./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP --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 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:24:29,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:24:29,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-06 22:24:29,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:24:29,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:24:29,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:24:29,483 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:24:29,484 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:24:29,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:24:29,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:24:29,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:24:29,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:24:29,487 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:24:29,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:24:29,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:24:29,489 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:24:29,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:24:29,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:24:29,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:24:29,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:24:29,493 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:24:29,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:24:29,498 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-06 22:24:29,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:24:29,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:24:29,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:24:29,500 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:24:29,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:24:29,501 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:24:29,502 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:24:29,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:29,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:24:29,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:24:29,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:24:29,504 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:24:29,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:24:29,505 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:24:29,506 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:24:29,507 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:24:29,508 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:24:29,509 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:24:29,510 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514e162b13bdcbe99106b4f79e5a61b8afdae9b478788e06b35106cd952df62f [2023-11-06 22:24:29,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:24:29,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:24:29,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:24:29,860 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:24:29,861 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:24:29,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-06 22:24:32,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:24:33,226 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:24:33,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-06 22:24:33,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/data/2f014da4b/118043f89ee748cabf2b7c9ffb25fef1/FLAGedb243d9d [2023-11-06 22:24:33,259 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/data/2f014da4b/118043f89ee748cabf2b7c9ffb25fef1 [2023-11-06 22:24:33,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:24:33,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:24:33,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:33,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:24:33,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:24:33,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65103543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33, skipping insertion in model container [2023-11-06 22:24:33,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,320 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:24:33,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:33,609 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:24:33,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:24:33,686 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:24:33,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33 WrapperNode [2023-11-06 22:24:33,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:24:33,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:33,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:24:33,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:24:33,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,768 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 559 [2023-11-06 22:24:33,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:24:33,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:24:33,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:24:33,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:24:33,779 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:24:33,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:24:33,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:24:33,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:24:33,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (1/1) ... [2023-11-06 22:24:33,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:24:33,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:24:33,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:24:33,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:24:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:24:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:24:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:24:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:24:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-06 22:24:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-06 22:24:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-06 22:24:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-06 22:24:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:24:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:24:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:24:33,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:24:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:24:33,921 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:24:34,112 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:24:34,114 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:24:35,162 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:24:35,186 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:24:35,187 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-06 22:24:35,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:35 BoogieIcfgContainer [2023-11-06 22:24:35,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:24:35,191 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:24:35,191 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:24:35,195 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:24:35,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:24:33" (1/3) ... [2023-11-06 22:24:35,196 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33eabcd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:24:35, skipping insertion in model container [2023-11-06 22:24:35,196 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:24:33" (2/3) ... [2023-11-06 22:24:35,196 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33eabcd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:24:35, skipping insertion in model container [2023-11-06 22:24:35,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:35" (3/3) ... [2023-11-06 22:24:35,198 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-symm.wvr.c [2023-11-06 22:24:35,207 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:24:35,218 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:24:35,219 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 80 error locations. [2023-11-06 22:24:35,219 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:24:35,410 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-06 22:24:35,473 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 707 places, 733 transitions, 1480 flow [2023-11-06 22:24:35,831 INFO L124 PetriNetUnfolderBase]: 33/731 cut-off events. [2023-11-06 22:24:35,832 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:24:35,850 INFO L83 FinitePrefix]: Finished finitePrefix Result has 740 conditions, 731 events. 33/731 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1169 event pairs, 0 based on Foata normal form. 0/618 useless extension candidates. Maximal degree in co-relation 518. Up to 2 conditions per place. [2023-11-06 22:24:35,850 INFO L82 GeneralOperation]: Start removeDead. Operand has 707 places, 733 transitions, 1480 flow [2023-11-06 22:24:35,870 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 681 places, 705 transitions, 1422 flow [2023-11-06 22:24:35,874 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:24:35,889 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 681 places, 705 transitions, 1422 flow [2023-11-06 22:24:35,894 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 681 places, 705 transitions, 1422 flow [2023-11-06 22:24:35,895 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 681 places, 705 transitions, 1422 flow [2023-11-06 22:24:36,187 INFO L124 PetriNetUnfolderBase]: 31/705 cut-off events. [2023-11-06 22:24:36,188 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:24:36,195 INFO L83 FinitePrefix]: Finished finitePrefix Result has 714 conditions, 705 events. 31/705 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1158 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 518. Up to 2 conditions per place. [2023-11-06 22:24:36,236 INFO L119 LiptonReduction]: Number of co-enabled transitions 56240 [2023-11-06 22:24:55,185 INFO L134 LiptonReduction]: Checked pairs total: 370202 [2023-11-06 22:24:55,186 INFO L136 LiptonReduction]: Total number of compositions: 700 [2023-11-06 22:24:55,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:24:55,228 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4902e589, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:24:55,229 INFO L358 AbstractCegarLoop]: Starting to check reachability of 132 error locations. [2023-11-06 22:24:55,231 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:24:55,231 INFO L124 PetriNetUnfolderBase]: 0/0 cut-off events. [2023-11-06 22:24:55,231 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:24:55,232 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:24:55,232 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-11-06 22:24:55,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:24:55,238 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:55,238 INFO L85 PathProgramCache]: Analyzing trace with hash 2601, now seen corresponding path program 1 times [2023-11-06 22:24:55,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:55,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560313127] [2023-11-06 22:24:55,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:55,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:24:55,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:24:55,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560313127] [2023-11-06 22:24:55,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560313127] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:55,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:55,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-11-06 22:24:55,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340142822] [2023-11-06 22:24:55,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:55,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:24:55,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:24:55,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:24:55,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:24:55,437 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 708 out of 1433 [2023-11-06 22:24:55,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 212 transitions, 436 flow. Second operand has 2 states, 2 states have (on average 708.5) internal successors, (1417), 2 states have internal predecessors, (1417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:55,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:24:55,446 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 708 of 1433 [2023-11-06 22:24:55,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:24:56,104 INFO L124 PetriNetUnfolderBase]: 593/2820 cut-off events. [2023-11-06 22:24:56,105 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2023-11-06 22:24:56,114 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3834 conditions, 2820 events. 593/2820 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 24321 event pairs, 477 based on Foata normal form. 96/2371 useless extension candidates. Maximal degree in co-relation 3577. Up to 972 conditions per place. [2023-11-06 22:24:56,133 INFO L140 encePairwiseOnDemand]: 1392/1433 looper letters, 43 selfloop transitions, 0 changer transitions 1/171 dead transitions. [2023-11-06 22:24:56,133 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 171 transitions, 442 flow [2023-11-06 22:24:56,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:24:56,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:24:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1501 transitions. [2023-11-06 22:24:56,160 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5237264480111654 [2023-11-06 22:24:56,161 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1501 transitions. [2023-11-06 22:24:56,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1501 transitions. [2023-11-06 22:24:56,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:24:56,169 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1501 transitions. [2023-11-06 22:24:56,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 750.5) internal successors, (1501), 2 states have internal predecessors, (1501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:56,192 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1433.0) internal successors, (4299), 3 states have internal predecessors, (4299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:56,195 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1433.0) internal successors, (4299), 3 states have internal predecessors, (4299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:56,197 INFO L175 Difference]: Start difference. First operand has 211 places, 212 transitions, 436 flow. Second operand 2 states and 1501 transitions. [2023-11-06 22:24:56,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 171 transitions, 442 flow [2023-11-06 22:24:56,203 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 171 transitions, 434 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-06 22:24:56,210 INFO L231 Difference]: Finished difference. Result has 167 places, 170 transitions, 343 flow [2023-11-06 22:24:56,212 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=343, PETRI_PLACES=167, PETRI_TRANSITIONS=170} [2023-11-06 22:24:56,217 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -44 predicate places. [2023-11-06 22:24:56,217 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 170 transitions, 343 flow [2023-11-06 22:24:56,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 