:00,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2021-12-06 21:47:00,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728072991] [2021-12-06 21:47:00,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:00,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 21:47:00,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:00,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 21:47:00,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2021-12-06 21:47:00,160 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 278 [2021-12-06 21:47:00,162 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 280 transitions, 608 flow. Second operand has 8 states, 8 states have (on average 149.375) internal successors, (1195), 8 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:00,163 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:00,163 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 278 [2021-12-06 21:47:00,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:00,696 INFO L129 PetriNetUnfolder]: 649/2120 cut-off events. [2021-12-06 21:47:00,696 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-12-06 21:47:00,701 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3575 conditions, 2120 events. 649/2120 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 11568 event pairs, 648 based on Foata normal form. 0/1870 useless extension candidates. Maximal degree in co-relation 3568. Up to 1405 conditions per place. [2021-12-06 21:47:00,710 INFO L132 encePairwiseOnDemand]: 259/278 looper letters, 108 selfloop transitions, 17 changer transitions 0/278 dead transitions. [2021-12-06 21:47:00,710 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 278 transitions, 854 flow [2021-12-06 21:47:00,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:47:00,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-06 21:47:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1459 transitions. [2021-12-06 21:47:00,725 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5831334932054356 [2021-12-06 21:47:00,725 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1459 transitions. [2021-12-06 21:47:00,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1459 transitions. [2021-12-06 21:47:00,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:00,726 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1459 transitions. [2021-12-06 21:47:00,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 162.11111111111111) internal successors, (1459), 9 states have internal predecessors, (1459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:00,734 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:00,735 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 278.0) internal successors, (2780), 10 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:00,735 INFO L186 Difference]: Start difference. First operand has 289 places, 280 transitions, 608 flow. Second operand 9 states and 1459 transitions. [2021-12-06 21:47:00,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 278 transitions, 854 flow [2021-12-06 21:47:00,738 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 278 transitions, 848 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-12-06 21:47:00,741 INFO L242 Difference]: Finished difference. Result has 294 places, 278 transitions, 632 flow [2021-12-06 21:47:00,742 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=598, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=632, PETRI_PLACES=294, PETRI_TRANSITIONS=278} [2021-12-06 21:47:00,743 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 17 predicate places. [2021-12-06 21:47:00,743 INFO L470 AbstractCegarLoop]: Abstraction has has 294 places, 278 transitions, 632 flow [2021-12-06 21:47:00,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 149.375) internal successors, (1195), 8 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:00,743 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:00,744 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:00,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 21:47:00,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:47:00,946 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:00,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:00,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1238004900, now seen corresponding path program 1 times [2021-12-06 21:47:00,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:00,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874789983] [2021-12-06 21:47:00,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:00,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:01,141 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:01,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874789983] [2021-12-06 21:47:01,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874789983] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:47:01,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799071548] [2021-12-06 21:47:01,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:01,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:47:01,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:47:01,143 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:47:01,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 21:47:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:01,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 21:47:01,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:47:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:01,296 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 21:47:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:01,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799071548] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 21:47:01,399 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 21:47:01,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-06 21:47:01,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50509561] [2021-12-06 21:47:01,399 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 21:47:01,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-06 21:47:01,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:01,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-06 21:47:01,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-06 21:47:01,406 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 278 [2021-12-06 21:47:01,411 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 278 transitions, 632 flow. Second operand has 18 states, 18 states have (on average 268.22222222222223) internal successors, (4828), 18 states have internal predecessors, (4828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:01,411 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:01,411 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 278 [2021-12-06 21:47:01,411 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:01,538 INFO L129 PetriNetUnfolder]: 1/302 cut-off events. [2021-12-06 21:47:01,538 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-12-06 21:47:01,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 415 conditions, 302 events. 1/302 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 110 event pairs, 0 based on Foata normal form. 4/289 useless extension candidates. Maximal degree in co-relation 407. Up to 11 conditions per place. [2021-12-06 21:47:01,539 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 19 selfloop transitions, 21 changer transitions 0/302 dead transitions. [2021-12-06 21:47:01,539 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 302 transitions, 812 flow [2021-12-06 21:47:01,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-06 21:47:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-06 21:47:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 5630 transitions. [2021-12-06 21:47:01,550 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9643713600548133 [2021-12-06 21:47:01,550 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 5630 transitions. [2021-12-06 21:47:01,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 5630 transitions. [2021-12-06 21:47:01,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:01,553 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 5630 transitions. [2021-12-06 21:47:01,574 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 268.0952380952381) internal successors, (5630), 21 states have internal predecessors, (5630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:01,591 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 278.0) internal successors, (6116), 22 states have internal predecessors, (6116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:01,594 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 278.0) internal successors, (6116), 22 states have internal predecessors, (6116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:01,595 INFO L186 Difference]: Start difference. First operand has 294 places, 278 transitions, 632 flow. Second operand 21 states and 5630 transitions. [2021-12-06 21:47:01,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 302 transitions, 812 flow [2021-12-06 21:47:01,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 302 transitions, 778 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-12-06 21:47:01,605 INFO L242 Difference]: Finished difference. Result has 311 places, 291 transitions, 728 flow [2021-12-06 21:47:01,606 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=598, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=728, PETRI_PLACES=311, PETRI_TRANSITIONS=291} [2021-12-06 21:47:01,607 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 34 predicate places. [2021-12-06 21:47:01,607 INFO L470 AbstractCegarLoop]: Abstraction has has 311 places, 291 transitions, 728 flow [2021-12-06 21:47:01,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 268.22222222222223) internal successors, (4828), 18 states have internal predecessors, (4828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:01,610 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:01,610 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:01,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 21:47:01,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:47:01,812 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:01,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:01,812 INFO L85 PathProgramCache]: Analyzing trace with hash -140987804, now seen corresponding path program 2 times [2021-12-06 21:47:01,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:01,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145548225] [2021-12-06 21:47:01,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:01,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:02,022 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:02,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:02,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145548225] [2021-12-06 21:47:02,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145548225] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:47:02,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1508348043] [2021-12-06 21:47:02,023 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 21:47:02,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:47:02,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:47:02,025 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:47:02,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 21:47:02,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 21:47:02,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 21:47:02,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-06 21:47:02,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:47:02,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-12-06 21:47:02,188 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-12-06 21:47:02,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2021-12-06 21:47:02,223 INFO L354 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2021-12-06 21:47:02,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2021-12-06 21:47:02,272 INFO L354 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2021-12-06 21:47:02,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2021-12-06 21:47:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-12-06 21:47:02,290 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 21:47:02,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1508348043] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:02,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 21:47:02,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2021-12-06 21:47:02,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904855085] [2021-12-06 21:47:02,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:02,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:02,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:02,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:02,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2021-12-06 21:47:02,292 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 278 [2021-12-06 21:47:02,294 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 291 transitions, 728 flow. Second operand has 6 states, 6 states have (on average 154.5) internal successors, (927), 6 states have internal predecessors, (927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:02,294 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:02,294 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 278 [2021-12-06 21:47:02,294 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:02,818 INFO L129 PetriNetUnfolder]: 649/2138 cut-off events. [2021-12-06 21:47:02,818 INFO L130 PetriNetUnfolder]: For 37/37 co-relation queries the response was YES. [2021-12-06 21:47:02,821 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3650 conditions, 2138 events. 649/2138 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 11562 event pairs, 648 based on Foata normal form. 0/1890 useless extension candidates. Maximal degree in co-relation 3638. Up to 1406 conditions per place. [2021-12-06 21:47:02,829 INFO L132 encePairwiseOnDemand]: 266/278 looper letters, 109 selfloop transitions, 10 changer transitions 0/289 dead transitions. [2021-12-06 21:47:02,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 289 transitions, 962 flow [2021-12-06 21:47:02,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:02,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:02,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1033 transitions. [2021-12-06 21:47:02,832 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6193045563549161 [2021-12-06 21:47:02,832 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1033 transitions. [2021-12-06 21:47:02,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1033 transitions. [2021-12-06 21:47:02,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:02,833 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1033 transitions. [2021-12-06 21:47:02,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 172.16666666666666) internal successors, (1033), 6 states have internal predecessors, (1033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:02,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:02,838 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:02,838 INFO L186 Difference]: Start difference. First operand has 311 places, 291 transitions, 728 flow. Second operand 6 states and 1033 transitions. [2021-12-06 21:47:02,838 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 289 transitions, 962 flow [2021-12-06 21:47:02,843 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 289 transitions, 938 flow, removed 6 selfloop flow, removed 6 redundant places. [2021-12-06 21:47:02,847 INFO L242 Difference]: Finished difference. Result has 308 places, 289 transitions, 720 flow [2021-12-06 21:47:02,848 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=700, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=279, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=720, PETRI_PLACES=308, PETRI_TRANSITIONS=289} [2021-12-06 21:47:02,849 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 31 predicate places. [2021-12-06 21:47:02,849 INFO L470 AbstractCegarLoop]: Abstraction has has 308 places, 289 transitions, 720 flow [2021-12-06 21:47:02,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 154.5) internal successors, (927), 6 states have internal predecessors, (927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:02,849 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:02,850 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:02,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 21:47:03,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-06 21:47:03,052 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:03,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:03,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1493118986, now seen corresponding path program 1 times [2021-12-06 21:47:03,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:03,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098396577] [2021-12-06 21:47:03,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:03,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:03,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:03,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098396577] [2021-12-06 21:47:03,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098396577] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 21:47:03,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311544242] [2021-12-06 21:47:03,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:03,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:47:03,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:47:03,317 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 21:47:03,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 21:47:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:03,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-06 21:47:03,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:47:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:03,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 21:47:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:47:03,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311544242] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 21:47:03,619 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 21:47:03,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-06 21:47:03,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118968645] [2021-12-06 21:47:03,619 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 21:47:03,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-06 21:47:03,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:03,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-06 21:47:03,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-06 21:47:03,625 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 278 [2021-12-06 21:47:03,631 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 289 transitions, 720 flow. Second operand has 23 states, 23 states have (on average 268.39130434782606) internal successors, (6173), 23 states have internal predecessors, (6173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:03,632 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:03,632 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 278 [2021-12-06 21:47:03,632 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:03,816 INFO L129 PetriNetUnfolder]: 1/315 cut-off events. [2021-12-06 21:47:03,816 INFO L130 PetriNetUnfolder]: For 123/123 co-relation queries the response was YES. [2021-12-06 21:47:03,816 INFO L84 FinitePrefix]: Finished finitePrefix Result has 499 conditions, 315 events. 