708.5) internal successors, (1417), 2 states have internal predecessors, (1417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:56,219 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:24:56,219 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:56,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:24:56,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:24:56,230 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:56,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1745105356, now seen corresponding path program 1 times [2023-11-06 22:24:56,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:56,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219310315] [2023-11-06 22:24:56,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:56,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:24:56,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:24:56,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219310315] [2023-11-06 22:24:56,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219310315] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:56,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:56,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:24:56,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928524816] [2023-11-06 22:24:56,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:56,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:24:56,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:24:56,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:24:56,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:24:56,587 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 695 out of 1433 [2023-11-06 22:24:56,591 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 170 transitions, 343 flow. Second operand has 3 states, 3 states have (on average 697.6666666666666) internal successors, (2093), 3 states have internal predecessors, (2093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:56,591 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:24:56,591 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 695 of 1433 [2023-11-06 22:24:56,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:24:57,171 INFO L124 PetriNetUnfolderBase]: 878/3594 cut-off events. [2023-11-06 22:24:57,171 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:24:57,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5052 conditions, 3594 events. 878/3594 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 30488 event pairs, 434 based on Foata normal form. 0/3027 useless extension candidates. Maximal degree in co-relation 5049. Up to 1422 conditions per place. [2023-11-06 22:24:57,206 INFO L140 encePairwiseOnDemand]: 1427/1433 looper letters, 54 selfloop transitions, 2 changer transitions 0/173 dead transitions. [2023-11-06 22:24:57,206 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 173 transitions, 462 flow [2023-11-06 22:24:57,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:24:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:24:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2145 transitions. [2023-11-06 22:24:57,217 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4989532449406839 [2023-11-06 22:24:57,217 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2145 transitions. [2023-11-06 22:24:57,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2145 transitions. [2023-11-06 22:24:57,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:24:57,219 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2145 transitions. [2023-11-06 22:24:57,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 715.0) internal successors, (2145), 3 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) [2023-11-06 22:24:57,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:57,244 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:57,245 INFO L175 Difference]: Start difference. First operand has 167 places, 170 transitions, 343 flow. Second operand 3 states and 2145 transitions. [2023-11-06 22:24:57,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 173 transitions, 462 flow [2023-11-06 22:24:57,251 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 173 transitions, 462 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:24:57,255 INFO L231 Difference]: Finished difference. Result has 165 places, 168 transitions, 349 flow [2023-11-06 22:24:57,256 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=335, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=349, PETRI_PLACES=165, PETRI_TRANSITIONS=168} [2023-11-06 22:24:57,257 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -46 predicate places. [2023-11-06 22:24:57,258 INFO L495 AbstractCegarLoop]: Abstraction has has 165 places, 168 transitions, 349 flow [2023-11-06 22:24:57,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 697.6666666666666) internal successors, (2093), 3 states have internal predecessors, (2093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:57,261 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:24:57,261 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:57,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:24:57,268 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:24:57,271 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:57,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1985980370, now seen corresponding path program 1 times [2023-11-06 22:24:57,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:57,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980552408] [2023-11-06 22:24:57,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:57,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:57,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:24:57,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:24:57,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980552408] [2023-11-06 22:24:57,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980552408] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:57,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:57,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:24:57,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14499520] [2023-11-06 22:24:57,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:57,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:24:57,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:24:57,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:24:57,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:24:57,499 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 695 out of 1433 [2023-11-06 22:24:57,503 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 168 transitions, 349 flow. Second operand has 3 states, 3 states have (on average 698.3333333333334) internal successors, (2095), 3 states have internal predecessors, (2095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:57,503 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:24:57,503 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 695 of 1433 [2023-11-06 22:24:57,503 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:24:58,189 INFO L124 PetriNetUnfolderBase]: 959/3774 cut-off events. [2023-11-06 22:24:58,189 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2023-11-06 22:24:58,201 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5419 conditions, 3774 events. 959/3774 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 32198 event pairs, 445 based on Foata normal form. 0/3216 useless extension candidates. Maximal degree in co-relation 5415. Up to 1568 conditions per place. [2023-11-06 22:24:58,224 INFO L140 encePairwiseOnDemand]: 1427/1433 looper letters, 55 selfloop transitions, 2 changer transitions 0/170 dead transitions. [2023-11-06 22:24:58,224 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 170 transitions, 468 flow [2023-11-06 22:24:58,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:24:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:24:58,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2145 transitions. [2023-11-06 22:24:58,234 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4989532449406839 [2023-11-06 22:24:58,234 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2145 transitions. [2023-11-06 22:24:58,235 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2145 transitions. [2023-11-06 22:24:58,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:24:58,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2145 transitions. [2023-11-06 22:24:58,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 715.0) internal successors, (2145), 3 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) [2023-11-06 22:24:58,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:58,263 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:58,263 INFO L175 Difference]: Start difference. First operand has 165 places, 168 transitions, 349 flow. Second operand 3 states and 2145 transitions. [2023-11-06 22:24:58,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 170 transitions, 468 flow [2023-11-06 22:24:58,266 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 170 transitions, 468 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:24:58,272 INFO L231 Difference]: Finished difference. Result has 164 places, 166 transitions, 355 flow [2023-11-06 22:24:58,272 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=341, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=355, PETRI_PLACES=164, PETRI_TRANSITIONS=166} [2023-11-06 22:24:58,276 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -47 predicate places. [2023-11-06 22:24:58,276 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 166 transitions, 355 flow [2023-11-06 22:24:58,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 698.3333333333334) internal successors, (2095), 3 states have internal predecessors, (2095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:58,278 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:24:58,278 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:58,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:24:58,283 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:24:58,284 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:58,284 INFO L85 PathProgramCache]: Analyzing trace with hash -2008949194, now seen corresponding path program 1 times [2023-11-06 22:24:58,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:58,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440507245] [2023-11-06 22:24:58,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:58,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:58,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:24:58,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:24:58,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440507245] [2023-11-06 22:24:58,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440507245] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:58,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:58,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:24:58,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123454995] [2023-11-06 22:24:58,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:58,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:24:58,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:24:58,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:24:58,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:24:58,432 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 677 out of 1433 [2023-11-06 22:24:58,436 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 166 transitions, 355 flow. Second operand has 3 states, 3 states have (on average 679.6666666666666) internal successors, (2039), 3 states have internal predecessors, (2039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:58,436 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:24:58,436 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 677 of 1433 [2023-11-06 22:24:58,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:24:59,049 INFO L124 PetriNetUnfolderBase]: 1154/4139 cut-off events. [2023-11-06 22:24:59,049 INFO L125 PetriNetUnfolderBase]: For 36/36 co-relation queries the response was YES. [2023-11-06 22:24:59,063 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6150 conditions, 4139 events. 1154/4139 cut-off events. For 36/36 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 34656 event pairs, 986 based on Foata normal form. 0/3650 useless extension candidates. Maximal degree in co-relation 6145. Up to 1927 conditions per place. [2023-11-06 22:24:59,093 INFO L140 encePairwiseOnDemand]: 1426/1433 looper letters, 53 selfloop transitions, 1 changer transitions 0/160 dead transitions. [2023-11-06 22:24:59,093 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 160 transitions, 451 flow [2023-11-06 22:24:59,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:24:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:24:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2090 transitions. [2023-11-06 22:24:59,101 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48615957199348686 [2023-11-06 22:24:59,101 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2090 transitions. [2023-11-06 22:24:59,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2090 transitions. [2023-11-06 22:24:59,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:24:59,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2090 transitions. [2023-11-06 22:24:59,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 696.6666666666666) internal successors, (2090), 3 states have internal predecessors, (2090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,122 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,127 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,128 INFO L175 Difference]: Start difference. First operand has 164 places, 166 transitions, 355 flow. Second operand 3 states and 2090 transitions. [2023-11-06 22:24:59,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 160 transitions, 451 flow [2023-11-06 22:24:59,130 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 160 transitions, 451 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:24:59,132 INFO L231 Difference]: Finished difference. Result has 160 places, 160 transitions, 345 flow [2023-11-06 22:24:59,133 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=343, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=345, PETRI_PLACES=160, PETRI_TRANSITIONS=160} [2023-11-06 22:24:59,135 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -51 predicate places. [2023-11-06 22:24:59,135 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 160 transitions, 345 flow [2023-11-06 22:24:59,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 679.6666666666666) internal successors, (2039), 3 states have internal predecessors, (2039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,136 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:24:59,137 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:59,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:24:59,137 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:24:59,137 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:59,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1561598800, now seen corresponding path program 1 times [2023-11-06 22:24:59,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:59,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667196116] [2023-11-06 22:24:59,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:59,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:24:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:24:59,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:24:59,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667196116] [2023-11-06 22:24:59,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667196116] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:24:59,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:24:59,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:24:59,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308242636] [2023-11-06 22:24:59,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:24:59,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:24:59,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:24:59,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:24:59,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:24:59,250 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 677 out of 1433 [2023-11-06 22:24:59,253 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 160 transitions, 345 flow. Second operand has 3 states, 3 states have (on average 680.3333333333334) internal successors, (2041), 3 states have internal predecessors, (2041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,253 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:24:59,253 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 677 of 1433 [2023-11-06 22:24:59,253 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:24:59,843 INFO L124 PetriNetUnfolderBase]: 1207/4178 cut-off events. [2023-11-06 22:24:59,844 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2023-11-06 22:24:59,860 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6269 conditions, 4178 events. 1207/4178 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 35137 event pairs, 1035 based on Foata normal form. 0/3769 useless extension candidates. Maximal degree in co-relation 6263. Up to 2016 conditions per place. [2023-11-06 22:24:59,877 INFO L140 encePairwiseOnDemand]: 1426/1433 looper letters, 54 selfloop transitions, 1 changer transitions 0/154 dead transitions. [2023-11-06 22:24:59,877 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 154 transitions, 443 flow [2023-11-06 22:24:59,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:24:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:24:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2091 transitions. [2023-11-06 22:24:59,887 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48639218422889047 [2023-11-06 22:24:59,887 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2091 transitions. [2023-11-06 22:24:59,887 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2091 transitions. [2023-11-06 22:24:59,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:24:59,889 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2091 transitions. [2023-11-06 22:24:59,895 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 697.0) internal successors, (2091), 3 states have internal predecessors, (2091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,905 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,916 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,922 INFO L175 Difference]: Start difference. First operand has 160 places, 160 transitions, 345 flow. Second operand 3 states and 2091 transitions. [2023-11-06 22:24:59,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 154 transitions, 443 flow [2023-11-06 22:24:59,927 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 154 transitions, 442 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 22:24:59,930 INFO L231 Difference]: Finished difference. Result has 155 places, 154 transitions, 334 flow [2023-11-06 22:24:59,931 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=334, PETRI_PLACES=155, PETRI_TRANSITIONS=154} [2023-11-06 22:24:59,932 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -56 predicate places. [2023-11-06 22:24:59,934 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 154 transitions, 334 flow [2023-11-06 22:24:59,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 680.3333333333334) internal successors, (2041), 3 states have internal predecessors, (2041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:24:59,935 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:24:59,935 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:24:59,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:24:59,936 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:24:59,936 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:24:59,936 INFO L85 PathProgramCache]: Analyzing trace with hash -691017574, now seen corresponding path program 1 times [2023-11-06 22:24:59,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:24:59,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127367244] [2023-11-06 22:24:59,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:24:59,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:24:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:25:00,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:00,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127367244] [2023-11-06 22:25:00,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127367244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:00,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:00,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:25:00,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324739062] [2023-11-06 22:25:00,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:00,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:00,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:00,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:00,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:00,176 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 696 out of 1433 [2023-11-06 22:25:00,179 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 154 transitions, 334 flow. Second operand has 3 states, 3 states have (on average 699.0) internal successors, (2097), 3 states have internal predecessors, (2097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:00,179 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:00,179 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 696 of 1433 [2023-11-06 22:25:00,179 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:00,609 INFO L124 PetriNetUnfolderBase]: 626/2771 cut-off events. [2023-11-06 22:25:00,610 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2023-11-06 22:25:00,621 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3873 conditions, 2771 events. 626/2771 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 23126 event pairs, 498 based on Foata normal form. 0/2450 useless extension candidates. Maximal degree in co-relation 3867. Up to 1044 conditions per place. [2023-11-06 22:25:00,632 INFO L140 encePairwiseOnDemand]: 1430/1433 looper letters, 43 selfloop transitions, 2 changer transitions 0/155 dead transitions. [2023-11-06 22:25:00,632 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 155 transitions, 426 flow [2023-11-06 22:25:00,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2133 transitions. [2023-11-06 22:25:00,640 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4961618981158409 [2023-11-06 22:25:00,640 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2133 transitions. [2023-11-06 22:25:00,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2133 transitions. [2023-11-06 22:25:00,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:00,642 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2133 transitions. [2023-11-06 22:25:00,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 711.0) internal successors, (2133), 3 states have internal predecessors, (2133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:00,655 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:00,656 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:00,657 INFO L175 Difference]: Start difference. First operand has 155 places, 154 transitions, 334 flow. Second operand 3 states and 2133 transitions. [2023-11-06 22:25:00,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 155 transitions, 426 flow [2023-11-06 22:25:00,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 155 transitions, 425 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 22:25:00,661 INFO L231 Difference]: Finished difference. Result has 157 places, 155 transitions, 345 flow [2023-11-06 22:25:00,661 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=333, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=345, PETRI_PLACES=157, PETRI_TRANSITIONS=155} [2023-11-06 22:25:00,662 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -54 predicate places. [2023-11-06 22:25:00,662 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 155 transitions, 345 flow [2023-11-06 22:25:00,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 699.0) internal successors, (2097), 3 states have internal predecessors, (2097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:00,663 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:00,663 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:00,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:25:00,664 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:00,664 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:00,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1705148288, now seen corresponding path program 1 times [2023-11-06 22:25:00,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:00,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798824288] [2023-11-06 22:25:00,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:00,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:25:01,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:01,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798824288] [2023-11-06 22:25:01,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798824288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:01,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:01,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:25:01,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951766793] [2023-11-06 22:25:01,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:01,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:25:01,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:01,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:25:01,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:01,801 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 688 out of 1433 [2023-11-06 22:25:01,805 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 155 transitions, 345 flow. Second operand has 6 states, 6 states have (on average 690.3333333333334) internal successors, (4142), 6 states have internal predecessors, (4142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:01,806 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:01,806 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 688 of 1433 [2023-11-06 22:25:01,806 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:02,833 INFO L124 PetriNetUnfolderBase]: 2111/4968 cut-off events. [2023-11-06 22:25:02,834 INFO L125 PetriNetUnfolderBase]: For 60/60 co-relation queries the response was YES. [2023-11-06 22:25:02,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8336 conditions, 4968 events. 2111/4968 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 157. Compared 40255 event pairs, 288 based on Foata normal form. 0/4330 useless extension candidates. Maximal degree in co-relation 8329. Up to 1172 conditions per place. [2023-11-06 22:25:02,871 INFO L140 encePairwiseOnDemand]: 1428/1433 looper letters, 161 selfloop transitions, 4 changer transitions 0/270 dead transitions. [2023-11-06 22:25:02,871 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 270 transitions, 925 flow [2023-11-06 22:25:02,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:25:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:25:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4288 transitions. [2023-11-06 22:25:02,889 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4987206327052803 [2023-11-06 22:25:02,889 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4288 transitions. [2023-11-06 22:25:02,890 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4288 transitions. [2023-11-06 22:25:02,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:02,894 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4288 transitions. [2023-11-06 22:25:02,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 714.6666666666666) internal successors, (4288), 6 states have internal predecessors, (4288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:02,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:02,928 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:02,928 INFO L175 Difference]: Start difference. First operand has 157 places, 155 transitions, 345 flow. Second operand 6 states and 4288 transitions. [2023-11-06 22:25:02,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 270 transitions, 925 flow [2023-11-06 22:25:02,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 270 transitions, 921 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-11-06 22:25:02,936 INFO L231 Difference]: Finished difference. Result has 160 places, 154 transitions, 347 flow [2023-11-06 22:25:02,936 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=150, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=347, PETRI_PLACES=160, PETRI_TRANSITIONS=154} [2023-11-06 22:25:02,937 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -51 predicate places. [2023-11-06 22:25:02,937 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 154 transitions, 347 flow [2023-11-06 22:25:02,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 690.3333333333334) internal successors, (4142), 6 states have internal predecessors, (4142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:02,939 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:02,939 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:02,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:25:02,939 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:02,940 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:02,940 INFO L85 PathProgramCache]: Analyzing trace with hash 556269876, now seen corresponding path program 1 times [2023-11-06 22:25:02,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:02,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949329283] [2023-11-06 22:25:02,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:02,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:03,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:25:03,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:03,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949329283] [2023-11-06 22:25:03,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949329283] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:03,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:03,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:25:03,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547897251] [2023-11-06 22:25:03,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:03,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:25:03,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:03,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:25:03,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:25:03,323 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 694 out of 1433 [2023-11-06 22:25:03,326 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 154 transitions, 347 flow. Second operand has 4 states, 4 states have (on average 695.75) internal successors, (2783), 4 states have internal predecessors, (2783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:03,326 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:03,326 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 694 of 1433 [2023-11-06 22:25:03,326 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:03,807 INFO L124 PetriNetUnfolderBase]: 626/2764 cut-off events. [2023-11-06 22:25:03,807 INFO L125 PetriNetUnfolderBase]: For 197/197 co-relation queries the response was YES. [2023-11-06 22:25:03,816 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4076 conditions, 2764 events. 