1/315 cut-off events. For 123/123 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 106 event pairs, 0 based on Foata normal form. 3/303 useless extension candidates. Maximal degree in co-relation 486. Up to 16 conditions per place. [2021-12-06 21:47:03,817 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 25 selfloop transitions, 30 changer transitions 0/315 dead transitions. [2021-12-06 21:47:03,817 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 315 transitions, 970 flow [2021-12-06 21:47:03,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-06 21:47:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-06 21:47:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 8038 transitions. [2021-12-06 21:47:03,831 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.96378896882494 [2021-12-06 21:47:03,831 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 8038 transitions. [2021-12-06 21:47:03,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 8038 transitions. [2021-12-06 21:47:03,834 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:03,834 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 8038 transitions. [2021-12-06 21:47:03,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 267.93333333333334) internal successors, (8038), 30 states have internal predecessors, (8038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:03,858 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 278.0) internal successors, (8618), 31 states have internal predecessors, (8618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:03,859 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 278.0) internal successors, (8618), 31 states have internal predecessors, (8618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:03,860 INFO L186 Difference]: Start difference. First operand has 308 places, 289 transitions, 720 flow. Second operand 30 states and 8038 transitions. [2021-12-06 21:47:03,860 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 315 transitions, 970 flow [2021-12-06 21:47:03,863 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 332 places, 315 transitions, 950 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-12-06 21:47:03,866 INFO L242 Difference]: Finished difference. Result has 336 places, 299 transitions, 852 flow [2021-12-06 21:47:03,866 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=700, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=852, PETRI_PLACES=336, PETRI_TRANSITIONS=299} [2021-12-06 21:47:03,867 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 59 predicate places. [2021-12-06 21:47:03,867 INFO L470 AbstractCegarLoop]: Abstraction has has 336 places, 299 transitions, 852 flow [2021-12-06 21:47:03,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 268.39130434782606) internal successors, (6173), 23 states have internal predecessors, (6173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:03,868 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:03,868 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:03,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-06 21:47:04,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3705884-18e3-4b33-a03f-83860aef120c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 21:47:04,070 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:04,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:04,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1721236511, now seen corresponding path program 2 times [2021-12-06 21:47:04,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:04,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898220677] [2021-12-06 21:47:04,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:04,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:04,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:04,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898220677] [2021-12-06 21:47:04,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898220677] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:04,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:04,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:04,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037994401] [2021-12-06 21:47:04,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:04,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:04,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:04,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:04,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:04,239 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 278 [2021-12-06 21:47:04,239 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 336 places, 299 transitions, 852 flow. Second operand has 6 states, 6 states have (on average 153.0) internal successors, (918), 6 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:04,239 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:04,240 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 278 [2021-12-06 21:47:04,240 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:04,818 INFO L129 PetriNetUnfolder]: 820/2547 cut-off events. [2021-12-06 21:47:04,818 INFO L130 PetriNetUnfolder]: For 118/118 co-relation queries the response was YES. [2021-12-06 21:47:04,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4480 conditions, 2547 events. 820/2547 cut-off events. For 118/118 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 14329 event pairs, 819 based on Foata normal form. 0/2269 useless extension candidates. Maximal degree in co-relation 4464. Up to 1764 conditions per place. [2021-12-06 21:47:04,830 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 116 selfloop transitions, 5 changer transitions 0/298 dead transitions. [2021-12-06 21:47:04,830 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 340 places, 298 transitions, 1092 flow [2021-12-06 21:47:04,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1016 transitions. [2021-12-06 21:47:04,833 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6091127098321343 [2021-12-06 21:47:04,833 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1016 transitions. [2021-12-06 21:47:04,833 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1016 transitions. [2021-12-06 21:47:04,834 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:04,834 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1016 transitions. [2021-12-06 21:47:04,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 169.33333333333334) internal successors, (1016), 6 states have internal predecessors, (1016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:04,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:04,837 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:04,837 INFO L186 Difference]: Start difference. First operand has 336 places, 299 transitions, 852 flow. Second operand 6 states and 1016 transitions. [2021-12-06 21:47:04,838 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 340 places, 298 transitions, 1092 flow [2021-12-06 21:47:04,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 298 transitions, 1046 flow, removed 5 selfloop flow, removed 18 redundant places. [2021-12-06 21:47:04,844 INFO L242 Difference]: Finished difference. Result has 322 places, 298 transitions, 814 flow [2021-12-06 21:47:04,844 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=804, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=814, PETRI_PLACES=322, PETRI_TRANSITIONS=298} [2021-12-06 21:47:04,845 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 45 predicate places. [2021-12-06 21:47:04,845 INFO L470 AbstractCegarLoop]: Abstraction has has 322 places, 298 transitions, 814 flow [2021-12-06 21:47:04,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 153.0) internal successors, (918), 6 states have internal predecessors, (918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:04,845 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:04,846 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:04,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 21:47:04,846 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:04,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:04,846 INFO L85 PathProgramCache]: Analyzing trace with hash -764773287, now seen corresponding path program 1 times [2021-12-06 21:47:04,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:04,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901358852] [2021-12-06 21:47:04,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:04,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:04,943 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:04,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:04,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901358852] [2021-12-06 21:47:04,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901358852] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:04,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:04,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:04,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952872859] [2021-12-06 21:47:04,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:04,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:04,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:04,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:04,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:04,946 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 151 out of 278 [2021-12-06 21:47:04,947 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 298 transitions, 814 flow. Second operand has 6 states, 6 states have (on average 157.5) internal successors, (945), 6 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:04,947 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:04,947 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 151 of 278 [2021-12-06 21:47:04,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:05,984 INFO L129 PetriNetUnfolder]: 1446/4311 cut-off events. [2021-12-06 21:47:05,984 INFO L130 PetriNetUnfolder]: For 126/126 co-relation queries the response was YES. [2021-12-06 21:47:05,993 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7532 conditions, 4311 events. 1446/4311 cut-off events. For 126/126 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 29829 event pairs, 100 based on Foata normal form. 0/3858 useless extension candidates. Maximal degree in co-relation 7515. Up to 1891 conditions per place. [2021-12-06 21:47:06,008 INFO L132 encePairwiseOnDemand]: 250/278 looper letters, 217 selfloop transitions, 74 changer transitions 0/470 dead transitions. [2021-12-06 21:47:06,009 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 470 transitions, 1740 flow [2021-12-06 21:47:06,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1199 transitions. [2021-12-06 21:47:06,012 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7188249400479616 [2021-12-06 21:47:06,012 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1199 transitions. [2021-12-06 21:47:06,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1199 transitions. [2021-12-06 21:47:06,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:06,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1199 transitions. [2021-12-06 21:47:06,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 199.83333333333334) internal successors, (1199), 6 states have internal predecessors, (1199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,019 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,019 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,019 INFO L186 Difference]: Start difference. First operand has 322 places, 298 transitions, 814 flow. Second operand 6 states and 1199 transitions. [2021-12-06 21:47:06,019 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 470 transitions, 1740 flow [2021-12-06 21:47:06,033 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 470 transitions, 1730 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-12-06 21:47:06,038 INFO L242 Difference]: Finished difference. Result has 326 places, 365 transitions, 1276 flow [2021-12-06 21:47:06,038 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=802, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1276, PETRI_PLACES=326, PETRI_TRANSITIONS=365} [2021-12-06 21:47:06,039 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 49 predicate places. [2021-12-06 21:47:06,039 INFO L470 AbstractCegarLoop]: Abstraction has has 326 places, 365 transitions, 1276 flow [2021-12-06 21:47:06,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 157.5) internal successors, (945), 6 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,039 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:06,039 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:06,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 21:47:06,040 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:06,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:06,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1532564956, now seen corresponding path program 1 times [2021-12-06 21:47:06,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:06,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945050446] [2021-12-06 21:47:06,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:06,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:06,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:06,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945050446] [2021-12-06 21:47:06,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945050446] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:06,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:06,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:06,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498612771] [2021-12-06 21:47:06,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:06,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:06,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:06,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:06,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:06,138 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 278 [2021-12-06 21:47:06,139 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 365 transitions, 1276 flow. Second operand has 6 states, 6 states have (on average 168.33333333333334) internal successors, (1010), 6 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,139 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:06,140 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 278 [2021-12-06 21:47:06,140 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:06,905 INFO L129 PetriNetUnfolder]: 1207/3991 cut-off events. [2021-12-06 21:47:06,905 INFO L130 PetriNetUnfolder]: For 1336/1417 co-relation queries the response was YES. [2021-12-06 21:47:06,912 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8098 conditions, 3991 events. 1207/3991 cut-off events. For 1336/1417 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 27081 event pairs, 792 based on Foata normal form. 0/3590 useless extension candidates. Maximal degree in co-relation 8077. Up to 2566 conditions per place. [2021-12-06 21:47:06,926 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 169 selfloop transitions, 5 changer transitions 0/364 dead transitions. [2021-12-06 21:47:06,926 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 364 transitions, 1622 flow [2021-12-06 21:47:06,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:06,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:06,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1079 transitions. [2021-12-06 21:47:06,929 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6468824940047961 [2021-12-06 21:47:06,929 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1079 transitions. [2021-12-06 21:47:06,929 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1079 transitions. [2021-12-06 21:47:06,929 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:06,929 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1079 transitions. [2021-12-06 21:47:06,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 179.83333333333334) internal successors, (1079), 6 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,933 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,933 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,933 INFO L186 Difference]: Start difference. First operand has 326 places, 365 transitions, 1276 flow. Second operand 6 states and 1079 transitions. [2021-12-06 21:47:06,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 364 transitions, 1622 flow [2021-12-06 21:47:06,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 364 transitions, 1622 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 21:47:06,942 INFO L242 Difference]: Finished difference. Result has 330 places, 364 transitions, 1284 flow [2021-12-06 21:47:06,943 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1274, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=364, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1284, PETRI_PLACES=330, PETRI_TRANSITIONS=364} [2021-12-06 21:47:06,943 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 53 predicate places. [2021-12-06 21:47:06,943 INFO L470 AbstractCegarLoop]: Abstraction has has 330 places, 364 transitions, 1284 flow [2021-12-06 21:47:06,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 168.33333333333334) internal successors, (1010), 6 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:06,944 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:06,944 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:06,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 21:47:06,944 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:06,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:06,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1950203685, now seen corresponding path program 1 times [2021-12-06 21:47:06,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:06,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77818886] [2021-12-06 21:47:06,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:06,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:07,029 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:07,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:07,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77818886] [2021-12-06 21:47:07,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77818886] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:07,029 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:07,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:07,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226101097] [2021-12-06 21:47:07,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:07,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:07,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:07,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:07,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:07,032 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 278 [2021-12-06 21:47:07,033 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 364 transitions, 1284 flow. Second operand has 6 states, 6 states have (on average 167.5) internal successors, (1005), 6 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:07,033 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:07,033 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 278 [2021-12-06 21:47:07,033 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:07,891 INFO L129 PetriNetUnfolder]: 1207/3990 cut-off events. [2021-12-06 21:47:07,891 INFO L130 PetriNetUnfolder]: For 1336/1417 co-relation queries the response was YES. [2021-12-06 21:47:07,899 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8104 conditions, 3990 events. 1207/3990 cut-off events. For 1336/1417 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 26995 event pairs, 792 based on Foata normal form. 0/3590 useless extension candidates. Maximal degree in co-relation 8082. Up to 2568 conditions per place. [2021-12-06 21:47:07,915 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 170 selfloop transitions, 5 changer transitions 0/363 dead transitions. [2021-12-06 21:47:07,915 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 334 places, 363 transitions, 1632 flow [2021-12-06 21:47:07,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1068 transitions. [2021-12-06 21:47:07,919 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6402877697841727 [2021-12-06 21:47:07,919 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1068 transitions. [2021-12-06 21:47:07,920 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1068 transitions. [2021-12-06 21:47:07,920 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:07,920 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1068 transitions. [2021-12-06 21:47:07,923 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 178.0) internal successors, (1068), 6 states have internal predecessors, (1068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:07,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:07,925 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:07,925 INFO L186 Difference]: Start difference. First operand has 330 places, 364 transitions, 1284 flow. Second operand 6 states and 1068 transitions. [2021-12-06 21:47:07,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 334 places, 363 transitions, 1632 flow [2021-12-06 21:47:07,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 363 transitions, 1622 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-12-06 21:47:07,935 INFO L242 Difference]: Finished difference. Result has 329 places, 363 transitions, 1282 flow [2021-12-06 21:47:07,936 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1272, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1282, PETRI_PLACES=329, PETRI_TRANSITIONS=363} [2021-12-06 21:47:07,936 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 52 predicate places. [2021-12-06 21:47:07,937 INFO L470 AbstractCegarLoop]: Abstraction has has 329 places, 363 transitions, 1282 flow [2021-12-06 21:47:07,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 167.5) internal successors, (1005), 6 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:07,937 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:07,937 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:07,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 21:47:07,937 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:07,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:07,938 INFO L85 PathProgramCache]: Analyzing trace with hash -2052367616, now seen corresponding path program 1 times [2021-12-06 21:47:07,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:07,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096755981] [2021-12-06 21:47:07,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:07,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:08,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:08,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096755981] [2021-12-06 21:47:08,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096755981] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:08,041 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:08,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:08,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800280618] [2021-12-06 21:47:08,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:08,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:08,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:08,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:08,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:08,044 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 278 [2021-12-06 21:47:08,045 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 329 places, 363 transitions, 1282 flow. Second operand has 6 states, 6 states have (on average 168.33333333333334) internal successors, (1010), 6 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:08,046 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:08,046 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 278 [2021-12-06 21:47:08,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:08,856 INFO L129 PetriNetUnfolder]: 1207/3989 cut-off events. [2021-12-06 21:47:08,857 INFO L130 PetriNetUnfolder]: For 1339/1420 co-relation queries the response was YES. [2021-12-06 21:47:08,865 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8102 conditions, 3989 events. 1207/3989 cut-off events. For 1339/1420 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 27087 event pairs, 792 based on Foata normal form. 0/3590 useless extension candidates. Maximal degree in co-relation 8080. Up to 2567 conditions per place. [2021-12-06 21:47:08,874 INFO L132 encePairwiseOnDemand]: 272/278 looper letters, 169 selfloop transitions, 5 changer transitions 0/362 dead transitions. [2021-12-06 21:47:08,874 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 333 places, 362 transitions, 1628 flow [2021-12-06 21:47:08,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:08,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1067 transitions. [2021-12-06 21:47:08,876 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6396882494004796 [2021-12-06 21:47:08,876 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1067 transitions. [2021-12-06 21:47:08,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1067 transitions. [2021-12-06 21:47:08,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:08,876 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1067 transitions. [2021-12-06 21:47:08,877 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 177.83333333333334) internal successors, (1067), 6 states have internal predecessors, (1067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:08,879 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:08,879 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:08,879 INFO L186 Difference]: Start difference. First operand has 329 places, 363 transitions, 1282 flow. Second operand 6 states and 1067 transitions. [2021-12-06 21:47:08,879 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 333 places, 362 transitions, 1628 flow [2021-12-06 21:47:08,884 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 362 transitions, 1618 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-12-06 21:47:08,888 INFO L242 Difference]: Finished difference. Result has 328 places, 362 transitions, 1280 flow [2021-12-06 21:47:08,889 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1270, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1280, PETRI_PLACES=328, PETRI_TRANSITIONS=362} [2021-12-06 21:47:08,889 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 51 predicate places. [2021-12-06 21:47:08,889 INFO L470 AbstractCegarLoop]: Abstraction has has 328 places, 362 transitions, 1280 flow [2021-12-06 21:47:08,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 168.33333333333334) internal successors, (1010), 6 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:08,890 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:08,890 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:08,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 21:47:08,890 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:08,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:08,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1139996680, now seen corresponding path program 1 times [2021-12-06 21:47:08,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:08,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067791315] [2021-12-06 21:47:08,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:08,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:08,992 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:08,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:08,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067791315] [2021-12-06 21:47:08,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067791315] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:08,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:08,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:08,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765509084] [2021-12-06 21:47:08,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:08,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:08,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:08,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:08,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:08,995 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 278 [2021-12-06 21:47:08,995 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 362 transitions, 1280 flow. Second operand has 6 states, 6 states have (on average 171.83333333333334) internal successors, (1031), 6 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:08,995 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:08,995 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 278 [2021-12-06 21:47:08,995 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:10,222 INFO L129 PetriNetUnfolder]: 1524/4615 cut-off events. [2021-12-06 21:47:10,222 INFO L130 PetriNetUnfolder]: For 1479/1573 co-relation queries the response was YES. [2021-12-06 21:47:10,231 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9519 conditions, 4615 events. 1524/4615 cut-off events. For 1479/1573 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 31600 event pairs, 624 based on Foata normal form. 16/4211 useless extension candidates. Maximal degree in co-relation 9497. Up to 2609 conditions per place. [2021-12-06 21:47:10,240 INFO L132 encePairwiseOnDemand]: 255/278 looper letters, 251 selfloop transitions, 130 changer transitions 0/571 dead transitions. [2021-12-06 21:47:10,240 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 333 places, 571 transitions, 2836 flow [2021-12-06 21:47:10,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:10,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:10,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1226 transitions. [2021-12-06 21:47:10,242 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7350119904076738 [2021-12-06 21:47:10,242 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1226 transitions. [2021-12-06 21:47:10,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1226 transitions. [2021-12-06 21:47:10,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:10,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1226 transitions. [2021-12-06 21:47:10,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 204.33333333333334) internal successors, (1226), 6 states have internal predecessors, (1226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:10,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:10,245 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:10,245 INFO L186 Difference]: Start difference. First operand has 328 places, 362 transitions, 1280 flow. Second operand 6 states and 1226 transitions. [2021-12-06 21:47:10,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 333 places, 571 transitions, 2836 flow [2021-12-06 21:47:10,252 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 571 transitions, 2826 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-12-06 21:47:10,258 INFO L242 Difference]: Finished difference. Result has 333 places, 491 transitions, 2498 flow [2021-12-06 21:47:10,258 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=1270, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2498, PETRI_PLACES=333, PETRI_TRANSITIONS=491} [2021-12-06 21:47:10,258 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 56 predicate places. [2021-12-06 21:47:10,259 INFO L470 AbstractCegarLoop]: Abstraction has has 333 places, 491 transitions, 2498 flow [2021-12-06 21:47:10,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 171.83333333333334) internal successors, (1031), 6 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:10,259 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:10,259 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:10,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 21:47:10,259 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:10,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:10,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1098592927, now seen corresponding path program 1 times [2021-12-06 21:47:10,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:10,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764804676] [2021-12-06 21:47:10,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:10,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:10,352 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:10,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:10,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764804676] [2021-12-06 21:47:10,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764804676] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:10,352 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:10,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:10,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836923162] [2021-12-06 21:47:10,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:10,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:10,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:10,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:10,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:10,354 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 278 [2021-12-06 21:47:10,354 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 333 places, 491 transitions, 2498 flow. Second operand has 6 states, 6 states have (on average 172.83333333333334) internal successors, (1037), 6 states have internal predecessors, (1037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:10,354 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:10,354 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 278 [2021-12-06 21:47:10,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:11,798 INFO L129 PetriNetUnfolder]: 1637/5416 cut-off events. [2021-12-06 21:47:11,798 INFO L130 PetriNetUnfolder]: For 3825/4006 co-relation queries the response was YES. [2021-12-06 21:47:11,814 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12544 conditions, 5416 events. 1637/5416 cut-off events. For 3825/4006 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 40643 event pairs, 508 based on Foata normal form. 0/5044 useless extension candidates. Maximal degree in co-relation 12518. Up to 2869 conditions per place. [2021-12-06 21:47:11,829 INFO L132 encePairwiseOnDemand]: 256/278 looper letters, 375 selfloop transitions, 129 changer transitions 5/699 dead transitions. [2021-12-06 21:47:11,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 699 transitions, 4554 flow [2021-12-06 21:47:11,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:11,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1225 transitions. [2021-12-06 21:47:11,831 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7344124700239808 [2021-12-06 21:47:11,832 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1225 transitions. [2021-12-06 21:47:11,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1225 transitions. [2021-12-06 21:47:11,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:11,869 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1225 transitions. [2021-12-06 21:47:11,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 204.16666666666666) internal successors, (1225), 6 states have internal predecessors, (1225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:11,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:11,872 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:11,872 INFO L186 Difference]: Start difference. First operand has 333 places, 491 transitions, 2498 flow. Second operand 6 states and 1225 transitions. [2021-12-06 21:47:11,872 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 699 transitions, 4554 flow [2021-12-06 21:47:11,881 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 699 transitions, 4554 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-06 21:47:11,889 INFO L242 Difference]: Finished difference. Result has 343 places, 618 transitions, 3964 flow [2021-12-06 21:47:11,889 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=2498, PETRI_DIFFERENCE_MINUEND_PLACES=333, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=491, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=455, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3964, PETRI_PLACES=343, PETRI_TRANSITIONS=618} [2021-12-06 21:47:11,890 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 66 predicate places. [2021-12-06 21:47:11,890 INFO L470 AbstractCegarLoop]: Abstraction has has 343 places, 618 transitions, 3964 flow [2021-12-06 21:47:11,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 172.83333333333334) internal successors, (1037), 6 states have internal predecessors, (1037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:11,890 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:11,890 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:11,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 21:47:11,890 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:11,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:11,891 INFO L85 PathProgramCache]: Analyzing trace with hash -421619158, now seen corresponding path program 1 times [2021-12-06 21:47:11,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:11,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263084213] [2021-12-06 21:47:11,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:11,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:11,981 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:11,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:11,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263084213] [2021-12-06 21:47:11,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263084213] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:11,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:11,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:47:11,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093394764] [2021-12-06 21:47:11,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:11,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:47:11,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:11,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:47:11,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:47:11,984 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 278 [2021-12-06 21:47:11,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 618 transitions, 3964 flow. Second operand has 6 states, 6 states have (on average 168.16666666666666) internal successors, (1009), 6 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:11,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:11,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 278 [2021-12-06 21:47:11,985 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:13,282 INFO L129 PetriNetUnfolder]: 1747/5574 cut-off events. [2021-12-06 21:47:13,282 INFO L130 PetriNetUnfolder]: For 5722/5750 co-relation queries the response was YES. [2021-12-06 21:47:13,301 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14911 conditions, 5574 events. 