626/2764 cut-off events. For 197/197 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 23058 event pairs, 498 based on Foata normal form. 0/2451 useless extension candidates. Maximal degree in co-relation 4069. Up to 1043 conditions per place. [2023-11-06 22:25:03,825 INFO L140 encePairwiseOnDemand]: 1428/1433 looper letters, 42 selfloop transitions, 4 changer transitions 0/155 dead transitions. [2023-11-06 22:25:03,825 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 155 transitions, 441 flow [2023-11-06 22:25:03,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:25:03,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-06 22:25:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 2822 transitions. [2023-11-06 22:25:03,835 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49232379623168177 [2023-11-06 22:25:03,835 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 2822 transitions. [2023-11-06 22:25:03,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 2822 transitions. [2023-11-06 22:25:03,837 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:03,837 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 2822 transitions. [2023-11-06 22:25:03,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 705.5) internal successors, (2822), 4 states have internal predecessors, (2822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:03,855 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 1433.0) internal successors, (7165), 5 states have internal predecessors, (7165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:03,856 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 1433.0) internal successors, (7165), 5 states have internal predecessors, (7165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:03,857 INFO L175 Difference]: Start difference. First operand has 160 places, 154 transitions, 347 flow. Second operand 4 states and 2822 transitions. [2023-11-06 22:25:03,857 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 155 transitions, 441 flow [2023-11-06 22:25:03,860 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 155 transitions, 434 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-06 22:25:03,862 INFO L231 Difference]: Finished difference. Result has 160 places, 155 transitions, 358 flow [2023-11-06 22:25:03,863 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=150, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=358, PETRI_PLACES=160, PETRI_TRANSITIONS=155} [2023-11-06 22:25:03,866 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -51 predicate places. [2023-11-06 22:25:03,866 INFO L495 AbstractCegarLoop]: Abstraction has has 160 places, 155 transitions, 358 flow [2023-11-06 22:25:03,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 695.75) internal successors, (2783), 4 states have internal predecessors, (2783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:03,867 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:03,868 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:03,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:25:03,868 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:03,868 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:03,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1993152588, now seen corresponding path program 1 times [2023-11-06 22:25:03,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:03,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107637456] [2023-11-06 22:25:03,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:03,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 22:25:04,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:04,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107637456] [2023-11-06 22:25:04,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107637456] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:04,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:04,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:25:04,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89025222] [2023-11-06 22:25:04,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:04,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:25:04,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:04,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:25:04,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:25:04,228 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 694 out of 1433 [2023-11-06 22:25:04,231 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 155 transitions, 358 flow. Second operand has 4 states, 4 states have (on average 696.0) internal successors, (2784), 4 states have internal predecessors, (2784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:04,231 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:04,231 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 694 of 1433 [2023-11-06 22:25:04,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:04,686 INFO L124 PetriNetUnfolderBase]: 626/2765 cut-off events. [2023-11-06 22:25:04,686 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2023-11-06 22:25:04,695 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3890 conditions, 2765 events. 626/2765 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 23018 event pairs, 498 based on Foata normal form. 0/2453 useless extension candidates. Maximal degree in co-relation 3882. Up to 1045 conditions per place. [2023-11-06 22:25:04,704 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 44 selfloop transitions, 3 changer transitions 0/156 dead transitions. [2023-11-06 22:25:04,704 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 156 transitions, 454 flow [2023-11-06 22:25:04,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:25:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-06 22:25:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 2821 transitions. [2023-11-06 22:25:04,714 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4921493370551291 [2023-11-06 22:25:04,714 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 2821 transitions. [2023-11-06 22:25:04,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 2821 transitions. [2023-11-06 22:25:04,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:04,717 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 2821 transitions. [2023-11-06 22:25:04,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 705.25) internal successors, (2821), 4 states have internal predecessors, (2821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:04,734 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 1433.0) internal successors, (7165), 5 states have internal predecessors, (7165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:04,736 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 1433.0) internal successors, (7165), 5 states have internal predecessors, (7165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:04,736 INFO L175 Difference]: Start difference. First operand has 160 places, 155 transitions, 358 flow. Second operand 4 states and 2821 transitions. [2023-11-06 22:25:04,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 156 transitions, 454 flow [2023-11-06 22:25:04,738 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 156 transitions, 453 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 22:25:04,740 INFO L231 Difference]: Finished difference. Result has 163 places, 156 transitions, 371 flow [2023-11-06 22:25:04,741 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=357, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=371, PETRI_PLACES=163, PETRI_TRANSITIONS=156} [2023-11-06 22:25:04,742 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -48 predicate places. [2023-11-06 22:25:04,742 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 156 transitions, 371 flow [2023-11-06 22:25:04,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 696.0) internal successors, (2784), 4 states have internal predecessors, (2784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:04,743 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:04,743 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:04,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:25:04,744 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:04,744 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:04,744 INFO L85 PathProgramCache]: Analyzing trace with hash -599461842, now seen corresponding path program 1 times [2023-11-06 22:25:04,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:04,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986155742] [2023-11-06 22:25:04,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:04,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:04,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:25:04,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:04,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986155742] [2023-11-06 22:25:04,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986155742] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:04,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:04,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:25:04,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955124471] [2023-11-06 22:25:04,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:04,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:25:04,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:04,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:25:04,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:25:05,132 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 694 out of 1433 [2023-11-06 22:25:05,135 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 156 transitions, 371 flow. Second operand has 4 states, 4 states have (on average 696.25) internal successors, (2785), 4 states have internal predecessors, (2785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:05,135 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:05,136 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 694 of 1433 [2023-11-06 22:25:05,136 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:05,604 INFO L124 PetriNetUnfolderBase]: 626/2766 cut-off events. [2023-11-06 22:25:05,605 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2023-11-06 22:25:05,614 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3899 conditions, 2766 events. 626/2766 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 23069 event pairs, 498 based on Foata normal form. 0/2455 useless extension candidates. Maximal degree in co-relation 3890. Up to 1046 conditions per place. [2023-11-06 22:25:05,621 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 45 selfloop transitions, 3 changer transitions 0/157 dead transitions. [2023-11-06 22:25:05,622 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 157 transitions, 469 flow [2023-11-06 22:25:05,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:25:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-11-06 22:25:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 2821 transitions. [2023-11-06 22:25:05,633 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4921493370551291 [2023-11-06 22:25:05,633 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 2821 transitions. [2023-11-06 22:25:05,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 2821 transitions. [2023-11-06 22:25:05,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:05,636 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 2821 transitions. [2023-11-06 22:25:05,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 705.25) internal successors, (2821), 4 states have internal predecessors, (2821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:05,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 1433.0) internal successors, (7165), 5 states have internal predecessors, (7165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:05,655 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 1433.0) internal successors, (7165), 5 states have internal predecessors, (7165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:05,656 INFO L175 Difference]: Start difference. First operand has 163 places, 156 transitions, 371 flow. Second operand 4 states and 2821 transitions. [2023-11-06 22:25:05,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 157 transitions, 469 flow [2023-11-06 22:25:05,659 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 157 transitions, 463 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-11-06 22:25:05,662 INFO L231 Difference]: Finished difference. Result has 165 places, 157 transitions, 379 flow [2023-11-06 22:25:05,663 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=365, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=379, PETRI_PLACES=165, PETRI_TRANSITIONS=157} [2023-11-06 22:25:05,664 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -46 predicate places. [2023-11-06 22:25:05,664 INFO L495 AbstractCegarLoop]: Abstraction has has 165 places, 157 transitions, 379 flow [2023-11-06 22:25:05,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 696.25) internal successors, (2785), 4 states have internal predecessors, (2785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:05,665 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:05,665 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:05,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:25:05,666 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:05,666 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:05,666 INFO L85 PathProgramCache]: Analyzing trace with hash -957471524, now seen corresponding path program 1 times [2023-11-06 22:25:05,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:05,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806037984] [2023-11-06 22:25:05,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:05,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:06,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:06,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:06,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806037984] [2023-11-06 22:25:06,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806037984] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:06,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:06,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:25:06,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519229535] [2023-11-06 22:25:06,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:06,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:25:06,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:06,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:25:06,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:06,995 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 670 out of 1433 [2023-11-06 22:25:06,998 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 157 transitions, 379 flow. Second operand has 6 states, 6 states have (on average 672.5) internal successors, (4035), 6 states have internal predecessors, (4035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:06,998 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:06,998 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 670 of 1433 [2023-11-06 22:25:06,998 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:07,927 INFO L124 PetriNetUnfolderBase]: 1595/4602 cut-off events. [2023-11-06 22:25:07,927 INFO L125 PetriNetUnfolderBase]: For 47/47 co-relation queries the response was YES. [2023-11-06 22:25:07,944 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7401 conditions, 4602 events. 