1747/5574 cut-off events. For 5722/5750 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 40949 event pairs, 657 based on Foata normal form. 0/5270 useless extension candidates. Maximal degree in co-relation 14880. Up to 3519 conditions per place. [2021-12-06 21:47:13,319 INFO L132 encePairwiseOnDemand]: 259/278 looper letters, 445 selfloop transitions, 84 changer transitions 0/716 dead transitions. [2021-12-06 21:47:13,319 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 716 transitions, 5536 flow [2021-12-06 21:47:13,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:47:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:47:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1139 transitions. [2021-12-06 21:47:13,321 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6828537170263789 [2021-12-06 21:47:13,321 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1139 transitions. [2021-12-06 21:47:13,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1139 transitions. [2021-12-06 21:47:13,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:13,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1139 transitions. [2021-12-06 21:47:13,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 189.83333333333334) internal successors, (1139), 6 states have internal predecessors, (1139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:13,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:13,325 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:13,325 INFO L186 Difference]: Start difference. First operand has 343 places, 618 transitions, 3964 flow. Second operand 6 states and 1139 transitions. [2021-12-06 21:47:13,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 716 transitions, 5536 flow [2021-12-06 21:47:13,345 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 716 transitions, 5282 flow, removed 127 selfloop flow, removed 0 redundant places. [2021-12-06 21:47:13,354 INFO L242 Difference]: Finished difference. Result has 352 places, 689 transitions, 4500 flow [2021-12-06 21:47:13,355 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=3716, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=618, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=570, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4500, PETRI_PLACES=352, PETRI_TRANSITIONS=689} [2021-12-06 21:47:13,355 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 75 predicate places. [2021-12-06 21:47:13,355 INFO L470 AbstractCegarLoop]: Abstraction has has 352 places, 689 transitions, 4500 flow [2021-12-06 21:47:13,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 168.16666666666666) internal successors, (1009), 6 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:13,355 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:13,356 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:13,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-06 21:47:13,356 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:13,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:13,356 INFO L85 PathProgramCache]: Analyzing trace with hash 846516053, now seen corresponding path program 1 times [2021-12-06 21:47:13,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:13,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331536579] [2021-12-06 21:47:13,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:13,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:13,718 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:13,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:13,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331536579] [2021-12-06 21:47:13,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331536579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:13,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:13,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-06 21:47:13,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731192740] [2021-12-06 21:47:13,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:13,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 21:47:13,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:13,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 21:47:13,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-12-06 21:47:13,721 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 278 [2021-12-06 21:47:13,722 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 689 transitions, 4500 flow. Second operand has 16 states, 16 states have (on average 134.125) internal successors, (2146), 16 states have internal predecessors, (2146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:13,723 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:13,723 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 278 [2021-12-06 21:47:13,723 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:16,506 INFO L129 PetriNetUnfolder]: 2459/7015 cut-off events. [2021-12-06 21:47:16,506 INFO L130 PetriNetUnfolder]: For 8741/8818 co-relation queries the response was YES. [2021-12-06 21:47:16,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20983 conditions, 7015 events. 2459/7015 cut-off events. For 8741/8818 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 53222 event pairs, 412 based on Foata normal form. 79/6776 useless extension candidates. Maximal degree in co-relation 20947. Up to 2799 conditions per place. [2021-12-06 21:47:16,545 INFO L132 encePairwiseOnDemand]: 251/278 looper letters, 693 selfloop transitions, 179 changer transitions 12/1042 dead transitions. [2021-12-06 21:47:16,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 1042 transitions, 8204 flow [2021-12-06 21:47:16,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-06 21:47:16,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-12-06 21:47:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 3547 transitions. [2021-12-06 21:47:16,549 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5316247002398081 [2021-12-06 21:47:16,549 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 3547 transitions. [2021-12-06 21:47:16,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 3547 transitions. [2021-12-06 21:47:16,550 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:16,550 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 3547 transitions. [2021-12-06 21:47:16,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 147.79166666666666) internal successors, (3547), 24 states have internal predecessors, (3547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:16,558 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 278.0) internal successors, (6950), 25 states have internal predecessors, (6950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:16,558 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 278.0) internal successors, (6950), 25 states have internal predecessors, (6950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:16,558 INFO L186 Difference]: Start difference. First operand has 352 places, 689 transitions, 4500 flow. Second operand 24 states and 3547 transitions. [2021-12-06 21:47:16,559 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 1042 transitions, 8204 flow [2021-12-06 21:47:16,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 1042 transitions, 8132 flow, removed 36 selfloop flow, removed 0 redundant places. [2021-12-06 21:47:16,613 INFO L242 Difference]: Finished difference. Result has 384 places, 745 transitions, 5492 flow [2021-12-06 21:47:16,613 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=4446, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=689, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=126, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=543, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=5492, PETRI_PLACES=384, PETRI_TRANSITIONS=745} [2021-12-06 21:47:16,614 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 107 predicate places. [2021-12-06 21:47:16,614 INFO L470 AbstractCegarLoop]: Abstraction has has 384 places, 745 transitions, 5492 flow [2021-12-06 21:47:16,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 134.125) internal successors, (2146), 16 states have internal predecessors, (2146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:16,614 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:16,614 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:16,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-06 21:47:16,614 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:16,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:16,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1352825455, now seen corresponding path program 2 times [2021-12-06 21:47:16,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:16,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529601149] [2021-12-06 21:47:16,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:16,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:16,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:16,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529601149] [2021-12-06 21:47:16,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529601149] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:16,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:16,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-06 21:47:16,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083697354] [2021-12-06 21:47:16,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:16,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-06 21:47:16,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:16,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-06 21:47:16,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2021-12-06 21:47:16,906 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 278 [2021-12-06 21:47:16,907 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 384 places, 745 transitions, 5492 flow. Second operand has 15 states, 15 states have (on average 134.46666666666667) internal successors, (2017), 15 states have internal predecessors, (2017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:16,907 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:16,907 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 278 [2021-12-06 21:47:16,908 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:21,031 INFO L129 PetriNetUnfolder]: 3731/10783 cut-off events. [2021-12-06 21:47:21,031 INFO L130 PetriNetUnfolder]: For 18386/18499 co-relation queries the response was YES. [2021-12-06 21:47:21,070 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33682 conditions, 10783 events. 3731/10783 cut-off events. For 18386/18499 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 93180 event pairs, 1022 based on Foata normal form. 109/10427 useless extension candidates. Maximal degree in co-relation 33636. Up to 3439 conditions per place. [2021-12-06 21:47:21,097 INFO L132 encePairwiseOnDemand]: 240/278 looper letters, 864 selfloop transitions, 284 changer transitions 12/1318 dead transitions. [2021-12-06 21:47:21,097 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 1318 transitions, 11539 flow [2021-12-06 21:47:21,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 21:47:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-12-06 21:47:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 2723 transitions. [2021-12-06 21:47:21,100 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.57617435463394 [2021-12-06 21:47:21,100 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 2723 transitions. [2021-12-06 21:47:21,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 2723 transitions. [2021-12-06 21:47:21,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:21,100 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 2723 transitions. [2021-12-06 21:47:21,103 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 160.1764705882353) internal successors, (2723), 17 states have internal predecessors, (2723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:21,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 278.0) internal successors, (5004), 18 states have internal predecessors, (5004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:21,106 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 278.0) internal successors, (5004), 18 states have internal predecessors, (5004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:21,107 INFO L186 Difference]: Start difference. First operand has 384 places, 745 transitions, 5492 flow. Second operand 17 states and 2723 transitions. [2021-12-06 21:47:21,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 1318 transitions, 11539 flow [2021-12-06 21:47:21,175 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 394 places, 1318 transitions, 11480 flow, removed 5 selfloop flow, removed 6 redundant places. [2021-12-06 21:47:21,189 INFO L242 Difference]: Finished difference. Result has 403 places, 862 transitions, 7905 flow [2021-12-06 21:47:21,190 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=5458, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=745, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=167, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=483, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=7905, PETRI_PLACES=403, PETRI_TRANSITIONS=862} [2021-12-06 21:47:21,190 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 126 predicate places. [2021-12-06 21:47:21,191 INFO L470 AbstractCegarLoop]: Abstraction has has 403 places, 862 transitions, 7905 flow [2021-12-06 21:47:21,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 134.46666666666667) internal successors, (2017), 15 states have internal predecessors, (2017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:21,191 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:21,191 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:21,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-06 21:47:21,191 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:21,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:21,192 INFO L85 PathProgramCache]: Analyzing trace with hash -214986321, now seen corresponding path program 3 times [2021-12-06 21:47:21,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:21,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160999760] [2021-12-06 21:47:21,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:21,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:21,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:21,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160999760] [2021-12-06 21:47:21,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160999760] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:21,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:21,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 21:47:21,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000173510] [2021-12-06 21:47:21,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:21,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-06 21:47:21,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:21,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 21:47:21,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:47:21,583 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 278 [2021-12-06 21:47:21,584 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 403 places, 862 transitions, 7905 flow. Second operand has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:21,584 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:21,584 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 278 [2021-12-06 21:47:21,585 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:27,587 INFO L129 PetriNetUnfolder]: 5179/14877 cut-off events. [2021-12-06 21:47:27,588 INFO L130 PetriNetUnfolder]: For 33497/33682 co-relation queries the response was YES. [2021-12-06 21:47:27,670 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48956 conditions, 14877 events. 5179/14877 cut-off events. For 33497/33682 co-relation queries the response was YES. Maximal size of possible extension queue 263. Compared 139136 event pairs, 1143 based on Foata normal form. 123/14375 useless extension candidates. Maximal degree in co-relation 48901. Up to 4766 conditions per place. [2021-12-06 21:47:27,712 INFO L132 encePairwiseOnDemand]: 231/278 looper letters, 1002 selfloop transitions, 363 changer transitions 10/1517 dead transitions. [2021-12-06 21:47:27,712 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 434 places, 1517 transitions, 15696 flow [2021-12-06 21:47:27,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-06 21:47:27,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-12-06 21:47:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 4188 transitions. [2021-12-06 21:47:27,717 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.47077338129496404 [2021-12-06 21:47:27,717 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 4188 transitions. [2021-12-06 21:47:27,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 4188 transitions. [2021-12-06 21:47:27,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:27,718 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 4188 transitions. [2021-12-06 21:47:27,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 130.875) internal successors, (4188), 32 states have internal predecessors, (4188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:27,728 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 278.0) internal successors, (9174), 33 states have internal predecessors, (9174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:27,729 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 278.0) internal successors, (9174), 33 states have internal predecessors, (9174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:27,729 INFO L186 Difference]: Start difference. First operand has 403 places, 862 transitions, 7905 flow. Second operand 32 states and 4188 transitions. [2021-12-06 21:47:27,729 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 434 places, 1517 transitions, 15696 flow [2021-12-06 21:47:27,865 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 427 places, 1517 transitions, 15561 flow, removed 0 selfloop flow, removed 7 redundant places. [2021-12-06 21:47:27,883 INFO L242 Difference]: Finished difference. Result has 441 places, 1021 transitions, 11279 flow [2021-12-06 21:47:27,883 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=7794, PETRI_DIFFERENCE_MINUEND_PLACES=396, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=862, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=215, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=539, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=11279, PETRI_PLACES=441, PETRI_TRANSITIONS=1021} [2021-12-06 21:47:27,884 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 164 predicate places. [2021-12-06 21:47:27,884 INFO L470 AbstractCegarLoop]: Abstraction has has 441 places, 1021 transitions, 11279 flow [2021-12-06 21:47:27,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:27,884 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:27,885 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:27,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 21:47:27,885 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:27,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:27,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1736159835, now seen corresponding path program 4 times [2021-12-06 21:47:27,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:27,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636434556] [2021-12-06 21:47:27,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:27,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:28,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:28,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636434556] [2021-12-06 21:47:28,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636434556] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:28,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:28,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 21:47:28,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103341478] [2021-12-06 21:47:28,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:28,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-06 21:47:28,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:28,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 21:47:28,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:47:28,322 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 278 [2021-12-06 21:47:28,324 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 441 places, 1021 transitions, 11279 flow. Second operand has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:28,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:28,325 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 278 [2021-12-06 21:47:28,325 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:36,396 INFO L129 PetriNetUnfolder]: 6700/19161 cut-off events. [2021-12-06 21:47:36,396 INFO L130 PetriNetUnfolder]: For 56873/57149 co-relation queries the response was YES. [2021-12-06 21:47:36,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65940 conditions, 19161 events. 6700/19161 cut-off events. For 56873/57149 co-relation queries the response was YES. Maximal size of possible extension queue 346. Compared 189480 event pairs, 1525 based on Foata normal form. 146/18507 useless extension candidates. Maximal degree in co-relation 65871. Up to 7143 conditions per place. [2021-12-06 21:47:36,645 INFO L132 encePairwiseOnDemand]: 232/278 looper letters, 1121 selfloop transitions, 411 changer transitions 8/1682 dead transitions. [2021-12-06 21:47:36,645 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 472 places, 1682 transitions, 19914 flow [2021-12-06 21:47:36,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-06 21:47:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-12-06 21:47:36,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 4177 transitions. [2021-12-06 21:47:36,650 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.4695368705035971 [2021-12-06 21:47:36,650 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 4177 transitions. [2021-12-06 21:47:36,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 4177 transitions. [2021-12-06 21:47:36,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:36,651 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 4177 transitions. [2021-12-06 21:47:36,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 130.53125) internal successors, (4177), 32 states have internal predecessors, (4177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:36,660 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 278.0) internal successors, (9174), 33 states have internal predecessors, (9174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:36,660 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 278.0) internal successors, (9174), 33 states have internal predecessors, (9174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:36,660 INFO L186 Difference]: Start difference. First operand has 441 places, 1021 transitions, 11279 flow. Second operand 32 states and 4177 transitions. [2021-12-06 21:47:36,661 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 472 places, 1682 transitions, 19914 flow [2021-12-06 21:47:36,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 456 places, 1682 transitions, 19638 flow, removed 84 selfloop flow, removed 16 redundant places. [2021-12-06 21:47:36,952 INFO L242 Difference]: Finished difference. Result has 472 places, 1176 transitions, 15003 flow [2021-12-06 21:47:36,953 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=11043, PETRI_DIFFERENCE_MINUEND_PLACES=425, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1021, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=262, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=637, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=15003, PETRI_PLACES=472, PETRI_TRANSITIONS=1176} [2021-12-06 21:47:36,953 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 195 predicate places. [2021-12-06 21:47:36,953 INFO L470 AbstractCegarLoop]: Abstraction has has 472 places, 1176 transitions, 15003 flow [2021-12-06 21:47:36,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:36,954 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:36,954 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:36,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-06 21:47:36,954 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:36,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:36,954 INFO L85 PathProgramCache]: Analyzing trace with hash 489649755, now seen corresponding path program 5 times [2021-12-06 21:47:36,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:36,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958889979] [2021-12-06 21:47:36,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:36,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:37,230 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:37,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:37,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958889979] [2021-12-06 21:47:37,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958889979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:37,231 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:37,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-06 21:47:37,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850487660] [2021-12-06 21:47:37,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:37,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 21:47:37,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:37,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 21:47:37,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2021-12-06 21:47:37,233 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 278 [2021-12-06 21:47:37,234 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 472 places, 1176 transitions, 15003 flow. Second operand has 16 states, 16 states have (on average 128.5) internal successors, (2056), 16 states have internal predecessors, (2056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:37,234 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:37,234 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 278 [2021-12-06 21:47:37,234 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:47:48,307 INFO L129 PetriNetUnfolder]: 10536/30269 cut-off events. [2021-12-06 21:47:48,308 INFO L130 PetriNetUnfolder]: For 104626/104957 co-relation queries the response was YES. [2021-12-06 21:47:48,704 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104674 conditions, 30269 events. 10536/30269 cut-off events. For 104626/104957 co-relation queries the response was YES. Maximal size of possible extension queue 587. Compared 330555 event pairs, 3017 based on Foata normal form. 231/29255 useless extension candidates. Maximal degree in co-relation 104589. Up to 9732 conditions per place. [2021-12-06 21:47:48,802 INFO L132 encePairwiseOnDemand]: 240/278 looper letters, 978 selfloop transitions, 615 changer transitions 6/1751 dead transitions. [2021-12-06 21:47:48,802 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 491 places, 1751 transitions, 24523 flow [2021-12-06 21:47:48,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-06 21:47:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-12-06 21:47:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 2869 transitions. [2021-12-06 21:47:48,807 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5160071942446043 [2021-12-06 21:47:48,807 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 2869 transitions. [2021-12-06 21:47:48,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 2869 transitions. [2021-12-06 21:47:48,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:47:48,808 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 2869 transitions. [2021-12-06 21:47:48,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 143.45) internal successors, (2869), 20 states have internal predecessors, (2869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:48,815 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 278.0) internal successors, (5838), 21 states have internal predecessors, (5838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:48,816 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 278.0) internal successors, (5838), 21 states have internal predecessors, (5838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:48,816 INFO L186 Difference]: Start difference. First operand has 472 places, 1176 transitions, 15003 flow. Second operand 20 states and 2869 transitions. [2021-12-06 21:47:48,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 491 places, 1751 transitions, 24523 flow [2021-12-06 21:47:49,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 477 places, 1751 transitions, 24277 flow, removed 82 selfloop flow, removed 14 redundant places. [2021-12-06 21:47:49,524 INFO L242 Difference]: Finished difference. Result has 487 places, 1384 transitions, 21408 flow [2021-12-06 21:47:49,525 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=14789, PETRI_DIFFERENCE_MINUEND_PLACES=458, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=407, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=603, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=21408, PETRI_PLACES=487, PETRI_TRANSITIONS=1384} [2021-12-06 21:47:49,526 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 210 predicate places. [2021-12-06 21:47:49,526 INFO L470 AbstractCegarLoop]: Abstraction has has 487 places, 1384 transitions, 21408 flow [2021-12-06 21:47:49,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 128.5) internal successors, (2056), 16 states have internal predecessors, (2056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:49,526 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:47:49,526 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:47:49,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-06 21:47:49,527 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:47:49,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:47:49,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1283970759, now seen corresponding path program 6 times [2021-12-06 21:47:49,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:47:49,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046031530] [2021-12-06 21:47:49,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:47:49,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:47:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:47:49,934 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:47:49,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:47:49,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046031530] [2021-12-06 21:47:49,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046031530] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:47:49,935 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:47:49,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 21:47:49,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280288635] [2021-12-06 21:47:49,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:47:49,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-06 21:47:49,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:47:49,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 21:47:49,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:47:49,938 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 278 [2021-12-06 21:47:49,940 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 487 places, 1384 transitions, 21408 flow. Second operand has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:47:49,940 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:47:49,940 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 278 [2021-12-06 21:47:49,940 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:48:06,339 INFO L129 PetriNetUnfolder]: 12711/36424 cut-off events. [2021-12-06 21:48:06,339 INFO L130 PetriNetUnfolder]: For 160077/160608 co-relation queries the response was YES. [2021-12-06 21:48:06,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130289 conditions, 36424 events. 12711/36424 cut-off events. For 160077/160608 co-relation queries the response was YES. Maximal size of possible extension queue 722. Compared 412594 event pairs, 3772 based on Foata normal form. 445/35358 useless extension candidates. Maximal degree in co-relation 130194. Up to 12520 conditions per place. [2021-12-06 21:48:06,895 INFO L132 encePairwiseOnDemand]: 230/278 looper letters, 1134 selfloop transitions, 728 changer transitions 12/2016 dead transitions. [2021-12-06 21:48:06,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 518 places, 2016 transitions, 31063 flow [2021-12-06 21:48:06,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-06 21:48:06,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-12-06 21:48:06,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 4195 transitions. [2021-12-06 21:48:06,903 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.47156025179856115 [2021-12-06 21:48:06,903 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 4195 transitions. [2021-12-06 21:48:06,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 4195 transitions. [2021-12-06 21:48:06,904 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:48:06,905 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 4195 transitions. [2021-12-06 21:48:06,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 131.09375) internal successors, (4195), 32 states have internal predecessors, (4195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:06,918 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 278.0) internal successors, (9174), 33 states have internal predecessors, (9174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:06,919 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 278.0) internal successors, (9174), 33 states have internal predecessors, (9174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:06,919 INFO L186 Difference]: Start difference. First operand has 487 places, 1384 transitions, 21408 flow. Second operand 32 states and 4195 transitions. [2021-12-06 21:48:06,919 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 518 places, 2016 transitions, 31063 flow [2021-12-06 21:48:08,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 512 places, 2016 transitions, 30857 flow, removed 60 selfloop flow, removed 6 redundant places. [2021-12-06 21:48:08,180 INFO L242 Difference]: Finished difference. Result has 525 places, 1539 transitions, 27408 flow [2021-12-06 21:48:08,181 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=21220, PETRI_DIFFERENCE_MINUEND_PLACES=481, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=574, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=679, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=27408, PETRI_PLACES=525, PETRI_TRANSITIONS=1539} [2021-12-06 21:48:08,182 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 248 predicate places. [2021-12-06 21:48:08,182 INFO L470 AbstractCegarLoop]: Abstraction has has 525 places, 1539 transitions, 27408 flow [2021-12-06 21:48:08,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:08,182 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:48:08,182 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:48:08,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-12-06 21:48:08,183 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:48:08,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:08,183 INFO L85 PathProgramCache]: Analyzing trace with hash -865796389, now seen corresponding path program 7 times [2021-12-06 21:48:08,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:08,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345693596] [2021-12-06 21:48:08,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:08,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:48:08,459 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:08,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345693596] [2021-12-06 21:48:08,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345693596] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:48:08,459 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:48:08,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-12-06 21:48:08,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073482774] [2021-12-06 21:48:08,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:48:08,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-12-06 21:48:08,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:48:08,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-06 21:48:08,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-12-06 21:48:08,462 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 278 [2021-12-06 21:48:08,463 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 1539 transitions, 27408 flow. Second operand has 17 states, 17 states have (on average 128.1764705882353) internal successors, (2179), 17 states have internal predecessors, (2179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:08,463 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:48:08,463 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 278 [2021-12-06 21:48:08,463 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:48:27,663 INFO L129 PetriNetUnfolder]: 13930/39852 cut-off events. [2021-12-06 21:48:27,663 INFO L130 PetriNetUnfolder]: For 216763/217468 co-relation queries the response was YES. [2021-12-06 21:48:28,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 147348 conditions, 39852 events. 13930/39852 cut-off events. For 216763/217468 co-relation queries the response was YES. Maximal size of possible extension queue 794. Compared 459841 event pairs, 3738 based on Foata normal form. 509/38703 useless extension candidates. Maximal degree in co-relation 147240. Up to 14334 conditions per place. [2021-12-06 21:48:28,426 INFO L132 encePairwiseOnDemand]: 238/278 looper letters, 1040 selfloop transitions, 909 changer transitions 10/2111 dead transitions. [2021-12-06 21:48:28,426 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 546 places, 2111 transitions, 36965 flow [2021-12-06 21:48:28,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-06 21:48:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-12-06 21:48:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 3238 transitions. [2021-12-06 21:48:28,431 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5294310006540223 [2021-12-06 21:48:28,431 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 3238 transitions. [2021-12-06 21:48:28,431 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 3238 transitions. [2021-12-06 21:48:28,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:48:28,432 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 3238 transitions. [2021-12-06 21:48:28,436 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 147.1818181818182) internal successors, (3238), 22 states have internal predecessors, (3238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:28,440 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 278.0) internal successors, (6394), 23 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:28,441 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 278.0) internal successors, (6394), 23 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:28,441 INFO L186 Difference]: Start difference. First operand has 525 places, 1539 transitions, 27408 flow. Second operand 22 states and 3238 transitions. [2021-12-06 21:48:28,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 546 places, 2111 transitions, 36965 flow [2021-12-06 21:48:30,015 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 528 places, 2111 transitions, 36509 flow, removed 136 selfloop flow, removed 18 redundant places. [2021-12-06 21:48:30,052 INFO L242 Difference]: Finished difference. Result has 535 places, 1672 transitions, 33051 flow [2021-12-06 21:48:30,053 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=26971, PETRI_DIFFERENCE_MINUEND_PLACES=507, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=780, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=652, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=33051, PETRI_PLACES=535, PETRI_TRANSITIONS=1672} [2021-12-06 21:48:30,054 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 258 predicate places. [2021-12-06 21:48:30,054 INFO L470 AbstractCegarLoop]: Abstraction has has 535 places, 1672 transitions, 33051 flow [2021-12-06 21:48:30,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 128.1764705882353) internal successors, (2179), 17 states have internal predecessors, (2179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:30,054 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:48:30,054 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:48:30,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-06 21:48:30,055 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:48:30,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:30,055 INFO L85 PathProgramCache]: Analyzing trace with hash -419334965, now seen corresponding path program 8 times [2021-12-06 21:48:30,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:30,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767253270] [2021-12-06 21:48:30,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:30,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:30,325 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:48:30,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:30,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767253270] [2021-12-06 21:48:30,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767253270] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:48:30,325 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:48:30,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-06 21:48:30,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71986042] [2021-12-06 21:48:30,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:48:30,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 21:48:30,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:48:30,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 21:48:30,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2021-12-06 21:48:30,328 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 278 [2021-12-06 21:48:30,329 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 1672 transitions, 33051 flow. Second operand has 16 states, 16 states have (on average 128.5) internal successors, (2056), 16 states have internal predecessors, (2056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:30,329 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:48:30,329 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 278 [2021-12-06 21:48:30,329 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:48:51,172 INFO L129 PetriNetUnfolder]: 15190/43475 cut-off events. [2021-12-06 21:48:51,172 INFO L130 PetriNetUnfolder]: For 279387/280199 co-relation queries the response was YES. [2021-12-06 21:48:51,905 INFO L84 FinitePrefix]: Finished finitePrefix Result has 165038 conditions, 43475 events. 