1595/4602 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 36348 event pairs, 486 based on Foata normal form. 0/4201 useless extension candidates. Maximal degree in co-relation 7391. Up to 2489 conditions per place. [2023-11-06 22:25:07,961 INFO L140 encePairwiseOnDemand]: 1421/1433 looper letters, 105 selfloop transitions, 8 changer transitions 0/201 dead transitions. [2023-11-06 22:25:07,961 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 201 transitions, 705 flow [2023-11-06 22:25:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:25:07,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:25:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4132 transitions. [2023-11-06 22:25:07,975 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48057687834380086 [2023-11-06 22:25:07,976 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4132 transitions. [2023-11-06 22:25:07,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4132 transitions. [2023-11-06 22:25:07,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:07,979 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4132 transitions. [2023-11-06 22:25:07,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 688.6666666666666) internal successors, (4132), 6 states have internal predecessors, (4132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:08,002 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:08,005 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:08,005 INFO L175 Difference]: Start difference. First operand has 165 places, 157 transitions, 379 flow. Second operand 6 states and 4132 transitions. [2023-11-06 22:25:08,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 201 transitions, 705 flow [2023-11-06 22:25:08,007 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 201 transitions, 699 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-11-06 22:25:08,010 INFO L231 Difference]: Finished difference. Result has 168 places, 161 transitions, 427 flow [2023-11-06 22:25:08,011 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=365, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=427, PETRI_PLACES=168, PETRI_TRANSITIONS=161} [2023-11-06 22:25:08,011 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -43 predicate places. [2023-11-06 22:25:08,011 INFO L495 AbstractCegarLoop]: Abstraction has has 168 places, 161 transitions, 427 flow [2023-11-06 22:25:08,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 672.5) internal successors, (4035), 6 states have internal predecessors, (4035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:08,013 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:08,013 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:08,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 22:25:08,013 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:08,014 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:08,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1620763347, now seen corresponding path program 1 times [2023-11-06 22:25:08,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:08,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947841835] [2023-11-06 22:25:08,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:08,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:08,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:08,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:08,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947841835] [2023-11-06 22:25:08,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947841835] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:08,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:08,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:25:08,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919555938] [2023-11-06 22:25:08,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:08,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:25:08,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:08,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:25:08,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:09,306 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 670 out of 1433 [2023-11-06 22:25:09,310 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 161 transitions, 427 flow. Second operand has 6 states, 6 states have (on average 672.8333333333334) internal successors, (4037), 6 states have internal predecessors, (4037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:09,310 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:09,310 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 670 of 1433 [2023-11-06 22:25:09,310 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:09,954 INFO L124 PetriNetUnfolderBase]: 1606/4658 cut-off events. [2023-11-06 22:25:09,954 INFO L125 PetriNetUnfolderBase]: For 48/54 co-relation queries the response was YES. [2023-11-06 22:25:09,973 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7613 conditions, 4658 events. 1606/4658 cut-off events. For 48/54 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 36803 event pairs, 649 based on Foata normal form. 0/4275 useless extension candidates. Maximal degree in co-relation 7600. Up to 2627 conditions per place. [2023-11-06 22:25:09,993 INFO L140 encePairwiseOnDemand]: 1421/1433 looper letters, 92 selfloop transitions, 8 changer transitions 0/193 dead transitions. [2023-11-06 22:25:09,993 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 193 transitions, 695 flow [2023-11-06 22:25:09,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:25:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:25:10,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4119 transitions. [2023-11-06 22:25:10,009 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4790648988136776 [2023-11-06 22:25:10,009 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4119 transitions. [2023-11-06 22:25:10,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4119 transitions. [2023-11-06 22:25:10,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:10,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4119 transitions. [2023-11-06 22:25:10,023 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 686.5) internal successors, (4119), 6 states have internal predecessors, (4119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,036 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,039 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,039 INFO L175 Difference]: Start difference. First operand has 168 places, 161 transitions, 427 flow. Second operand 6 states and 4119 transitions. [2023-11-06 22:25:10,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 193 transitions, 695 flow [2023-11-06 22:25:10,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 193 transitions, 695 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:25:10,045 INFO L231 Difference]: Finished difference. Result has 173 places, 165 transitions, 481 flow [2023-11-06 22:25:10,046 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=481, PETRI_PLACES=173, PETRI_TRANSITIONS=165} [2023-11-06 22:25:10,046 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -38 predicate places. [2023-11-06 22:25:10,046 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 165 transitions, 481 flow [2023-11-06 22:25:10,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 672.8333333333334) internal successors, (4037), 6 states have internal predecessors, (4037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,048 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:10,048 INFO L208 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] [2023-11-06 22:25:10,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 22:25:10,049 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:10,049 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:10,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1505871042, now seen corresponding path program 1 times [2023-11-06 22:25:10,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:10,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009187419] [2023-11-06 22:25:10,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:10,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:10,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:10,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009187419] [2023-11-06 22:25:10,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009187419] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:10,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:10,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:25:10,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391520098] [2023-11-06 22:25:10,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:10,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:10,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:10,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:10,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:10,131 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 701 out of 1433 [2023-11-06 22:25:10,134 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 165 transitions, 481 flow. Second operand has 3 states, 3 states have (on average 707.3333333333334) internal successors, (2122), 3 states have internal predecessors, (2122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,134 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:10,134 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 701 of 1433 [2023-11-06 22:25:10,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:10,812 INFO L124 PetriNetUnfolderBase]: 964/3936 cut-off events. [2023-11-06 22:25:10,812 INFO L125 PetriNetUnfolderBase]: For 102/112 co-relation queries the response was YES. [2023-11-06 22:25:10,841 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5970 conditions, 3936 events. 964/3936 cut-off events. For 102/112 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 35606 event pairs, 219 based on Foata normal form. 0/3618 useless extension candidates. Maximal degree in co-relation 5953. Up to 1254 conditions per place. [2023-11-06 22:25:10,856 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 70 selfloop transitions, 2 changer transitions 0/184 dead transitions. [2023-11-06 22:25:10,856 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 184 transitions, 669 flow [2023-11-06 22:25:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2171 transitions. [2023-11-06 22:25:10,864 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.505001163061177 [2023-11-06 22:25:10,864 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2171 transitions. [2023-11-06 22:25:10,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2171 transitions. [2023-11-06 22:25:10,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:10,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2171 transitions. [2023-11-06 22:25:10,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 723.6666666666666) internal successors, (2171), 3 states have internal predecessors, (2171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,877 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,879 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,879 INFO L175 Difference]: Start difference. First operand has 173 places, 165 transitions, 481 flow. Second operand 3 states and 2171 transitions. [2023-11-06 22:25:10,879 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 184 transitions, 669 flow [2023-11-06 22:25:10,882 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 184 transitions, 669 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:25:10,885 INFO L231 Difference]: Finished difference. Result has 174 places, 165 transitions, 491 flow [2023-11-06 22:25:10,886 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=477, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=491, PETRI_PLACES=174, PETRI_TRANSITIONS=165} [2023-11-06 22:25:10,887 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -37 predicate places. [2023-11-06 22:25:10,887 INFO L495 AbstractCegarLoop]: Abstraction has has 174 places, 165 transitions, 491 flow [2023-11-06 22:25:10,888 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 707.3333333333334) internal successors, (2122), 3 states have internal predecessors, (2122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,888 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:10,888 INFO L208 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] [2023-11-06 22:25:10,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-06 22:25:10,889 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:10,889 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:10,889 INFO L85 PathProgramCache]: Analyzing trace with hash 77070052, now seen corresponding path program 1 times [2023-11-06 22:25:10,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:10,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868264471] [2023-11-06 22:25:10,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:10,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:10,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:10,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868264471] [2023-11-06 22:25:10,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868264471] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:10,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:10,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:25:10,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707762147] [2023-11-06 22:25:10,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:10,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:10,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:10,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:10,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:10,970 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 701 out of 1433 [2023-11-06 22:25:10,973 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 165 transitions, 491 flow. Second operand has 3 states, 3 states have (on average 705.6666666666666) internal successors, (2117), 3 states have internal predecessors, (2117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:10,973 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:10,973 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 701 of 1433 [2023-11-06 22:25:10,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:11,676 INFO L124 PetriNetUnfolderBase]: 1054/4499 cut-off events. [2023-11-06 22:25:11,676 INFO L125 PetriNetUnfolderBase]: For 126/136 co-relation queries the response was YES. [2023-11-06 22:25:11,692 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6870 conditions, 4499 events. 