15190/43475 cut-off events. For 279387/280199 co-relation queries the response was YES. Maximal size of possible extension queue 873. Compared 509880 event pairs, 4081 based on Foata normal form. 556/42225 useless extension candidates. Maximal degree in co-relation 164923. Up to 14574 conditions per place. [2021-12-06 21:48:52,042 INFO L132 encePairwiseOnDemand]: 239/278 looper letters, 1009 selfloop transitions, 1014 changer transitions 8/2183 dead transitions. [2021-12-06 21:48:52,042 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 554 places, 2183 transitions, 42939 flow [2021-12-06 21:48:52,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-06 21:48:52,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-12-06 21:48:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 2919 transitions. [2021-12-06 21:48:52,045 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.525 [2021-12-06 21:48:52,045 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 2919 transitions. [2021-12-06 21:48:52,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 2919 transitions. [2021-12-06 21:48:52,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:48:52,046 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 2919 transitions. [2021-12-06 21:48:52,048 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 145.95) internal successors, (2919), 20 states have internal predecessors, (2919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:52,053 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 278.0) internal successors, (5838), 21 states have internal predecessors, (5838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:52,053 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 278.0) internal successors, (5838), 21 states have internal predecessors, (5838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:52,053 INFO L186 Difference]: Start difference. First operand has 535 places, 1672 transitions, 33051 flow. Second operand 20 states and 2919 transitions. [2021-12-06 21:48:52,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 554 places, 2183 transitions, 42939 flow [2021-12-06 21:48:54,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 547 places, 2183 transitions, 42664 flow, removed 67 selfloop flow, removed 7 redundant places. [2021-12-06 21:48:54,134 INFO L242 Difference]: Finished difference. Result has 557 places, 1796 transitions, 40381 flow [2021-12-06 21:48:54,136 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=32787, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1672, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=891, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=678, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=40381, PETRI_PLACES=557, PETRI_TRANSITIONS=1796} [2021-12-06 21:48:54,136 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 280 predicate places. [2021-12-06 21:48:54,136 INFO L470 AbstractCegarLoop]: Abstraction has has 557 places, 1796 transitions, 40381 flow [2021-12-06 21:48:54,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 128.5) internal successors, (2056), 16 states have internal predecessors, (2056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:54,136 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:48:54,137 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:48:54,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-06 21:48:54,137 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:48:54,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:48:54,137 INFO L85 PathProgramCache]: Analyzing trace with hash -914303653, now seen corresponding path program 9 times [2021-12-06 21:48:54,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:48:54,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060616177] [2021-12-06 21:48:54,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:48:54,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:48:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:48:54,513 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:48:54,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:48:54,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060616177] [2021-12-06 21:48:54,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060616177] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:48:54,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:48:54,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 21:48:54,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990450340] [2021-12-06 21:48:54,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:48:54,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-06 21:48:54,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:48:54,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 21:48:54,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:48:54,517 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 278 [2021-12-06 21:48:54,519 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 1796 transitions, 40381 flow. Second operand has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:48:54,519 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:48:54,519 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 278 [2021-12-06 21:48:54,519 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:49:19,993 INFO L129 PetriNetUnfolder]: 16496/47245 cut-off events. [2021-12-06 21:49:19,993 INFO L130 PetriNetUnfolder]: For 378771/379756 co-relation queries the response was YES. [2021-12-06 21:49:20,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 185487 conditions, 47245 events. 16496/47245 cut-off events. For 378771/379756 co-relation queries the response was YES. Maximal size of possible extension queue 949. Compared 562194 event pairs, 4137 based on Foata normal form. 640/45938 useless extension candidates. Maximal degree in co-relation 185362. Up to 14365 conditions per place. [2021-12-06 21:49:20,995 INFO L132 encePairwiseOnDemand]: 232/278 looper letters, 1170 selfloop transitions, 1069 changer transitions 8/2389 dead transitions. [2021-12-06 21:49:20,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 587 places, 2389 transitions, 51832 flow [2021-12-06 21:49:20,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-12-06 21:49:20,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-12-06 21:49:20,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 4038 transitions. [2021-12-06 21:49:21,000 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.46855418890693895 [2021-12-06 21:49:21,000 INFO L72 ComplementDD]: Start complementDD. Operand 31 states and 4038 transitions. [2021-12-06 21:49:21,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 4038 transitions. [2021-12-06 21:49:21,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:49:21,001 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 31 states and 4038 transitions. [2021-12-06 21:49:21,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 32 states, 31 states have (on average 130.25806451612902) internal successors, (4038), 31 states have internal predecessors, (4038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:21,010 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 32 states, 32 states have (on average 278.0) internal successors, (8896), 32 states have internal predecessors, (8896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:21,011 INFO L81 ComplementDD]: Finished complementDD. Result has 32 states, 32 states have (on average 278.0) internal successors, (8896), 32 states have internal predecessors, (8896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:21,011 INFO L186 Difference]: Start difference. First operand has 557 places, 1796 transitions, 40381 flow. Second operand 31 states and 4038 transitions. [2021-12-06 21:49:21,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 587 places, 2389 transitions, 51832 flow [2021-12-06 21:49:23,988 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 581 places, 2389 transitions, 51564 flow, removed 76 selfloop flow, removed 6 redundant places. [2021-12-06 21:49:24,035 INFO L242 Difference]: Finished difference. Result has 591 places, 1933 transitions, 47725 flow [2021-12-06 21:49:24,037 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=40187, PETRI_DIFFERENCE_MINUEND_PLACES=551, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1796, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=933, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=746, PETRI_DIFFERENCE_SUBTRAHEND_STATES=31, PETRI_FLOW=47725, PETRI_PLACES=591, PETRI_TRANSITIONS=1933} [2021-12-06 21:49:24,037 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 314 predicate places. [2021-12-06 21:49:24,037 INFO L470 AbstractCegarLoop]: Abstraction has has 591 places, 1933 transitions, 47725 flow [2021-12-06 21:49:24,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:24,038 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:49:24,038 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:49:24,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-06 21:49:24,038 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:49:24,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:49:24,038 INFO L85 PathProgramCache]: Analyzing trace with hash -287503579, now seen corresponding path program 10 times [2021-12-06 21:49:24,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:49:24,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638084950] [2021-12-06 21:49:24,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:49:24,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:49:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:49:24,362 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:49:24,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:49:24,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638084950] [2021-12-06 21:49:24,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638084950] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:49:24,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:49:24,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 21:49:24,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684890359] [2021-12-06 21:49:24,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:49:24,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-06 21:49:24,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:49:24,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 21:49:24,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:49:24,365 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 278 [2021-12-06 21:49:24,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 591 places, 1933 transitions, 47725 flow. Second operand has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:24,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:49:24,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 278 [2021-12-06 21:49:24,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:49:54,886 INFO L129 PetriNetUnfolder]: 17706/50792 cut-off events. [2021-12-06 21:49:54,886 INFO L130 PetriNetUnfolder]: For 473771/474778 co-relation queries the response was YES. [2021-12-06 21:49:55,992 INFO L84 FinitePrefix]: Finished finitePrefix Result has 204237 conditions, 50792 events. 17706/50792 cut-off events. For 473771/474778 co-relation queries the response was YES. Maximal size of possible extension queue 1027. Compared 611821 event pairs, 4826 based on Foata normal form. 696/49393 useless extension candidates. Maximal degree in co-relation 204102. Up to 16219 conditions per place. [2021-12-06 21:49:56,162 INFO L132 encePairwiseOnDemand]: 232/278 looper letters, 1151 selfloop transitions, 1163 changer transitions 8/2464 dead transitions. [2021-12-06 21:49:56,162 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 620 places, 2464 transitions, 58817 flow [2021-12-06 21:49:56,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-06 21:49:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-06 21:49:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 3890 transitions. [2021-12-06 21:49:56,166 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.46642685851318944 [2021-12-06 21:49:56,166 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 3890 transitions. [2021-12-06 21:49:56,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 3890 transitions. [2021-12-06 21:49:56,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:49:56,167 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 3890 transitions. [2021-12-06 21:49:56,172 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 129.66666666666666) internal successors, (3890), 30 states have internal predecessors, (3890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:56,179 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 278.0) internal successors, (8618), 31 states have internal predecessors, (8618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:56,180 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 278.0) internal successors, (8618), 31 states have internal predecessors, (8618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:56,180 INFO L186 Difference]: Start difference. First operand has 591 places, 1933 transitions, 47725 flow. Second operand 30 states and 3890 transitions. [2021-12-06 21:49:56,180 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 620 places, 2464 transitions, 58817 flow [2021-12-06 21:49:59,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 605 places, 2464 transitions, 57381 flow, removed 77 selfloop flow, removed 15 redundant places. [2021-12-06 21:49:59,886 INFO L242 Difference]: Finished difference. Result has 612 places, 2055 transitions, 54047 flow [2021-12-06 21:49:59,887 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=46399, PETRI_DIFFERENCE_MINUEND_PLACES=576, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1933, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1042, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=787, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=54047, PETRI_PLACES=612, PETRI_TRANSITIONS=2055} [2021-12-06 21:49:59,887 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 335 predicate places. [2021-12-06 21:49:59,888 INFO L470 AbstractCegarLoop]: Abstraction has has 612 places, 2055 transitions, 54047 flow [2021-12-06 21:49:59,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:49:59,888 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:49:59,888 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:49:59,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-06 21:49:59,888 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:49:59,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:49:59,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1934364999, now seen corresponding path program 11 times [2021-12-06 21:49:59,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:49:59,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437195870] [2021-12-06 21:49:59,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:49:59,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:49:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:00,112 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:50:00,112 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:50:00,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437195870] [2021-12-06 21:50:00,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437195870] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:50:00,113 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:50:00,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-12-06 21:50:00,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16315148] [2021-12-06 21:50:00,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:50:00,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-06 21:50:00,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:50:00,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-06 21:50:00,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-12-06 21:50:00,116 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 278 [2021-12-06 21:50:00,118 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 612 places, 2055 transitions, 54047 flow. Second operand has 15 states, 15 states have (on average 134.46666666666667) internal successors, (2017), 15 states have internal predecessors, (2017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:50:00,118 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:50:00,118 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 278 [2021-12-06 21:50:00,118 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:50:32,835 INFO L129 PetriNetUnfolder]: 19059/54537 cut-off events. [2021-12-06 21:50:32,835 INFO L130 PetriNetUnfolder]: For 559587/560826 co-relation queries the response was YES. [2021-12-06 21:50:34,105 INFO L84 FinitePrefix]: Finished finitePrefix Result has 225039 conditions, 54537 events. 