1054/4499 cut-off events. For 126/136 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 42280 event pairs, 195 based on Foata normal form. 0/4233 useless extension candidates. Maximal degree in co-relation 6852. Up to 1505 conditions per place. [2023-11-06 22:25:11,704 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 72 selfloop transitions, 2 changer transitions 0/184 dead transitions. [2023-11-06 22:25:11,705 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 184 transitions, 685 flow [2023-11-06 22:25:11,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:11,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2171 transitions. [2023-11-06 22:25:11,712 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.505001163061177 [2023-11-06 22:25:11,712 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2171 transitions. [2023-11-06 22:25:11,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2171 transitions. [2023-11-06 22:25:11,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:11,713 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2171 transitions. [2023-11-06 22:25:11,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 723.6666666666666) internal successors, (2171), 3 states have internal predecessors, (2171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:11,723 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:11,725 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:11,725 INFO L175 Difference]: Start difference. First operand has 174 places, 165 transitions, 491 flow. Second operand 3 states and 2171 transitions. [2023-11-06 22:25:11,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 184 transitions, 685 flow [2023-11-06 22:25:11,728 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 184 transitions, 685 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:25:11,731 INFO L231 Difference]: Finished difference. Result has 175 places, 165 transitions, 501 flow [2023-11-06 22:25:11,732 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=487, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=501, PETRI_PLACES=175, PETRI_TRANSITIONS=165} [2023-11-06 22:25:11,732 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2023-11-06 22:25:11,732 INFO L495 AbstractCegarLoop]: Abstraction has has 175 places, 165 transitions, 501 flow [2023-11-06 22:25:11,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 705.6666666666666) internal successors, (2117), 3 states have internal predecessors, (2117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:11,733 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:11,733 INFO L208 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] [2023-11-06 22:25:11,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-06 22:25:11,734 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:11,734 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:11,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1653662863, now seen corresponding path program 1 times [2023-11-06 22:25:11,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:11,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215496209] [2023-11-06 22:25:11,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:11,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:11,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:11,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:11,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215496209] [2023-11-06 22:25:11,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215496209] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:11,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:11,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:25:11,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917554898] [2023-11-06 22:25:11,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:11,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:11,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:11,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:11,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:12,095 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 688 out of 1433 [2023-11-06 22:25:12,098 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 165 transitions, 501 flow. Second operand has 3 states, 3 states have (on average 694.6666666666666) internal successors, (2084), 3 states have internal predecessors, (2084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:12,098 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:12,098 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 688 of 1433 [2023-11-06 22:25:12,098 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:12,732 INFO L124 PetriNetUnfolderBase]: 1068/4310 cut-off events. [2023-11-06 22:25:12,733 INFO L125 PetriNetUnfolderBase]: For 195/205 co-relation queries the response was YES. [2023-11-06 22:25:12,754 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6852 conditions, 4310 events. 1068/4310 cut-off events. For 195/205 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 39767 event pairs, 250 based on Foata normal form. 0/4034 useless extension candidates. Maximal degree in co-relation 6833. Up to 1355 conditions per place. [2023-11-06 22:25:12,767 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 76 selfloop transitions, 2 changer transitions 0/186 dead transitions. [2023-11-06 22:25:12,767 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 186 transitions, 712 flow [2023-11-06 22:25:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2134 transitions. [2023-11-06 22:25:12,774 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4963945103512445 [2023-11-06 22:25:12,774 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2134 transitions. [2023-11-06 22:25:12,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2134 transitions. [2023-11-06 22:25:12,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:12,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2134 transitions. [2023-11-06 22:25:12,780 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 711.3333333333334) internal successors, (2134), 3 states have internal predecessors, (2134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:12,786 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:12,788 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:12,788 INFO L175 Difference]: Start difference. First operand has 175 places, 165 transitions, 501 flow. Second operand 3 states and 2134 transitions. [2023-11-06 22:25:12,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 186 transitions, 712 flow [2023-11-06 22:25:12,791 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 186 transitions, 712 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:25:12,794 INFO L231 Difference]: Finished difference. Result has 176 places, 165 transitions, 511 flow [2023-11-06 22:25:12,795 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=497, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=511, PETRI_PLACES=176, PETRI_TRANSITIONS=165} [2023-11-06 22:25:12,795 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -35 predicate places. [2023-11-06 22:25:12,795 INFO L495 AbstractCegarLoop]: Abstraction has has 176 places, 165 transitions, 511 flow [2023-11-06 22:25:12,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 694.6666666666666) internal successors, (2084), 3 states have internal predecessors, (2084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:12,796 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:12,796 INFO L208 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] [2023-11-06 22:25:12,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 22:25:12,797 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:12,797 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:12,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1789393233, now seen corresponding path program 1 times [2023-11-06 22:25:12,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:12,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988075585] [2023-11-06 22:25:12,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:12,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:12,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:12,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988075585] [2023-11-06 22:25:12,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988075585] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:12,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:12,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:25:12,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745964532] [2023-11-06 22:25:12,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:12,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:12,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:12,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:12,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:13,139 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 688 out of 1433 [2023-11-06 22:25:13,141 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 165 transitions, 511 flow. Second operand has 3 states, 3 states have (on average 693.0) internal successors, (2079), 3 states have internal predecessors, (2079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:13,141 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:13,141 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 688 of 1433 [2023-11-06 22:25:13,142 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:13,890 INFO L124 PetriNetUnfolderBase]: 1045/4410 cut-off events. [2023-11-06 22:25:13,891 INFO L125 PetriNetUnfolderBase]: For 248/262 co-relation queries the response was YES. [2023-11-06 22:25:13,906 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7049 conditions, 4410 events. 1045/4410 cut-off events. For 248/262 co-relation queries the response was YES. Maximal size of possible extension queue 138. Compared 40852 event pairs, 218 based on Foata normal form. 0/4159 useless extension candidates. Maximal degree in co-relation 7029. Up to 1362 conditions per place. [2023-11-06 22:25:13,917 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 76 selfloop transitions, 2 changer transitions 0/186 dead transitions. [2023-11-06 22:25:13,917 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 186 transitions, 724 flow [2023-11-06 22:25:13,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:13,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2133 transitions. [2023-11-06 22:25:13,925 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4961618981158409 [2023-11-06 22:25:13,925 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2133 transitions. [2023-11-06 22:25:13,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2133 transitions. [2023-11-06 22:25:13,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:13,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2133 transitions. [2023-11-06 22:25:13,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 711.0) internal successors, (2133), 3 states have internal predecessors, (2133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:13,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:13,940 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:13,940 INFO L175 Difference]: Start difference. First operand has 176 places, 165 transitions, 511 flow. Second operand 3 states and 2133 transitions. [2023-11-06 22:25:13,940 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 186 transitions, 724 flow [2023-11-06 22:25:13,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 186 transitions, 724 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:25:13,946 INFO L231 Difference]: Finished difference. Result has 177 places, 165 transitions, 521 flow [2023-11-06 22:25:13,947 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=507, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=521, PETRI_PLACES=177, PETRI_TRANSITIONS=165} [2023-11-06 22:25:13,947 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -34 predicate places. [2023-11-06 22:25:13,947 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 165 transitions, 521 flow [2023-11-06 22:25:13,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 693.0) internal successors, (2079), 3 states have internal predecessors, (2079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:13,948 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:13,949 INFO L208 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] [2023-11-06 22:25:13,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 22:25:13,949 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:13,949 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:13,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1619290002, now seen corresponding path program 1 times [2023-11-06 22:25:13,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:13,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268735557] [2023-11-06 22:25:13,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:13,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:14,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:14,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:14,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268735557] [2023-11-06 22:25:14,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268735557] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:14,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:14,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:25:14,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924171048] [2023-11-06 22:25:14,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:14,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:14,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:14,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:14,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:14,061 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 701 out of 1433 [2023-11-06 22:25:14,064 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 165 transitions, 521 flow. Second operand has 3 states, 3 states have (on average 706.0) internal successors, (2118), 3 states have internal predecessors, (2118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:14,064 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:14,064 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 701 of 1433 [2023-11-06 22:25:14,064 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:14,766 INFO L124 PetriNetUnfolderBase]: 1073/4653 cut-off events. [2023-11-06 22:25:14,766 INFO L125 PetriNetUnfolderBase]: For 302/316 co-relation queries the response was YES. [2023-11-06 22:25:14,781 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7463 conditions, 4653 events. 