19059/54537 cut-off events. For 559587/560826 co-relation queries the response was YES. Maximal size of possible extension queue 1120. Compared 664296 event pairs, 4717 based on Foata normal form. 788/53056 useless extension candidates. Maximal degree in co-relation 224897. Up to 18134 conditions per place. [2021-12-06 21:50:34,286 INFO L132 encePairwiseOnDemand]: 243/278 looper letters, 1296 selfloop transitions, 1200 changer transitions 6/2660 dead transitions. [2021-12-06 21:50:34,286 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 633 places, 2660 transitions, 66786 flow [2021-12-06 21:50:34,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-06 21:50:34,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-12-06 21:50:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 3339 transitions. [2021-12-06 21:50:34,290 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5459450621321125 [2021-12-06 21:50:34,290 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 3339 transitions. [2021-12-06 21:50:34,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 3339 transitions. [2021-12-06 21:50:34,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:50:34,291 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 3339 transitions. [2021-12-06 21:50:34,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 151.77272727272728) internal successors, (3339), 22 states have internal predecessors, (3339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:50:34,297 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 278.0) internal successors, (6394), 23 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:50:34,297 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 278.0) internal successors, (6394), 23 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:50:34,298 INFO L186 Difference]: Start difference. First operand has 612 places, 2055 transitions, 54047 flow. Second operand 22 states and 3339 transitions. [2021-12-06 21:50:34,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 633 places, 2660 transitions, 66786 flow [2021-12-06 21:50:38,904 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 616 places, 2660 transitions, 66348 flow, removed 125 selfloop flow, removed 17 redundant places. [2021-12-06 21:50:38,960 INFO L242 Difference]: Finished difference. Result has 627 places, 2195 transitions, 62061 flow [2021-12-06 21:50:38,961 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=53619, PETRI_DIFFERENCE_MINUEND_PLACES=595, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2055, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1062, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=878, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=62061, PETRI_PLACES=627, PETRI_TRANSITIONS=2195} [2021-12-06 21:50:38,962 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 350 predicate places. [2021-12-06 21:50:38,962 INFO L470 AbstractCegarLoop]: Abstraction has has 627 places, 2195 transitions, 62061 flow [2021-12-06 21:50:38,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 134.46666666666667) internal successors, (2017), 15 states have internal predecessors, (2017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:50:38,962 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:50:38,962 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:50:38,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-06 21:50:38,962 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:50:38,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:50:38,963 INFO L85 PathProgramCache]: Analyzing trace with hash 413792344, now seen corresponding path program 1 times [2021-12-06 21:50:38,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:50:38,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454606081] [2021-12-06 21:50:38,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:50:38,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:50:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:50:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:50:39,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:50:39,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454606081] [2021-12-06 21:50:39,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454606081] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:50:39,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:50:39,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-06 21:50:39,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533453783] [2021-12-06 21:50:39,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:50:39,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 21:50:39,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:50:39,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 21:50:39,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-12-06 21:50:39,180 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 278 [2021-12-06 21:50:39,182 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 627 places, 2195 transitions, 62061 flow. Second operand has 16 states, 16 states have (on average 134.0625) internal successors, (2145), 16 states have internal predecessors, (2145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:50:39,182 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:50:39,182 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 278 [2021-12-06 21:50:39,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:51:14,420 INFO L129 PetriNetUnfolder]: 19612/55955 cut-off events. [2021-12-06 21:51:14,420 INFO L130 PetriNetUnfolder]: For 652538/653388 co-relation queries the response was YES. [2021-12-06 21:51:15,849 INFO L84 FinitePrefix]: Finished finitePrefix Result has 235246 conditions, 55955 events. 19612/55955 cut-off events. For 652538/653388 co-relation queries the response was YES. Maximal size of possible extension queue 1120. Compared 679233 event pairs, 7531 based on Foata normal form. 733/54399 useless extension candidates. Maximal degree in co-relation 235093. Up to 34264 conditions per place. [2021-12-06 21:51:16,041 INFO L132 encePairwiseOnDemand]: 252/278 looper letters, 1860 selfloop transitions, 532 changer transitions 2/2551 dead transitions. [2021-12-06 21:51:16,041 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 646 places, 2551 transitions, 74057 flow [2021-12-06 21:51:16,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-06 21:51:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-12-06 21:51:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 2928 transitions. [2021-12-06 21:51:16,044 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5266187050359712 [2021-12-06 21:51:16,045 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 2928 transitions. [2021-12-06 21:51:16,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 2928 transitions. [2021-12-06 21:51:16,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:51:16,045 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 2928 transitions. [2021-12-06 21:51:16,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 146.4) internal successors, (2928), 20 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:51:16,050 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 278.0) internal successors, (5838), 21 states have internal predecessors, (5838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:51:16,051 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 278.0) internal successors, (5838), 21 states have internal predecessors, (5838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:51:16,051 INFO L186 Difference]: Start difference. First operand has 627 places, 2195 transitions, 62061 flow. Second operand 20 states and 2928 transitions. [2021-12-06 21:51:16,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 646 places, 2551 transitions, 74057 flow [2021-12-06 21:51:20,896 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 641 places, 2551 transitions, 73561 flow, removed 152 selfloop flow, removed 5 redundant places. [2021-12-06 21:51:20,956 INFO L242 Difference]: Finished difference. Result has 645 places, 2308 transitions, 66714 flow [2021-12-06 21:51:20,958 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=61689, PETRI_DIFFERENCE_MINUEND_PLACES=622, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=420, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1746, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=66714, PETRI_PLACES=645, PETRI_TRANSITIONS=2308} [2021-12-06 21:51:20,958 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 368 predicate places. [2021-12-06 21:51:20,958 INFO L470 AbstractCegarLoop]: Abstraction has has 645 places, 2308 transitions, 66714 flow [2021-12-06 21:51:20,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 134.0625) internal successors, (2145), 16 states have internal predecessors, (2145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:51:20,959 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:51:20,959 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:51:20,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-06 21:51:20,959 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:51:20,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:51:20,959 INFO L85 PathProgramCache]: Analyzing trace with hash -815003487, now seen corresponding path program 12 times [2021-12-06 21:51:20,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:51:20,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106855946] [2021-12-06 21:51:20,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:51:20,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:51:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:51:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:51:21,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:51:21,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106855946] [2021-12-06 21:51:21,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106855946] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:51:21,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:51:21,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-12-06 21:51:21,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346009633] [2021-12-06 21:51:21,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:51:21,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-12-06 21:51:21,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:51:21,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 21:51:21,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2021-12-06 21:51:21,259 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 278 [2021-12-06 21:51:21,260 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 645 places, 2308 transitions, 66714 flow. Second operand has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:51:21,260 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:51:21,261 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 278 [2021-12-06 21:51:21,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:52:01,131 INFO L129 PetriNetUnfolder]: 20357/58308 cut-off events. [2021-12-06 21:52:01,131 INFO L130 PetriNetUnfolder]: For 753825/755020 co-relation queries the response was YES. [2021-12-06 21:52:02,693 INFO L84 FinitePrefix]: Finished finitePrefix Result has 258261 conditions, 58308 events. 20357/58308 cut-off events. For 753825/755020 co-relation queries the response was YES. Maximal size of possible extension queue 1209. Compared 717739 event pairs, 5634 based on Foata normal form. 861/56764 useless extension candidates. Maximal degree in co-relation 258104. Up to 20171 conditions per place. [2021-12-06 21:52:02,932 INFO L132 encePairwiseOnDemand]: 233/278 looper letters, 1281 selfloop transitions, 1400 changer transitions 6/2831 dead transitions. [2021-12-06 21:52:02,932 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 673 places, 2831 transitions, 79831 flow [2021-12-06 21:52:02,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-12-06 21:52:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-12-06 21:52:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 3727 transitions. [2021-12-06 21:52:02,935 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.46229223517737533 [2021-12-06 21:52:02,935 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 3727 transitions. [2021-12-06 21:52:02,936 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 3727 transitions. [2021-12-06 21:52:02,936 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:52:02,936 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 3727 transitions. [2021-12-06 21:52:02,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 128.51724137931035) internal successors, (3727), 29 states have internal predecessors, (3727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:02,943 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 278.0) internal successors, (8340), 30 states have internal predecessors, (8340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:02,943 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 278.0) internal successors, (8340), 30 states have internal predecessors, (8340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:02,943 INFO L186 Difference]: Start difference. First operand has 645 places, 2308 transitions, 66714 flow. Second operand 29 states and 3727 transitions. [2021-12-06 21:52:02,944 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 673 places, 2831 transitions, 79831 flow [2021-12-06 21:52:09,176 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 664 places, 2831 transitions, 79596 flow, removed 24 selfloop flow, removed 9 redundant places. [2021-12-06 21:52:09,246 INFO L242 Difference]: Finished difference. Result has 671 places, 2440 transitions, 76930 flow [2021-12-06 21:52:09,248 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=66507, PETRI_DIFFERENCE_MINUEND_PLACES=636, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1269, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=932, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=76930, PETRI_PLACES=671, PETRI_TRANSITIONS=2440} [2021-12-06 21:52:09,249 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 394 predicate places. [2021-12-06 21:52:09,249 INFO L470 AbstractCegarLoop]: Abstraction has has 671 places, 2440 transitions, 76930 flow [2021-12-06 21:52:09,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 117.9) internal successors, (2358), 20 states have internal predecessors, (2358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:09,249 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:52:09,249 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:52:09,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-12-06 21:52:09,249 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:52:09,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:52:09,250 INFO L85 PathProgramCache]: Analyzing trace with hash -2068871683, now seen corresponding path program 13 times [2021-12-06 21:52:09,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:52:09,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13744725] [2021-12-06 21:52:09,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:52:09,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:52:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:52:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:52:09,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:52:09,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13744725] [2021-12-06 21:52:09,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13744725] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:52:09,500 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:52:09,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-06 21:52:09,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964341160] [2021-12-06 21:52:09,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:52:09,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 21:52:09,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:52:09,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 21:52:09,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-12-06 21:52:09,502 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 278 [2021-12-06 21:52:09,503 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 671 places, 2440 transitions, 76930 flow. Second operand has 16 states, 16 states have (on average 134.125) internal successors, (2146), 16 states have internal predecessors, (2146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:09,503 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:52:09,503 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 278 [2021-12-06 21:52:09,503 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:52:54,241 INFO L129 PetriNetUnfolder]: 21566/61809 cut-off events. [2021-12-06 21:52:54,242 INFO L130 PetriNetUnfolder]: For 916726/918081 co-relation queries the response was YES. [2021-12-06 21:52:55,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281134 conditions, 61809 events. 21566/61809 cut-off events. For 916726/918081 co-relation queries the response was YES. Maximal size of possible extension queue 1282. Compared 769740 event pairs, 5661 based on Foata normal form. 943/60211 useless extension candidates. Maximal degree in co-relation 280970. Up to 20046 conditions per place. [2021-12-06 21:52:56,133 INFO L132 encePairwiseOnDemand]: 243/278 looper letters, 1396 selfloop transitions, 1433 changer transitions 6/2995 dead transitions. [2021-12-06 21:52:56,133 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 691 places, 2995 transitions, 90966 flow [2021-12-06 21:52:56,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-06 21:52:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-06 21:52:56,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3175 transitions. [2021-12-06 21:52:56,136 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5438506337786914 [2021-12-06 21:52:56,136 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3175 transitions. [2021-12-06 21:52:56,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3175 transitions. [2021-12-06 21:52:56,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:52:56,137 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3175 transitions. [2021-12-06 21:52:56,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 151.1904761904762) internal successors, (3175), 21 states have internal predecessors, (3175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:56,142 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 278.0) internal successors, (6116), 22 states have internal predecessors, (6116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:56,142 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 278.0) internal successors, (6116), 22 states have internal predecessors, (6116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:52:56,142 INFO L186 Difference]: Start difference. First operand has 671 places, 2440 transitions, 76930 flow. Second operand 21 states and 3175 transitions. [2021-12-06 21:52:56,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 691 places, 2995 transitions, 90966 flow [2021-12-06 21:53:03,270 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 674 places, 2995 transitions, 90554 flow, removed 67 selfloop flow, removed 17 redundant places. [2021-12-06 21:53:03,345 INFO L242 Difference]: Finished difference. Result has 683 places, 2569 transitions, 86318 flow [2021-12-06 21:53:03,347 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=76541, PETRI_DIFFERENCE_MINUEND_PLACES=654, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2440, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1305, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1029, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=86318, PETRI_PLACES=683, PETRI_TRANSITIONS=2569} [2021-12-06 21:53:03,347 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 406 predicate places. [2021-12-06 21:53:03,347 INFO L470 AbstractCegarLoop]: Abstraction has has 683 places, 2569 transitions, 86318 flow [2021-12-06 21:53:03,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 134.125) internal successors, (2146), 16 states have internal predecessors, (2146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:03,348 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:53:03,348 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:53:03,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-06 21:53:03,348 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:53:03,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:53:03,348 INFO L85 PathProgramCache]: Analyzing trace with hash -45185233, now seen corresponding path program 1 times [2021-12-06 21:53:03,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:53:03,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153837528] [2021-12-06 21:53:03,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:53:03,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:53:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:53:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:53:03,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:53:03,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153837528] [2021-12-06 21:53:03,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153837528] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:53:03,429 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:53:03,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 21:53:03,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584327380] [2021-12-06 21:53:03,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:53:03,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:53:03,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:53:03,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:53:03,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:53:03,430 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 278 [2021-12-06 21:53:03,431 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 683 places, 2569 transitions, 86318 flow. Second operand has 6 states, 6 states have (on average 169.16666666666666) internal successors, (1015), 6 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:03,431 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:53:03,431 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 278 [2021-12-06 21:53:03,431 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:53:45,982 INFO L129 PetriNetUnfolder]: 18990/56730 cut-off events. [2021-12-06 21:53:45,982 INFO L130 PetriNetUnfolder]: For 793471/794184 co-relation queries the response was YES. [2021-12-06 21:53:47,830 INFO L84 FinitePrefix]: Finished finitePrefix Result has 255619 conditions, 56730 events. 