1073/4653 cut-off events. For 302/316 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 43389 event pairs, 595 based on Foata normal form. 0/4411 useless extension candidates. Maximal degree in co-relation 7442. Up to 1516 conditions per place. [2023-11-06 22:25:14,791 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 76 selfloop transitions, 3 changer transitions 0/189 dead transitions. [2023-11-06 22:25:14,792 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 189 transitions, 746 flow [2023-11-06 22:25:14,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:14,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2169 transitions. [2023-11-06 22:25:14,799 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5045359385903698 [2023-11-06 22:25:14,799 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2169 transitions. [2023-11-06 22:25:14,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2169 transitions. [2023-11-06 22:25:14,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:14,800 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2169 transitions. [2023-11-06 22:25:14,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 723.0) internal successors, (2169), 3 states have internal predecessors, (2169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:14,811 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:14,812 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:14,813 INFO L175 Difference]: Start difference. First operand has 177 places, 165 transitions, 521 flow. Second operand 3 states and 2169 transitions. [2023-11-06 22:25:14,813 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 189 transitions, 746 flow [2023-11-06 22:25:14,816 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 189 transitions, 746 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:25:14,819 INFO L231 Difference]: Finished difference. Result has 181 places, 167 transitions, 543 flow [2023-11-06 22:25:14,820 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=521, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=543, PETRI_PLACES=181, PETRI_TRANSITIONS=167} [2023-11-06 22:25:14,820 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -30 predicate places. [2023-11-06 22:25:14,820 INFO L495 AbstractCegarLoop]: Abstraction has has 181 places, 167 transitions, 543 flow [2023-11-06 22:25:14,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 706.0) internal successors, (2118), 3 states have internal predecessors, (2118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:14,821 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:14,822 INFO L208 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] [2023-11-06 22:25:14,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-06 22:25:14,822 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:14,822 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:14,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1595886006, now seen corresponding path program 1 times [2023-11-06 22:25:14,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:14,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133313909] [2023-11-06 22:25:14,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:14,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:14,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:14,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:14,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133313909] [2023-11-06 22:25:14,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133313909] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:14,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:14,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:25:14,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59439337] [2023-11-06 22:25:14,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:14,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:25:14,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:14,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:25:14,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:25:14,931 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 700 out of 1433 [2023-11-06 22:25:14,933 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 167 transitions, 543 flow. Second operand has 3 states, 3 states have (on average 706.0) internal successors, (2118), 3 states have internal predecessors, (2118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:14,933 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:14,934 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 700 of 1433 [2023-11-06 22:25:14,934 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:15,664 INFO L124 PetriNetUnfolderBase]: 1073/4513 cut-off events. [2023-11-06 22:25:15,664 INFO L125 PetriNetUnfolderBase]: For 588/602 co-relation queries the response was YES. [2023-11-06 22:25:15,686 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7775 conditions, 4513 events. 1073/4513 cut-off events. For 588/602 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 41564 event pairs, 670 based on Foata normal form. 108/4459 useless extension candidates. Maximal degree in co-relation 7752. Up to 1695 conditions per place. [2023-11-06 22:25:15,695 INFO L140 encePairwiseOnDemand]: 1429/1433 looper letters, 75 selfloop transitions, 4 changer transitions 0/188 dead transitions. [2023-11-06 22:25:15,695 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 188 transitions, 762 flow [2023-11-06 22:25:15,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:25:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:25:15,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2164 transitions. [2023-11-06 22:25:15,705 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5033728774133519 [2023-11-06 22:25:15,705 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2164 transitions. [2023-11-06 22:25:15,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2164 transitions. [2023-11-06 22:25:15,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:15,707 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2164 transitions. [2023-11-06 22:25:15,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 721.3333333333334) internal successors, (2164), 3 states have internal predecessors, (2164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:15,715 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:15,717 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1433.0) internal successors, (5732), 4 states have internal predecessors, (5732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:15,717 INFO L175 Difference]: Start difference. First operand has 181 places, 167 transitions, 543 flow. Second operand 3 states and 2164 transitions. [2023-11-06 22:25:15,717 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 188 transitions, 762 flow [2023-11-06 22:25:15,727 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 188 transitions, 756 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:25:15,730 INFO L231 Difference]: Finished difference. Result has 180 places, 166 transitions, 543 flow [2023-11-06 22:25:15,730 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=535, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=543, PETRI_PLACES=180, PETRI_TRANSITIONS=166} [2023-11-06 22:25:15,731 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -31 predicate places. [2023-11-06 22:25:15,731 INFO L495 AbstractCegarLoop]: Abstraction has has 180 places, 166 transitions, 543 flow [2023-11-06 22:25:15,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 706.0) internal successors, (2118), 3 states have internal predecessors, (2118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:15,732 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:25:15,732 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:15,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-06 22:25:15,732 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2023-11-06 22:25:15,732 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:25:15,733 INFO L85 PathProgramCache]: Analyzing trace with hash 676747642, now seen corresponding path program 1 times [2023-11-06 22:25:15,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:25:15,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887125971] [2023-11-06 22:25:15,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:25:15,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:25:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:25:16,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-06 22:25:16,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:25:16,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887125971] [2023-11-06 22:25:16,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887125971] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:25:16,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:25:16,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:25:16,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97995015] [2023-11-06 22:25:16,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:25:16,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:25:16,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:25:16,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:25:16,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:25:17,233 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 688 out of 1433 [2023-11-06 22:25:17,235 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 166 transitions, 543 flow. Second operand has 6 states, 6 states have (on average 692.5) internal successors, (4155), 6 states have internal predecessors, (4155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:17,236 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:25:17,236 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 688 of 1433 [2023-11-06 22:25:17,236 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:25:18,160 INFO L124 PetriNetUnfolderBase]: 1169/4584 cut-off events. [2023-11-06 22:25:18,161 INFO L125 PetriNetUnfolderBase]: For 532/546 co-relation queries the response was YES. [2023-11-06 22:25:18,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8168 conditions, 4584 events. 1169/4584 cut-off events. For 532/546 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 41683 event pairs, 770 based on Foata normal form. 0/4447 useless extension candidates. Maximal degree in co-relation 8145. Up to 1887 conditions per place. [2023-11-06 22:25:18,190 INFO L140 encePairwiseOnDemand]: 1428/1433 looper letters, 0 selfloop transitions, 0 changer transitions 241/241 dead transitions. [2023-11-06 22:25:18,191 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 241 transitions, 1039 flow [2023-11-06 22:25:18,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:25:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:25:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4244 transitions. [2023-11-06 22:25:18,202 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4936031635264015 [2023-11-06 22:25:18,203 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4244 transitions. [2023-11-06 22:25:18,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4244 transitions. [2023-11-06 22:25:18,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:25:18,204 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4244 transitions. [2023-11-06 22:25:18,211 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 707.3333333333334) internal successors, (4244), 6 states have internal predecessors, (4244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:18,218 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:18,219 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1433.0) internal successors, (10031), 7 states have internal predecessors, (10031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:18,220 INFO L175 Difference]: Start difference. First operand has 180 places, 166 transitions, 543 flow. Second operand 6 states and 4244 transitions. [2023-11-06 22:25:18,220 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 241 transitions, 1039 flow [2023-11-06 22:25:18,231 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 241 transitions, 1031 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:25:18,233 INFO L231 Difference]: Finished difference. Result has 182 places, 0 transitions, 0 flow [2023-11-06 22:25:18,233 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1433, PETRI_DIFFERENCE_MINUEND_FLOW=533, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=182, PETRI_TRANSITIONS=0} [2023-11-06 22:25:18,234 INFO L281 CegarLoopForPetriNet]: 211 programPoint places, -29 predicate places. [2023-11-06 22:25:18,234 INFO L495 AbstractCegarLoop]: Abstraction has has 182 places, 0 transitions, 0 flow [2023-11-06 22:25:18,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 692.5) internal successors, (4155), 6 states have internal predecessors, (4155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:25:18,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (131 of 132 remaining) [2023-11-06 22:25:18,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (130 of 132 remaining) [2023-11-06 22:25:18,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (129 of 132 remaining) [2023-11-06 22:25:18,241 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (128 of 132 remaining) [2023-11-06 22:25:18,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (127 of 132 remaining) [2023-11-06 22:25:18,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (126 of 132 remaining) [2023-11-06 22:25:18,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (125 of 132 remaining) [2023-11-06 22:25:18,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (124 of 132 remaining) [2023-11-06 22:25:18,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (123 of 132 remaining) [2023-11-06 22:25:18,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (122 of 132 remaining) [2023-11-06 22:25:18,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (121 of 132 remaining) [2023-11-06 22:25:18,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (120 of 132 remaining) [2023-11-06 22:25:18,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (119 of 132 remaining) [2023-11-06 22:25:18,243 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (118 of 132 remaining) [2023-11-06 22:25:18,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (117 of 132 remaining) [2023-11-06 22:25:18,244 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (116 of 132 remaining) [2023-11-06 22:25:18,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (115 of 132 remaining) [2023-11-06 22:25:18,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (114 of 132 remaining) [2023-11-06 22:25:18,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (113 of 132 remaining) [2023-11-06 22:25:18,245 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (112 of 132 remaining) [2023-11-06 22:25:18,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (111 of 132 remaining) [2023-11-06 22:25:18,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (110 of 132 remaining) [2023-11-06 22:25:18,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (109 of 132 remaining) [2023-11-06 22:25:18,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (108 of 132 remaining) [2023-11-06 22:25:18,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (107 of 132 remaining) [2023-11-06 22:25:18,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (106 of 132 remaining) [2023-11-06 22:25:18,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (105 of 132 remaining) [2023-11-06 22:25:18,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (104 of 132 remaining) [2023-11-06 22:25:18,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (103 of 132 remaining) [2023-11-06 22:25:18,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (102 of 132 remaining) [2023-11-06 22:25:18,247 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (101 of 132 remaining) [2023-11-06 22:25:18,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (100 of 132 remaining) [2023-11-06 22:25:18,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (99 of 132 remaining) [2023-11-06 22:25:18,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (98 of 132 remaining) [2023-11-06 22:25:18,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (97 of 132 remaining) [2023-11-06 22:25:18,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (96 of 132 remaining) [2023-11-06 22:25:18,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (95 of 132 remaining) [2023-11-06 22:25:18,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (94 of 132 remaining) [2023-11-06 22:25:18,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (93 of 132 remaining) [2023-11-06 22:25:18,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (92 