18990/56730 cut-off events. For 793471/794184 co-relation queries the response was YES. Maximal size of possible extension queue 1319. Compared 711176 event pairs, 6610 based on Foata normal form. 441/55125 useless extension candidates. Maximal degree in co-relation 255446. Up to 36183 conditions per place. [2021-12-06 21:53:48,056 INFO L132 encePairwiseOnDemand]: 259/278 looper letters, 2098 selfloop transitions, 314 changer transitions 0/2811 dead transitions. [2021-12-06 21:53:48,056 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 688 places, 2811 transitions, 96955 flow [2021-12-06 21:53:48,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 21:53:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-12-06 21:53:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1135 transitions. [2021-12-06 21:53:48,058 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6804556354916067 [2021-12-06 21:53:48,058 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1135 transitions. [2021-12-06 21:53:48,058 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1135 transitions. [2021-12-06 21:53:48,058 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:53:48,058 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1135 transitions. [2021-12-06 21:53:48,059 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 189.16666666666666) internal successors, (1135), 6 states have internal predecessors, (1135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:48,060 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:48,060 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 278.0) internal successors, (1946), 7 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:48,060 INFO L186 Difference]: Start difference. First operand has 683 places, 2569 transitions, 86318 flow. Second operand 6 states and 1135 transitions. [2021-12-06 21:53:48,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 688 places, 2811 transitions, 96955 flow [2021-12-06 21:53:53,275 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 682 places, 2811 transitions, 96415 flow, removed 162 selfloop flow, removed 6 redundant places. [2021-12-06 21:53:53,351 INFO L242 Difference]: Finished difference. Result has 687 places, 2740 transitions, 90369 flow [2021-12-06 21:53:53,353 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=85890, PETRI_DIFFERENCE_MINUEND_PLACES=677, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2569, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2339, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=90369, PETRI_PLACES=687, PETRI_TRANSITIONS=2740} [2021-12-06 21:53:53,354 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 410 predicate places. [2021-12-06 21:53:53,354 INFO L470 AbstractCegarLoop]: Abstraction has has 687 places, 2740 transitions, 90369 flow [2021-12-06 21:53:53,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 169.16666666666666) internal successors, (1015), 6 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:53,354 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:53:53,354 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:53:53,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-12-06 21:53:53,354 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:53:53,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:53:53,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1960365718, now seen corresponding path program 1 times [2021-12-06 21:53:53,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:53:53,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787850729] [2021-12-06 21:53:53,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:53:53,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:53:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:53:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:53:54,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:53:54,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787850729] [2021-12-06 21:53:54,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787850729] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:53:54,075 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:53:54,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-12-06 21:53:54,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110811437] [2021-12-06 21:53:54,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:53:54,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-06 21:53:54,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:53:54,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-06 21:53:54,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2021-12-06 21:53:54,077 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 278 [2021-12-06 21:53:54,079 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 687 places, 2740 transitions, 90369 flow. Second operand has 29 states, 29 states have (on average 107.72413793103448) internal successors, (3124), 29 states have internal predecessors, (3124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:53:54,079 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:53:54,079 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 278 [2021-12-06 21:53:54,079 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:55:00,609 INFO L129 PetriNetUnfolder]: 29129/78725 cut-off events. [2021-12-06 21:55:00,609 INFO L130 PetriNetUnfolder]: For 1321012/1321093 co-relation queries the response was YES. [2021-12-06 21:55:03,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 384971 conditions, 78725 events. 29129/78725 cut-off events. For 1321012/1321093 co-relation queries the response was YES. Maximal size of possible extension queue 1582. Compared 973107 event pairs, 8193 based on Foata normal form. 184/76900 useless extension candidates. Maximal degree in co-relation 384794. Up to 26915 conditions per place. [2021-12-06 21:55:03,581 INFO L132 encePairwiseOnDemand]: 226/278 looper letters, 3378 selfloop transitions, 493 changer transitions 6/4012 dead transitions. [2021-12-06 21:55:03,581 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 720 places, 4012 transitions, 134095 flow [2021-12-06 21:55:03,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-12-06 21:55:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-12-06 21:55:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 3995 transitions. [2021-12-06 21:55:03,585 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.4226618705035971 [2021-12-06 21:55:03,585 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 3995 transitions. [2021-12-06 21:55:03,585 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 3995 transitions. [2021-12-06 21:55:03,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:55:03,586 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 3995 transitions. [2021-12-06 21:55:03,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 117.5) internal successors, (3995), 34 states have internal predecessors, (3995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:55:03,593 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 278.0) internal successors, (9730), 35 states have internal predecessors, (9730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:55:03,594 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 278.0) internal successors, (9730), 35 states have internal predecessors, (9730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:55:03,594 INFO L186 Difference]: Start difference. First operand has 687 places, 2740 transitions, 90369 flow. Second operand 34 states and 3995 transitions. [2021-12-06 21:55:03,594 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 720 places, 4012 transitions, 134095 flow [2021-12-06 21:55:16,479 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 720 places, 4012 transitions, 133527 flow, removed 284 selfloop flow, removed 0 redundant places. [2021-12-06 21:55:16,578 INFO L242 Difference]: Finished difference. Result has 731 places, 3078 transitions, 103990 flow [2021-12-06 21:55:16,580 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=89945, PETRI_DIFFERENCE_MINUEND_PLACES=687, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2740, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=208, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=103990, PETRI_PLACES=731, PETRI_TRANSITIONS=3078} [2021-12-06 21:55:16,580 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 454 predicate places. [2021-12-06 21:55:16,580 INFO L470 AbstractCegarLoop]: Abstraction has has 731 places, 3078 transitions, 103990 flow [2021-12-06 21:55:16,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 107.72413793103448) internal successors, (3124), 29 states have internal predecessors, (3124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:55:16,581 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:55:16,581 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:55:16,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-12-06 21:55:16,581 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:55:16,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:55:16,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1194714238, now seen corresponding path program 2 times [2021-12-06 21:55:16,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:55:16,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947789138] [2021-12-06 21:55:16,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:55:16,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:55:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:55:17,140 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:55:17,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:55:17,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947789138] [2021-12-06 21:55:17,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947789138] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:55:17,140 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:55:17,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-12-06 21:55:17,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994756801] [2021-12-06 21:55:17,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:55:17,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-06 21:55:17,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:55:17,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-06 21:55:17,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2021-12-06 21:55:17,143 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 278 [2021-12-06 21:55:17,145 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 731 places, 3078 transitions, 103990 flow. Second operand has 29 states, 29 states have (on average 107.72413793103448) internal successors, (3124), 29 states have internal predecessors, (3124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:55:17,145 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:55:17,145 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 278 [2021-12-06 21:55:17,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:56:33,368 INFO L129 PetriNetUnfolder]: 29297/77692 cut-off events. [2021-12-06 21:56:33,368 INFO L130 PetriNetUnfolder]: For 1351099/1351375 co-relation queries the response was YES. [2021-12-06 21:56:36,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 402974 conditions, 77692 events. 29297/77692 cut-off events. For 1351099/1351375 co-relation queries the response was YES. Maximal size of possible extension queue 1570. Compared 953729 event pairs, 5889 based on Foata normal form. 218/75869 useless extension candidates. Maximal degree in co-relation 402785. Up to 26793 conditions per place. [2021-12-06 21:56:36,553 INFO L132 encePairwiseOnDemand]: 226/278 looper letters, 2953 selfloop transitions, 1085 changer transitions 14/4187 dead transitions. [2021-12-06 21:56:36,553 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 767 places, 4187 transitions, 138455 flow [2021-12-06 21:56:36,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-12-06 21:56:36,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2021-12-06 21:56:36,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 4477 transitions. [2021-12-06 21:56:36,557 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.4352517985611511 [2021-12-06 21:56:36,557 INFO L72 ComplementDD]: Start complementDD. Operand 37 states and 4477 transitions. [2021-12-06 21:56:36,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 4477 transitions. [2021-12-06 21:56:36,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:56:36,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 37 states and 4477 transitions. [2021-12-06 21:56:36,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 38 states, 37 states have (on average 121.0) internal successors, (4477), 37 states have internal predecessors, (4477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:56:36,567 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 38 states, 38 states have (on average 278.0) internal successors, (10564), 38 states have internal predecessors, (10564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:56:36,567 INFO L81 ComplementDD]: Finished complementDD. Result has 38 states, 38 states have (on average 278.0) internal successors, (10564), 38 states have internal predecessors, (10564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:56:36,568 INFO L186 Difference]: Start difference. First operand has 731 places, 3078 transitions, 103990 flow. Second operand 37 states and 4477 transitions. [2021-12-06 21:56:36,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 767 places, 4187 transitions, 138455 flow [2021-12-06 21:56:51,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 750 places, 4187 transitions, 138214 flow, removed 102 selfloop flow, removed 17 redundant places. [2021-12-06 21:56:52,043 INFO L242 Difference]: Finished difference. Result has 760 places, 3302 transitions, 114367 flow [2021-12-06 21:56:52,046 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=103869, PETRI_DIFFERENCE_MINUEND_PLACES=714, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3078, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=896, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2052, PETRI_DIFFERENCE_SUBTRAHEND_STATES=37, PETRI_FLOW=114367, PETRI_PLACES=760, PETRI_TRANSITIONS=3302} [2021-12-06 21:56:52,046 INFO L334 CegarLoopForPetriNet]: 277 programPoint places, 483 predicate places. [2021-12-06 21:56:52,046 INFO L470 AbstractCegarLoop]: Abstraction has has 760 places, 3302 transitions, 114367 flow [2021-12-06 21:56:52,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 107.72413793103448) internal successors, (3124), 29 states have internal predecessors, (3124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:56:52,046 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-06 21:56:52,047 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:56:52,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-12-06 21:56:52,047 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2021-12-06 21:56:52,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:56:52,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1555970612, now seen corresponding path program 3 times [2021-12-06 21:56:52,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:56:52,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481126746] [2021-12-06 21:56:52,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:56:52,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:56:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:56:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 21:56:52,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:56:52,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481126746] [2021-12-06 21:56:52,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481126746] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:56:52,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:56:52,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-12-06 21:56:52,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267919555] [2021-12-06 21:56:52,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:56:52,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-06 21:56:52,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:56:52,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-06 21:56:52,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2021-12-06 21:56:52,589 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 278 [2021-12-06 21:56:52,590 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 760 places, 3302 transitions, 114367 flow. Second operand has 29 states, 29 states have (on average 107.72413793103448) internal successors, (3124), 29 states have internal predecessors, (3124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:56:52,590 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-06 21:56:52,590 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 278 [2021-12-06 21:56:52,590 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-06 21:58:27,059 INFO L129 PetriNetUnfolder]: 34330/89498 cut-off events. [2021-12-06 21:58:27,059 INFO L130 PetriNetUnfolder]: For 1694335/1694731 co-relation queries the response was YES. [2021-12-06 21:58:30,811 INFO L84 FinitePrefix]: Finished finitePrefix Result has 503914 conditions, 89498 events. 34330/89498 cut-off events. For 1694335/1694731 co-relation queries the response was YES. Maximal size of possible extension queue 1730. Compared 1105730 event pairs, 6875 based on Foata normal form. 843/87935 useless extension candidates. Maximal degree in co-relation 503715. Up to 27385 conditions per place. [2021-12-06 21:58:31,253 INFO L132 encePairwiseOnDemand]: 226/278 looper letters, 4159 selfloop transitions, 888 changer transitions 16/5198 dead transitions. [2021-12-06 21:58:31,253 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 805 places, 5198 transitions, 175898 flow [2021-12-06 21:58:31,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-12-06 21:58:31,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2021-12-06 21:58:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 5513 transitions. [2021-12-06 21:58:31,257 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.4311072880825774 [2021-12-06 21:58:31,257 INFO L72 ComplementDD]: Start complementDD. Operand 46 states and 5513 transitions. [2021-12-06 21:58:31,258 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 5513 transitions. [2021-12-06 21:58:31,258 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:58:31,258 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 46 states and 5513 transitions. [2021-12-06 21:58:31,262 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 47 states, 46 states have (on average 119.84782608695652) internal successors, (5513), 46 states have internal predecessors, (5513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:58:31,267 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 47 states, 47 states have (on average 278.0) internal successors, (13066), 47 states have internal predecessors, (13066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:58:31,268 INFO L81 ComplementDD]: Finished complementDD. Result has 47 states, 47 states have (on average 278.0) internal successors, (13066), 47 states have internal predecessors, (13066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:58:31,268 INFO L186 Difference]: Start difference. First operand has 760 places, 3302 transitions, 114367 flow. Second operand 46 states and 5513 transitions. [2021-12-06 21:58:31,268 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 805 places, 5198 transitions, 175898 flow