of 132 remaining) [2023-11-06 22:25:18,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (91 of 132 remaining) [2023-11-06 22:25:18,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (90 of 132 remaining) [2023-11-06 22:25:18,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (89 of 132 remaining) [2023-11-06 22:25:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (88 of 132 remaining) [2023-11-06 22:25:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (87 of 132 remaining) [2023-11-06 22:25:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (86 of 132 remaining) [2023-11-06 22:25:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (85 of 132 remaining) [2023-11-06 22:25:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (84 of 132 remaining) [2023-11-06 22:25:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (83 of 132 remaining) [2023-11-06 22:25:18,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (82 of 132 remaining) [2023-11-06 22:25:18,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (81 of 132 remaining) [2023-11-06 22:25:18,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (80 of 132 remaining) [2023-11-06 22:25:18,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (79 of 132 remaining) [2023-11-06 22:25:18,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (78 of 132 remaining) [2023-11-06 22:25:18,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (77 of 132 remaining) [2023-11-06 22:25:18,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (76 of 132 remaining) [2023-11-06 22:25:18,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (75 of 132 remaining) [2023-11-06 22:25:18,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (74 of 132 remaining) [2023-11-06 22:25:18,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (73 of 132 remaining) [2023-11-06 22:25:18,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (72 of 132 remaining) [2023-11-06 22:25:18,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (71 of 132 remaining) [2023-11-06 22:25:18,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (70 of 132 remaining) [2023-11-06 22:25:18,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (69 of 132 remaining) [2023-11-06 22:25:18,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (68 of 132 remaining) [2023-11-06 22:25:18,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (67 of 132 remaining) [2023-11-06 22:25:18,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (66 of 132 remaining) [2023-11-06 22:25:18,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (65 of 132 remaining) [2023-11-06 22:25:18,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (64 of 132 remaining) [2023-11-06 22:25:18,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (63 of 132 remaining) [2023-11-06 22:25:18,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (62 of 132 remaining) [2023-11-06 22:25:18,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (61 of 132 remaining) [2023-11-06 22:25:18,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (60 of 132 remaining) [2023-11-06 22:25:18,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (59 of 132 remaining) [2023-11-06 22:25:18,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (58 of 132 remaining) [2023-11-06 22:25:18,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (57 of 132 remaining) [2023-11-06 22:25:18,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (56 of 132 remaining) [2023-11-06 22:25:18,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (55 of 132 remaining) [2023-11-06 22:25:18,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (54 of 132 remaining) [2023-11-06 22:25:18,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (53 of 132 remaining) [2023-11-06 22:25:18,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (52 of 132 remaining) [2023-11-06 22:25:18,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 132 remaining) [2023-11-06 22:25:18,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 132 remaining) [2023-11-06 22:25:18,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (49 of 132 remaining) [2023-11-06 22:25:18,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (48 of 132 remaining) [2023-11-06 22:25:18,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (47 of 132 remaining) [2023-11-06 22:25:18,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (46 of 132 remaining) [2023-11-06 22:25:18,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (45 of 132 remaining) [2023-11-06 22:25:18,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (44 of 132 remaining) [2023-11-06 22:25:18,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (43 of 132 remaining) [2023-11-06 22:25:18,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (42 of 132 remaining) [2023-11-06 22:25:18,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (41 of 132 remaining) [2023-11-06 22:25:18,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (40 of 132 remaining) [2023-11-06 22:25:18,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (39 of 132 remaining) [2023-11-06 22:25:18,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (38 of 132 remaining) [2023-11-06 22:25:18,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (37 of 132 remaining) [2023-11-06 22:25:18,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (36 of 132 remaining) [2023-11-06 22:25:18,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (35 of 132 remaining) [2023-11-06 22:25:18,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (34 of 132 remaining) [2023-11-06 22:25:18,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (33 of 132 remaining) [2023-11-06 22:25:18,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (32 of 132 remaining) [2023-11-06 22:25:18,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (31 of 132 remaining) [2023-11-06 22:25:18,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (30 of 132 remaining) [2023-11-06 22:25:18,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (29 of 132 remaining) [2023-11-06 22:25:18,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (28 of 132 remaining) [2023-11-06 22:25:18,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (27 of 132 remaining) [2023-11-06 22:25:18,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (26 of 132 remaining) [2023-11-06 22:25:18,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (25 of 132 remaining) [2023-11-06 22:25:18,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 132 remaining) [2023-11-06 22:25:18,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 132 remaining) [2023-11-06 22:25:18,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 132 remaining) [2023-11-06 22:25:18,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 132 remaining) [2023-11-06 22:25:18,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 132 remaining) [2023-11-06 22:25:18,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (19 of 132 remaining) [2023-11-06 22:25:18,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (18 of 132 remaining) [2023-11-06 22:25:18,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (17 of 132 remaining) [2023-11-06 22:25:18,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (16 of 132 remaining) [2023-11-06 22:25:18,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (15 of 132 remaining) [2023-11-06 22:25:18,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (14 of 132 remaining) [2023-11-06 22:25:18,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (13 of 132 remaining) [2023-11-06 22:25:18,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (12 of 132 remaining) [2023-11-06 22:25:18,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (11 of 132 remaining) [2023-11-06 22:25:18,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (10 of 132 remaining) [2023-11-06 22:25:18,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (9 of 132 remaining) [2023-11-06 22:25:18,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (8 of 132 remaining) [2023-11-06 22:25:18,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (7 of 132 remaining) [2023-11-06 22:25:18,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (6 of 132 remaining) [2023-11-06 22:25:18,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (5 of 132 remaining) [2023-11-06 22:25:18,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (4 of 132 remaining) [2023-11-06 22:25:18,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (3 of 132 remaining) [2023-11-06 22:25:18,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (2 of 132 remaining) [2023-11-06 22:25:18,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (1 of 132 remaining) [2023-11-06 22:25:18,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (0 of 132 remaining) [2023-11-06 22:25:18,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-06 22:25:18,268 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:25:18,275 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-06 22:25:18,275 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:25:18,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:25:18 BasicIcfg [2023-11-06 22:25:18,282 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:25:18,282 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:25:18,282 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:25:18,283 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:25:18,283 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:24:35" (3/4) ... [2023-11-06 22:25:18,285 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:25:18,289 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-06 22:25:18,289 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-06 22:25:18,316 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-06 22:25:18,317 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:25:18,318 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:25:18,320 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:25:18,420 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:25:18,421 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:25:18,421 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:25:18,422 INFO L158 Benchmark]: Toolchain (without parser) took 45151.93ms. Allocated memory was 159.4MB in the beginning and 708.8MB in the end (delta: 549.5MB). Free memory was 116.5MB in the beginning and 490.4MB in the end (delta: -373.9MB). Peak memory consumption was 178.5MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,422 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 62.3MB in the beginning and 62.1MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:25:18,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.24ms. Allocated memory is still 159.4MB. Free memory was 116.3MB in the beginning and 102.4MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.37ms. Allocated memory is still 159.4MB. Free memory was 102.4MB in the beginning and 98.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,423 INFO L158 Benchmark]: Boogie Preprocessor took 66.57ms. Allocated memory is still 159.4MB. Free memory was 98.0MB in the beginning and 94.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,423 INFO L158 Benchmark]: RCFGBuilder took 1352.73ms. Allocated memory is still 159.4MB. Free memory was 94.3MB in the beginning and 91.4MB in the end (delta: 2.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,424 INFO L158 Benchmark]: TraceAbstraction took 43090.54ms. Allocated memory was 159.4MB in the beginning and 708.8MB in the end (delta: 549.5MB). Free memory was 90.8MB in the beginning and 498.8MB in the end (delta: -408.0MB). Peak memory consumption was 444.1MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,424 INFO L158 Benchmark]: Witness Printer took 138.63ms. Allocated memory is still 708.8MB. Free memory was 498.8MB in the beginning and 490.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:25:18,426 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 62.3MB in the beginning and 62.1MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.24ms. Allocated memory is still 159.4MB. Free memory was 116.3MB in the beginning and 102.4MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.37ms. Allocated memory is still 159.4MB. Free memory was 102.4MB in the beginning and 98.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.57ms. Allocated memory is still 159.4MB. Free memory was 98.0MB in the beginning and 94.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1352.73ms. Allocated memory is still 159.4MB. Free memory was 94.3MB in the beginning and 91.4MB in the end (delta: 2.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * TraceAbstraction took 43090.54ms. Allocated memory was 159.4MB in the beginning and 708.8MB in the end (delta: 549.5MB). Free memory was 90.8MB in the beginning and 498.8MB in the end (delta: -408.0MB). Peak memory consumption was 444.1MB. Max. memory is 16.1GB. * Witness Printer took 138.63ms. Allocated memory is still 708.8MB. Free memory was 498.8MB in the beginning and 490.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19.3s, 681 PlacesBefore, 211 PlacesAfterwards, 705 TransitionsBefore, 212 TransitionsAfterwards, 56240 CoEnabledTransitionPairs, 10 FixpointIterations, 418 TrivialSequentialCompositions, 176 ConcurrentSequentialCompositions, 54 TrivialYvCompositions, 29 ConcurrentYvCompositions, 23 ChoiceCompositions, 700 TotalNumberOfCompositions, 370202 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 71843, independent: 68612, independent conditional: 0, independent unconditional: 68612, dependent: 3231, dependent conditional: 0, dependent unconditional: 3231, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 26138, independent: 25774, independent conditional: 0, independent unconditional: 25774, dependent: 364, dependent conditional: 0, dependent unconditional: 364, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 71843, independent: 42838, independent conditional: 0, independent unconditional: 42838, dependent: 2867, dependent conditional: 0, dependent unconditional: 2867, unknown: 26138, unknown conditional: 0, unknown unconditional: 26138] , Statistics on independence cache: Total cache size (in pairs): 2840, Positive cache size: 2626, Positive conditional cache size: 0, Positive unconditional cache size: 2626, Negative cache size: 214, Negative conditional cache size: 0, Negative unconditional cache size: 214, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 999 locations, 132 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 42.8s, OverallIterations: 19, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 18.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 19.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3476 SdHoareTripleChecker+Valid, 6.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1837 mSDsluCounter, 691 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 185 mSDsCounter, 969 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5892 IncrementalHoareTripleChecker+Invalid, 6861 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 969 mSolverCounterUnsat, 506 mSDtfsCounter, 5892 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=543occurred in iteration=17, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 901 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 43/43 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 80 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-06 22:25:18,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cca3cc8e-f49c-44b8-b36c-3e80518c00d3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE