./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-5.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_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/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_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/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_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/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 b2b2bb654bf56c4e17e833d277e8505998c0901a0fe529242a0e0db923034741 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:54:02,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:54:02,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-06 22:54:02,572 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:54:02,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:54:02,599 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:54:02,600 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:54:02,601 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:54:02,602 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:54:02,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:54:02,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:54:02,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:54:02,604 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:54:02,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:54:02,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:54:02,606 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:54:02,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:54:02,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:54:02,608 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:54:02,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:54:02,609 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:54:02,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:54:02,611 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-06 22:54:02,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:54:02,612 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:54:02,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:54:02,613 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:54:02,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:54:02,614 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:54:02,615 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:54:02,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:02,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:54:02,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:54:02,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:54:02,617 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:54:02,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:54:02,618 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:54:02,618 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:54:02,619 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:54:02,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:54:02,619 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:54:02,620 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_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b2bb654bf56c4e17e833d277e8505998c0901a0fe529242a0e0db923034741 [2023-11-06 22:54:02,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:54:03,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:54:03,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:54:03,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:54:03,016 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:54:03,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2023-11-06 22:54:06,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:54:06,621 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:54:06,622 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2023-11-06 22:54:06,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/data/57b88dd6e/13abe2b1394347a98253d0f439f86785/FLAG9c8d41e90 [2023-11-06 22:54:06,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/data/57b88dd6e/13abe2b1394347a98253d0f439f86785 [2023-11-06 22:54:06,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:54:06,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:54:06,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:06,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:54:06,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:54:06,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:06" (1/1) ... [2023-11-06 22:54:06,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41925e70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:06, skipping insertion in model container [2023-11-06 22:54:06,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:06" (1/1) ... [2023-11-06 22:54:06,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:54:06,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:06,961 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:54:07,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:07,028 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:54:07,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07 WrapperNode [2023-11-06 22:54:07,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:07,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:07,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:54:07,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:54:07,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,114 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 488 [2023-11-06 22:54:07,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:07,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:54:07,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:54:07,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:54:07,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:54:07,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:54:07,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:54:07,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:54:07,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (1/1) ... [2023-11-06 22:54:07,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:07,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:54:07,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:54:07,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:54:07,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:54:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-06 22:54:07,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-06 22:54:07,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-06 22:54:07,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-06 22:54:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:54:07,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:54:07,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:54:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:54:07,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:54:07,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:54:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:54:07,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:54:07,312 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 22:54:07,506 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:54:07,508 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:54:08,714 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:54:08,734 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:54:08,734 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-06 22:54:08,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:08 BoogieIcfgContainer [2023-11-06 22:54:08,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:54:08,741 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:54:08,741 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:54:08,744 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:54:08,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:54:06" (1/3) ... [2023-11-06 22:54:08,746 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486e0e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:08, skipping insertion in model container [2023-11-06 22:54:08,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:07" (2/3) ... [2023-11-06 22:54:08,746 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@486e0e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:54:08, skipping insertion in model container [2023-11-06 22:54:08,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:08" (3/3) ... [2023-11-06 22:54:08,748 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2023-11-06 22:54:08,758 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:54:08,770 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:54:08,770 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2023-11-06 22:54:08,771 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:54:08,947 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-06 22:54:09,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 619 places, 646 transitions, 1306 flow [2023-11-06 22:54:09,327 INFO L124 PetriNetUnfolderBase]: 34/644 cut-off events. [2023-11-06 22:54:09,327 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:54:09,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 653 conditions, 644 events. 34/644 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1913 event pairs, 0 based on Foata normal form. 0/524 useless extension candidates. Maximal degree in co-relation 507. Up to 2 conditions per place. [2023-11-06 22:54:09,354 INFO L82 GeneralOperation]: Start removeDead. Operand has 619 places, 646 transitions, 1306 flow [2023-11-06 22:54:09,378 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 597 places, 623 transitions, 1258 flow [2023-11-06 22:54:09,382 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:54:09,402 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 597 places, 623 transitions, 1258 flow [2023-11-06 22:54:09,407 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 597 places, 623 transitions, 1258 flow [2023-11-06 22:54:09,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 597 places, 623 transitions, 1258 flow [2023-11-06 22:54:09,567 INFO L124 PetriNetUnfolderBase]: 33/623 cut-off events. [2023-11-06 22:54:09,568 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:54:09,576 INFO L83 FinitePrefix]: Finished finitePrefix Result has 632 conditions, 623 events. 33/623 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1865 event pairs, 0 based on Foata normal form. 0/505 useless extension candidates. Maximal degree in co-relation 507. Up to 2 conditions per place. [2023-11-06 22:54:09,652 INFO L119 LiptonReduction]: Number of co-enabled transitions 64116 [2023-11-06 22:54:24,607 INFO L134 LiptonReduction]: Checked pairs total: 244104 [2023-11-06 22:54:24,608 INFO L136 LiptonReduction]: Total number of compositions: 627 [2023-11-06 22:54:24,628 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:54:24,636 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;@62059ce3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:54:24,637 INFO L358 AbstractCegarLoop]: Starting to check reachability of 164 error locations. [2023-11-06 22:54:24,639 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:54:24,639 INFO L124 PetriNetUnfolderBase]: 0/0 cut-off events. [2023-11-06 22:54:24,639 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:54:24,640 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:24,640 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-11-06 22:54:24,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:24,647 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:24,648 INFO L85 PathProgramCache]: Analyzing trace with hash 2577, now seen corresponding path program 1 times [2023-11-06 22:54:24,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:24,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452024977] [2023-11-06 22:54:24,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:24,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:24,791 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 22:54:24,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:24,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452024977] [2023-11-06 22:54:24,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452024977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:24,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:24,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-11-06 22:54:24,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138453448] [2023-11-06 22:54:24,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:24,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:54:24,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:24,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:54:24,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:54:24,870 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 624 out of 1273 [2023-11-06 22:54:24,878 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 230 transitions, 472 flow. Second operand has 2 states, 2 states have (on average 624.5) internal successors, (1249), 2 states have internal predecessors, (1249), 0 states have call successors, (0), 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 22:54:24,879 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:24,879 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 624 of 1273 [2023-11-06 22:54:24,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:25,888 INFO L124 PetriNetUnfolderBase]: 2459/5532 cut-off events. [2023-11-06 22:54:25,888 INFO L125 PetriNetUnfolderBase]: For 194/200 co-relation queries the response was YES. [2023-11-06 22:54:25,904 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9330 conditions, 5532 events. 2459/5532 cut-off events. For 194/200 co-relation queries the response was YES. Maximal size of possible extension queue 240. Compared 43170 event pairs, 1652 based on Foata normal form. 571/5158 useless extension candidates. Maximal degree in co-relation 8457. Up to 3712 conditions per place. [2023-11-06 22:54:25,947 INFO L140 encePairwiseOnDemand]: 1221/1273 looper letters, 89 selfloop transitions, 0 changer transitions 1/178 dead transitions. [2023-11-06 22:54:25,947 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 178 transitions, 548 flow [2023-11-06 22:54:25,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:54:25,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:54:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1390 transitions. [2023-11-06 22:54:25,971 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5459544383346425 [2023-11-06 22:54:25,972 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1390 transitions. [2023-11-06 22:54:25,973 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1390 transitions. [2023-11-06 22:54:25,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:25,979 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1390 transitions. [2023-11-06 22:54:25,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 695.0) internal successors, (1390), 2 states have internal predecessors, (1390), 0 states have call successors, (0), 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 22:54:26,002 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1273.0) internal successors, (3819), 3 states have internal predecessors, (3819), 0 states have call successors, (0), 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 22:54:26,006 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1273.0) internal successors, (3819), 3 states have internal predecessors, (3819), 0 states have call successors, (0), 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 22:54:26,008 INFO L175 Difference]: Start difference. First operand has 218 places, 230 transitions, 472 flow. Second operand 2 states and 1390 transitions. [2023-11-06 22:54:26,009 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 178 transitions, 548 flow [2023-11-06 22:54:26,018 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 178 transitions, 540 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-06 22:54:26,024 INFO L231 Difference]: Finished difference. Result has 167 places, 177 transitions, 357 flow [2023-11-06 22:54:26,027 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=360, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=178, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=357, PETRI_PLACES=167, PETRI_TRANSITIONS=177} [2023-11-06 22:54:26,031 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -51 predicate places. [2023-11-06 22:54:26,031 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 177 transitions, 357 flow [2023-11-06 22:54:26,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 624.5) internal successors, (1249), 2 states have internal predecessors, (1249), 0 states have call successors, (0), 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 22:54:26,033 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:26,033 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-06 22:54:26,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:54:26,034 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:26,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:26,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1002127268, now seen corresponding path program 1 times [2023-11-06 22:54:26,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:26,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918894533] [2023-11-06 22:54:26,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:26,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:26,154 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 22:54:26,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:26,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918894533] [2023-11-06 22:54:26,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918894533] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:26,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:26,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:26,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584235346] [2023-11-06 22:54:26,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:26,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:54:26,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:26,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:54:26,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:54:26,191 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 605 out of 1273 [2023-11-06 22:54:26,194 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 177 transitions, 357 flow. Second operand has 3 states, 3 states have (on average 606.6666666666666) internal successors, (1820), 3 states have internal predecessors, (1820), 0 states have call successors, (0), 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 22:54:26,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:26,194 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 605 of 1273 [2023-11-06 22:54:26,195 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:27,052 INFO L124 PetriNetUnfolderBase]: 2510/5471 cut-off events. [2023-11-06 22:54:27,053 INFO L125 PetriNetUnfolderBase]: For 66/80 co-relation queries the response was YES. [2023-11-06 22:54:27,064 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9469 conditions, 5471 events. 2510/5471 cut-off events. For 66/80 co-relation queries the response was YES. Maximal size of possible extension queue 230. Compared 39628 event pairs, 1170 based on Foata normal form. 1/4872 useless extension candidates. Maximal degree in co-relation 9466. Up to 3977 conditions per place. [2023-11-06 22:54:27,100 INFO L140 encePairwiseOnDemand]: 1265/1273 looper letters, 98 selfloop transitions, 2 changer transitions 0/176 dead transitions. [2023-11-06 22:54:27,101 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 176 transitions, 556 flow [2023-11-06 22:54:27,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:54:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1921 transitions. [2023-11-06 22:54:27,109 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5030112594920136 [2023-11-06 22:54:27,109 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1921 transitions. [2023-11-06 22:54:27,110 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1921 transitions. [2023-11-06 22:54:27,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:27,112 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1921 transitions. [2023-11-06 22:54:27,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 640.3333333333334) internal successors, (1921), 3 states have internal predecessors, (1921), 0 states have call successors, (0), 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 22:54:27,130 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:27,134 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:27,135 INFO L175 Difference]: Start difference. First operand has 167 places, 177 transitions, 357 flow. Second operand 3 states and 1921 transitions. [2023-11-06 22:54:27,135 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 176 transitions, 556 flow [2023-11-06 22:54:27,137 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 176 transitions, 556 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:54:27,141 INFO L231 Difference]: Finished difference. Result has 163 places, 173 transitions, 359 flow [2023-11-06 22:54:27,142 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=345, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=359, PETRI_PLACES=163, PETRI_TRANSITIONS=173} [2023-11-06 22:54:27,143 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -55 predicate places. [2023-11-06 22:54:27,143 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 173 transitions, 359 flow [2023-11-06 22:54:27,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 606.6666666666666) internal successors, (1820), 3 states have internal predecessors, (1820), 0 states have call successors, (0), 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 22:54:27,145 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:27,146 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:27,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:54:27,146 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:27,147 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:27,147 INFO L85 PathProgramCache]: Analyzing trace with hash -970814328, now seen corresponding path program 1 times [2023-11-06 22:54:27,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:27,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308699162] [2023-11-06 22:54:27,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:27,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:27,239 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 22:54:27,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:27,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308699162] [2023-11-06 22:54:27,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308699162] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:27,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:27,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:27,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774691716] [2023-11-06 22:54:27,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:27,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:54:27,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:27,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:54:27,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:54:27,303 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 1273 [2023-11-06 22:54:27,306 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 173 transitions, 359 flow. Second operand has 3 states, 3 states have (on average 589.0) internal successors, (1767), 3 states have internal predecessors, (1767), 0 states have call successors, (0), 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 22:54:27,306 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:27,306 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 1273 [2023-11-06 22:54:27,307 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:28,167 INFO L124 PetriNetUnfolderBase]: 2218/5265 cut-off events. [2023-11-06 22:54:28,167 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2023-11-06 22:54:28,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8899 conditions, 5265 events. 2218/5265 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 40694 event pairs, 1715 based on Foata normal form. 0/4546 useless extension candidates. Maximal degree in co-relation 8895. Up to 3557 conditions per place. [2023-11-06 22:54:28,221 INFO L140 encePairwiseOnDemand]: 1262/1273 looper letters, 88 selfloop transitions, 1 changer transitions 0/163 dead transitions. [2023-11-06 22:54:28,221 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 163 transitions, 517 flow [2023-11-06 22:54:28,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:28,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:54:28,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1860 transitions. [2023-11-06 22:54:28,230 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4870384917517675 [2023-11-06 22:54:28,230 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1860 transitions. [2023-11-06 22:54:28,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1860 transitions. [2023-11-06 22:54:28,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:28,233 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1860 transitions. [2023-11-06 22:54:28,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 620.0) internal successors, (1860), 3 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:54:28,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:28,255 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:28,256 INFO L175 Difference]: Start difference. First operand has 163 places, 173 transitions, 359 flow. Second operand 3 states and 1860 transitions. [2023-11-06 22:54:28,256 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 163 transitions, 517 flow [2023-11-06 22:54:28,260 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 163 transitions, 517 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:54:28,264 INFO L231 Difference]: Finished difference. Result has 155 places, 163 transitions, 341 flow [2023-11-06 22:54:28,265 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=341, PETRI_PLACES=155, PETRI_TRANSITIONS=163} [2023-11-06 22:54:28,266 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -63 predicate places. [2023-11-06 22:54:28,266 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 163 transitions, 341 flow [2023-11-06 22:54:28,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 589.0) internal successors, (1767), 3 states have internal predecessors, (1767), 0 states have call successors, (0), 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 22:54:28,268 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:28,268 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:28,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:54:28,273 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:28,274 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:28,274 INFO L85 PathProgramCache]: Analyzing trace with hash -970545920, now seen corresponding path program 1 times [2023-11-06 22:54:28,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:28,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571436416] [2023-11-06 22:54:28,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:28,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:28,409 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 22:54:28,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:28,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571436416] [2023-11-06 22:54:28,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571436416] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:28,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:28,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:28,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528445623] [2023-11-06 22:54:28,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:28,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:54:28,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:28,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:54:28,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:54:28,445 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 622 out of 1273 [2023-11-06 22:54:28,449 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 163 transitions, 341 flow. Second operand has 3 states, 3 states have (on average 623.6666666666666) internal successors, (1871), 3 states have internal predecessors, (1871), 0 states have call successors, (0), 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 22:54:28,449 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:28,449 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 622 of 1273 [2023-11-06 22:54:28,449 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:29,680 INFO L124 PetriNetUnfolderBase]: 3745/8748 cut-off events. [2023-11-06 22:54:29,691 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2023-11-06 22:54:29,730 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14922 conditions, 8748 events. 3745/8748 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 224. Compared 71570 event pairs, 1536 based on Foata normal form. 0/7700 useless extension candidates. Maximal degree in co-relation 14917. Up to 3215 conditions per place. [2023-11-06 22:54:29,778 INFO L140 encePairwiseOnDemand]: 1269/1273 looper letters, 169 selfloop transitions, 3 changer transitions 0/246 dead transitions. [2023-11-06 22:54:29,779 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 246 transitions, 853 flow [2023-11-06 22:54:29,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:54:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2039 transitions. [2023-11-06 22:54:29,786 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5339094003665881 [2023-11-06 22:54:29,787 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2039 transitions. [2023-11-06 22:54:29,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2039 transitions. [2023-11-06 22:54:29,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:29,789 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2039 transitions. [2023-11-06 22:54:29,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 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 22:54:29,805 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:29,809 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:29,810 INFO L175 Difference]: Start difference. First operand has 155 places, 163 transitions, 341 flow. Second operand 3 states and 2039 transitions. [2023-11-06 22:54:29,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 246 transitions, 853 flow [2023-11-06 22:54:29,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 246 transitions, 852 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 22:54:29,817 INFO L231 Difference]: Finished difference. Result has 158 places, 165 transitions, 362 flow [2023-11-06 22:54:29,818 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=362, PETRI_PLACES=158, PETRI_TRANSITIONS=165} [2023-11-06 22:54:29,819 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -60 predicate places. [2023-11-06 22:54:29,819 INFO L495 AbstractCegarLoop]: Abstraction has has 158 places, 165 transitions, 362 flow [2023-11-06 22:54:29,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 623.6666666666666) internal successors, (1871), 3 states have internal predecessors, (1871), 0 states have call successors, (0), 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 22:54:29,821 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:29,821 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:29,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:54:29,822 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:29,822 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:29,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1342299234, now seen corresponding path program 1 times [2023-11-06 22:54:29,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:29,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43908974] [2023-11-06 22:54:29,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:29,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:30,010 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 22:54:30,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:30,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43908974] [2023-11-06 22:54:30,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43908974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:30,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:30,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:30,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534720913] [2023-11-06 22:54:30,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:30,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:54:30,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:30,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:54:30,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:54:30,058 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 618 out of 1273 [2023-11-06 22:54:30,063 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 165 transitions, 362 flow. Second operand has 3 states, 3 states have (on average 620.0) internal successors, (1860), 3 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:54:30,064 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:30,068 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 618 of 1273 [2023-11-06 22:54:30,068 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:31,400 INFO L124 PetriNetUnfolderBase]: 3787/8689 cut-off events. [2023-11-06 22:54:31,400 INFO L125 PetriNetUnfolderBase]: For 1161/1161 co-relation queries the response was YES. [2023-11-06 22:54:31,428 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15717 conditions, 8689 events. 3787/8689 cut-off events. For 1161/1161 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 70275 event pairs, 2966 based on Foata normal form. 0/7735 useless extension candidates. Maximal degree in co-relation 15711. Up to 6034 conditions per place. [2023-11-06 22:54:31,466 INFO L140 encePairwiseOnDemand]: 1270/1273 looper letters, 90 selfloop transitions, 2 changer transitions 0/166 dead transitions. [2023-11-06 22:54:31,467 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 166 transitions, 548 flow [2023-11-06 22:54:31,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:31,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:54:31,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1945 transitions. [2023-11-06 22:54:31,475 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5092956271275203 [2023-11-06 22:54:31,475 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1945 transitions. [2023-11-06 22:54:31,475 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1945 transitions. [2023-11-06 22:54:31,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:31,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1945 transitions. [2023-11-06 22:54:31,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 648.3333333333334) internal successors, (1945), 3 states have internal predecessors, (1945), 0 states have call successors, (0), 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 22:54:31,492 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:31,494 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:31,494 INFO L175 Difference]: Start difference. First operand has 158 places, 165 transitions, 362 flow. Second operand 3 states and 1945 transitions. [2023-11-06 22:54:31,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 166 transitions, 548 flow [2023-11-06 22:54:31,499 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 166 transitions, 542 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:54:31,502 INFO L231 Difference]: Finished difference. Result has 159 places, 166 transitions, 368 flow [2023-11-06 22:54:31,503 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=356, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=368, PETRI_PLACES=159, PETRI_TRANSITIONS=166} [2023-11-06 22:54:31,504 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -59 predicate places. [2023-11-06 22:54:31,504 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 166 transitions, 368 flow [2023-11-06 22:54:31,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 620.0) internal successors, (1860), 3 states have internal predecessors, (1860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:54:31,505 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:31,505 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:31,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:54:31,506 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:31,506 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:31,506 INFO L85 PathProgramCache]: Analyzing trace with hash 38716099, now seen corresponding path program 1 times [2023-11-06 22:54:31,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:31,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736601018] [2023-11-06 22:54:31,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:31,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:31,976 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 22:54:31,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:31,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736601018] [2023-11-06 22:54:31,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736601018] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:31,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:31,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:54:31,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780172243] [2023-11-06 22:54:31,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:31,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:54:31,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:31,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:54:31,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:54:32,736 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 610 out of 1273 [2023-11-06 22:54:32,740 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 166 transitions, 368 flow. Second operand has 6 states, 6 states have (on average 611.8333333333334) internal successors, (3671), 6 states have internal predecessors, (3671), 0 states have call successors, (0), 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 22:54:32,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:32,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 610 of 1273 [2023-11-06 22:54:32,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:36,732 INFO L124 PetriNetUnfolderBase]: 13041/22962 cut-off events. [2023-11-06 22:54:36,732 INFO L125 PetriNetUnfolderBase]: For 1899/1899 co-relation queries the response was YES. [2023-11-06 22:54:36,815 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44519 conditions, 22962 events. 13041/22962 cut-off events. For 1899/1899 co-relation queries the response was YES. Maximal size of possible extension queue 510. Compared 175802 event pairs, 903 based on Foata normal form. 0/20426 useless extension candidates. Maximal degree in co-relation 44512. Up to 7245 conditions per place. [2023-11-06 22:54:36,929 INFO L140 encePairwiseOnDemand]: 1268/1273 looper letters, 420 selfloop transitions, 4 changer transitions 0/493 dead transitions. [2023-11-06 22:54:36,929 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 493 transitions, 1910 flow [2023-11-06 22:54:36,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:54:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:54:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4074 transitions. [2023-11-06 22:54:36,946 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5333857030636292 [2023-11-06 22:54:36,947 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4074 transitions. [2023-11-06 22:54:36,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4074 transitions. [2023-11-06 22:54:36,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:36,953 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4074 transitions. [2023-11-06 22:54:36,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 679.0) internal successors, (4074), 6 states have internal predecessors, (4074), 0 states have call successors, (0), 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 22:54:37,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:37,003 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:37,003 INFO L175 Difference]: Start difference. First operand has 159 places, 166 transitions, 368 flow. Second operand 6 states and 4074 transitions. [2023-11-06 22:54:37,003 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 493 transitions, 1910 flow [2023-11-06 22:54:37,010 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 493 transitions, 1906 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-11-06 22:54:37,022 INFO L231 Difference]: Finished difference. Result has 162 places, 165 transitions, 370 flow [2023-11-06 22:54:37,022 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=362, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=370, PETRI_PLACES=162, PETRI_TRANSITIONS=165} [2023-11-06 22:54:37,025 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -56 predicate places. [2023-11-06 22:54:37,026 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 165 transitions, 370 flow [2023-11-06 22:54:37,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 611.8333333333334) internal successors, (3671), 6 states have internal predecessors, (3671), 0 states have call successors, (0), 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 22:54:37,027 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:37,188 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:37,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:54:37,188 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:37,189 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:37,189 INFO L85 PathProgramCache]: Analyzing trace with hash -797524069, now seen corresponding path program 1 times [2023-11-06 22:54:37,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:37,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073386728] [2023-11-06 22:54:37,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:37,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:37,262 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 22:54:37,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:37,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073386728] [2023-11-06 22:54:37,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073386728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:37,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:37,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:37,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329540420] [2023-11-06 22:54:37,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:37,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:54:37,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:37,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:54:37,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:54:37,451 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 614 out of 1273 [2023-11-06 22:54:37,453 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 165 transitions, 370 flow. Second operand has 3 states, 3 states have (on average 616.6666666666666) internal successors, (1850), 3 states have internal predecessors, (1850), 0 states have call successors, (0), 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 22:54:37,453 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:37,453 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 614 of 1273 [2023-11-06 22:54:37,453 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:39,030 INFO L124 PetriNetUnfolderBase]: 5636/12582 cut-off events. [2023-11-06 22:54:39,030 INFO L125 PetriNetUnfolderBase]: For 2685/2685 co-relation queries the response was YES. [2023-11-06 22:54:39,080 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24432 conditions, 12582 events. 5636/12582 cut-off events. For 2685/2685 co-relation queries the response was YES. Maximal size of possible extension queue 311. Compared 102820 event pairs, 1730 based on Foata normal form. 0/11557 useless extension candidates. Maximal degree in co-relation 24425. Up to 5915 conditions per place. [2023-11-06 22:54:39,146 INFO L140 encePairwiseOnDemand]: 1262/1273 looper letters, 140 selfloop transitions, 6 changer transitions 0/219 dead transitions. [2023-11-06 22:54:39,147 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 219 transitions, 783 flow [2023-11-06 22:54:39,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:39,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:54:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1988 transitions. [2023-11-06 22:54:39,156 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5205551191411364 [2023-11-06 22:54:39,157 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1988 transitions. [2023-11-06 22:54:39,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1988 transitions. [2023-11-06 22:54:39,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:39,159 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1988 transitions. [2023-11-06 22:54:39,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.6666666666666) internal successors, (1988), 3 states have internal predecessors, (1988), 0 states have call successors, (0), 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 22:54:39,174 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:39,176 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:39,176 INFO L175 Difference]: Start difference. First operand has 162 places, 165 transitions, 370 flow. Second operand 3 states and 1988 transitions. [2023-11-06 22:54:39,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 219 transitions, 783 flow [2023-11-06 22:54:39,183 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 219 transitions, 774 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-06 22:54:39,187 INFO L231 Difference]: Finished difference. Result has 161 places, 170 transitions, 411 flow [2023-11-06 22:54:39,188 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=363, PETRI_DIFFERENCE_MINUEND_PLACES=158, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=411, PETRI_PLACES=161, PETRI_TRANSITIONS=170} [2023-11-06 22:54:39,189 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -57 predicate places. [2023-11-06 22:54:39,189 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 170 transitions, 411 flow [2023-11-06 22:54:39,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 616.6666666666666) internal successors, (1850), 3 states have internal predecessors, (1850), 0 states have call successors, (0), 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 22:54:39,190 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:39,190 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:39,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:54:39,191 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:39,191 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:39,192 INFO L85 PathProgramCache]: Analyzing trace with hash 2047560337, now seen corresponding path program 1 times [2023-11-06 22:54:39,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:39,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963925160] [2023-11-06 22:54:39,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:39,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:39,236 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 22:54:39,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:39,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963925160] [2023-11-06 22:54:39,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963925160] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:39,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:39,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:54:39,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658908944] [2023-11-06 22:54:39,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:39,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:54:39,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:39,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:54:39,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:54:39,275 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 1273 [2023-11-06 22:54:39,278 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 170 transitions, 411 flow. Second operand has 3 states, 3 states have (on average 596.0) internal successors, (1788), 3 states have internal predecessors, (1788), 0 states have call successors, (0), 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 22:54:39,278 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:39,278 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 1273 [2023-11-06 22:54:39,278 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:41,195 INFO L124 PetriNetUnfolderBase]: 5834/12607 cut-off events. [2023-11-06 22:54:41,195 INFO L125 PetriNetUnfolderBase]: For 1555/1555 co-relation queries the response was YES. [2023-11-06 22:54:41,260 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23918 conditions, 12607 events. 5834/12607 cut-off events. For 1555/1555 co-relation queries the response was YES. Maximal size of possible extension queue 299. Compared 101006 event pairs, 1882 based on Foata normal form. 0/11735 useless extension candidates. Maximal degree in co-relation 23910. Up to 8800 conditions per place. [2023-11-06 22:54:41,336 INFO L140 encePairwiseOnDemand]: 1257/1273 looper letters, 127 selfloop transitions, 6 changer transitions 0/195 dead transitions. [2023-11-06 22:54:41,336 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 195 transitions, 731 flow [2023-11-06 22:54:41,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:54:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:54:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1914 transitions. [2023-11-06 22:54:41,348 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5011783189316575 [2023-11-06 22:54:41,349 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1914 transitions. [2023-11-06 22:54:41,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1914 transitions. [2023-11-06 22:54:41,351 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:41,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1914 transitions. [2023-11-06 22:54:41,359 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 638.0) internal successors, (1914), 3 states have internal predecessors, (1914), 0 states have call successors, (0), 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 22:54:41,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:41,373 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1273.0) internal successors, (5092), 4 states have internal predecessors, (5092), 0 states have call successors, (0), 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 22:54:41,373 INFO L175 Difference]: Start difference. First operand has 161 places, 170 transitions, 411 flow. Second operand 3 states and 1914 transitions. [2023-11-06 22:54:41,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 195 transitions, 731 flow [2023-11-06 22:54:41,378 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 195 transitions, 725 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 22:54:41,383 INFO L231 Difference]: Finished difference. Result has 153 places, 166 transitions, 427 flow [2023-11-06 22:54:41,384 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=385, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=427, PETRI_PLACES=153, PETRI_TRANSITIONS=166} [2023-11-06 22:54:41,385 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -65 predicate places. [2023-11-06 22:54:41,385 INFO L495 AbstractCegarLoop]: Abstraction has has 153 places, 166 transitions, 427 flow [2023-11-06 22:54:41,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 596.0) internal successors, (1788), 3 states have internal predecessors, (1788), 0 states have call successors, (0), 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 22:54:41,387 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:41,387 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 22:54:41,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:54:41,388 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:41,388 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:41,388 INFO L85 PathProgramCache]: Analyzing trace with hash 290527878, now seen corresponding path program 1 times [2023-11-06 22:54:41,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:41,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270819953] [2023-11-06 22:54:41,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:41,844 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 22:54:41,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:41,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270819953] [2023-11-06 22:54:41,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270819953] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:41,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:41,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:54:41,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243565590] [2023-11-06 22:54:41,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:41,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:54:41,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:41,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:54:41,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:54:42,964 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 610 out of 1273 [2023-11-06 22:54:42,969 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 166 transitions, 427 flow. Second operand has 6 states, 6 states have (on average 612.5) internal successors, (3675), 6 states have internal predecessors, (3675), 0 states have call successors, (0), 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 22:54:42,969 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:42,969 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 610 of 1273 [2023-11-06 22:54:42,970 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:45,667 INFO L124 PetriNetUnfolderBase]: 8350/16128 cut-off events. [2023-11-06 22:54:45,667 INFO L125 PetriNetUnfolderBase]: For 1949/1949 co-relation queries the response was YES. [2023-11-06 22:54:45,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32617 conditions, 16128 events. 8350/16128 cut-off events. For 1949/1949 co-relation queries the response was YES. Maximal size of possible extension queue 320. Compared 122156 event pairs, 4638 based on Foata normal form. 392/15588 useless extension candidates. Maximal degree in co-relation 32609. Up to 9351 conditions per place. [2023-11-06 22:54:45,813 INFO L140 encePairwiseOnDemand]: 1267/1273 looper letters, 417 selfloop transitions, 6 changer transitions 0/481 dead transitions. [2023-11-06 22:54:45,813 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 481 transitions, 2067 flow [2023-11-06 22:54:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:54:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:54:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4050 transitions. [2023-11-06 22:54:45,831 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5302435192458759 [2023-11-06 22:54:45,831 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4050 transitions. [2023-11-06 22:54:45,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4050 transitions. [2023-11-06 22:54:45,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:45,836 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4050 transitions. [2023-11-06 22:54:45,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 675.0) internal successors, (4050), 6 states have internal predecessors, (4050), 0 states have call successors, (0), 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 22:54:45,863 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:45,866 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:45,867 INFO L175 Difference]: Start difference. First operand has 153 places, 166 transitions, 427 flow. Second operand 6 states and 4050 transitions. [2023-11-06 22:54:45,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 481 transitions, 2067 flow [2023-11-06 22:54:45,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 481 transitions, 2067 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:54:45,879 INFO L231 Difference]: Finished difference. Result has 157 places, 165 transitions, 437 flow [2023-11-06 22:54:45,880 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=425, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=437, PETRI_PLACES=157, PETRI_TRANSITIONS=165} [2023-11-06 22:54:45,880 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -61 predicate places. [2023-11-06 22:54:45,881 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 165 transitions, 437 flow [2023-11-06 22:54:45,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 612.5) internal successors, (3675), 6 states have internal predecessors, (3675), 0 states have call successors, (0), 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 22:54:45,882 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:45,882 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 22:54:45,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:54:45,883 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:45,883 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:45,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1862855527, now seen corresponding path program 1 times [2023-11-06 22:54:45,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:45,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123772472] [2023-11-06 22:54:45,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:45,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:46,290 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 22:54:46,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:46,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123772472] [2023-11-06 22:54:46,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123772472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:46,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:46,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:54:46,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098940474] [2023-11-06 22:54:46,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:46,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:54:46,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:46,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:54:46,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:54:47,037 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 554 out of 1273 [2023-11-06 22:54:47,041 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 165 transitions, 437 flow. Second operand has 6 states, 6 states have (on average 556.6666666666666) internal successors, (3340), 6 states have internal predecessors, (3340), 0 states have call successors, (0), 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 22:54:47,041 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:47,041 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 554 of 1273 [2023-11-06 22:54:47,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:49,129 INFO L124 PetriNetUnfolderBase]: 8070/14077 cut-off events. [2023-11-06 22:54:49,129 INFO L125 PetriNetUnfolderBase]: For 3134/3134 co-relation queries the response was YES. [2023-11-06 22:54:49,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31357 conditions, 14077 events. 8070/14077 cut-off events. For 3134/3134 co-relation queries the response was YES. Maximal size of possible extension queue 319. Compared 94799 event pairs, 4086 based on Foata normal form. 360/13411 useless extension candidates. Maximal degree in co-relation 31348. Up to 8295 conditions per place. [2023-11-06 22:54:49,224 INFO L140 encePairwiseOnDemand]: 1217/1273 looper letters, 136 selfloop transitions, 52 changer transitions 0/212 dead transitions. [2023-11-06 22:54:49,224 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 212 transitions, 975 flow [2023-11-06 22:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:54:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:54:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3499 transitions. [2023-11-06 22:54:49,242 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4581042157632888 [2023-11-06 22:54:49,242 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3499 transitions. [2023-11-06 22:54:49,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3499 transitions. [2023-11-06 22:54:49,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:49,246 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3499 transitions. [2023-11-06 22:54:49,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 583.1666666666666) internal successors, (3499), 6 states have internal predecessors, (3499), 0 states have call successors, (0), 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 22:54:49,277 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:49,281 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:49,281 INFO L175 Difference]: Start difference. First operand has 157 places, 165 transitions, 437 flow. Second operand 6 states and 3499 transitions. [2023-11-06 22:54:49,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 212 transitions, 975 flow [2023-11-06 22:54:49,287 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 212 transitions, 947 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-06 22:54:49,291 INFO L231 Difference]: Finished difference. Result has 148 places, 156 transitions, 511 flow [2023-11-06 22:54:49,293 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=407, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=52, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=511, PETRI_PLACES=148, PETRI_TRANSITIONS=156} [2023-11-06 22:54:49,294 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -70 predicate places. [2023-11-06 22:54:49,294 INFO L495 AbstractCegarLoop]: Abstraction has has 148 places, 156 transitions, 511 flow [2023-11-06 22:54:49,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 556.6666666666666) internal successors, (3340), 6 states have internal predecessors, (3340), 0 states have call successors, (0), 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 22:54:49,296 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:54:49,296 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 22:54:49,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:54:49,297 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-11-06 22:54:49,297 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:54:49,297 INFO L85 PathProgramCache]: Analyzing trace with hash -514221127, now seen corresponding path program 1 times [2023-11-06 22:54:49,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:54:49,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879916442] [2023-11-06 22:54:49,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:54:49,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:54:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:54:49,703 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 22:54:49,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:54:49,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879916442] [2023-11-06 22:54:49,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879916442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:54:49,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:54:49,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:54:49,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116044570] [2023-11-06 22:54:49,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:54:49,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:54:49,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:54:49,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:54:49,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:54:50,431 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 610 out of 1273 [2023-11-06 22:54:50,435 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 156 transitions, 511 flow. Second operand has 6 states, 6 states have (on average 612.3333333333334) internal successors, (3674), 6 states have internal predecessors, (3674), 0 states have call successors, (0), 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 22:54:50,435 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:54:50,436 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 610 of 1273 [2023-11-06 22:54:50,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:54:52,902 INFO L124 PetriNetUnfolderBase]: 6668/13168 cut-off events. [2023-11-06 22:54:52,902 INFO L125 PetriNetUnfolderBase]: For 2384/2384 co-relation queries the response was YES. [2023-11-06 22:54:52,959 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29704 conditions, 13168 events. 6668/13168 cut-off events. For 2384/2384 co-relation queries the response was YES. Maximal size of possible extension queue 308. Compared 99743 event pairs, 4446 based on Foata normal form. 0/12273 useless extension candidates. Maximal degree in co-relation 29695. Up to 8935 conditions per place. [2023-11-06 22:54:52,970 INFO L140 encePairwiseOnDemand]: 1268/1273 looper letters, 0 selfloop transitions, 0 changer transitions 479/479 dead transitions. [2023-11-06 22:54:52,970 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 479 transitions, 2423 flow [2023-11-06 22:54:52,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:54:52,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:54:52,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 4038 transitions. [2023-11-06 22:54:52,988 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5286724273369993 [2023-11-06 22:54:52,988 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 4038 transitions. [2023-11-06 22:54:52,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 4038 transitions. [2023-11-06 22:54:52,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:54:52,992 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 4038 transitions. [2023-11-06 22:54:53,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 673.0) internal successors, (4038), 6 states have internal predecessors, (4038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:54:53,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:53,018 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1273.0) internal successors, (8911), 7 states have internal predecessors, (8911), 0 states have call successors, (0), 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 22:54:53,018 INFO L175 Difference]: Start difference. First operand has 148 places, 156 transitions, 511 flow. Second operand 6 states and 4038 transitions. [2023-11-06 22:54:53,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 479 transitions, 2423 flow [2023-11-06 22:54:53,049 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 479 transitions, 2135 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-06 22:54:53,053 INFO L231 Difference]: Finished difference. Result has 147 places, 0 transitions, 0 flow [2023-11-06 22:54:53,053 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1273, PETRI_DIFFERENCE_MINUEND_FLOW=405, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=147, PETRI_TRANSITIONS=0} [2023-11-06 22:54:53,054 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -71 predicate places. [2023-11-06 22:54:53,054 INFO L495 AbstractCegarLoop]: Abstraction has has 147 places, 0 transitions, 0 flow [2023-11-06 22:54:53,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 612.3333333333334) internal successors, (3674), 6 states have internal predecessors, (3674), 0 states have call successors, (0), 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 22:54:53,058 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (163 of 164 remaining) [2023-11-06 22:54:53,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (162 of 164 remaining) [2023-11-06 22:54:53,059 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (161 of 164 remaining) [2023-11-06 22:54:53,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (160 of 164 remaining) [2023-11-06 22:54:53,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (159 of 164 remaining) [2023-11-06 22:54:53,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (158 of 164 remaining) [2023-11-06 22:54:53,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (157 of 164 remaining) [2023-11-06 22:54:53,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (156 of 164 remaining) [2023-11-06 22:54:53,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (155 of 164 remaining) [2023-11-06 22:54:53,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (154 of 164 remaining) [2023-11-06 22:54:53,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (153 of 164 remaining) [2023-11-06 22:54:53,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (152 of 164 remaining) [2023-11-06 22:54:53,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (151 of 164 remaining) [2023-11-06 22:54:53,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (150 of 164 remaining) [2023-11-06 22:54:53,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (149 of 164 remaining) [2023-11-06 22:54:53,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (148 of 164 remaining) [2023-11-06 22:54:53,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (147 of 164 remaining) [2023-11-06 22:54:53,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (146 of 164 remaining) [2023-11-06 22:54:53,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (145 of 164 remaining) [2023-11-06 22:54:53,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (144 of 164 remaining) [2023-11-06 22:54:53,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (143 of 164 remaining) [2023-11-06 22:54:53,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (142 of 164 remaining) [2023-11-06 22:54:53,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (141 of 164 remaining) [2023-11-06 22:54:53,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (140 of 164 remaining) [2023-11-06 22:54:53,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (139 of 164 remaining) [2023-11-06 22:54:53,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (138 of 164 remaining) [2023-11-06 22:54:53,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (137 of 164 remaining) [2023-11-06 22:54:53,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (136 of 164 remaining) [2023-11-06 22:54:53,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (135 of 164 remaining) [2023-11-06 22:54:53,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (134 of 164 remaining) [2023-11-06 22:54:53,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (133 of 164 remaining) [2023-11-06 22:54:53,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (132 of 164 remaining) [2023-11-06 22:54:53,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (131 of 164 remaining) [2023-11-06 22:54:53,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (130 of 164 remaining) [2023-11-06 22:54:53,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (129 of 164 remaining) [2023-11-06 22:54:53,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (128 of 164 remaining) [2023-11-06 22:54:53,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (127 of 164 remaining) [2023-11-06 22:54:53,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (126 of 164 remaining) [2023-11-06 22:54:53,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (125 of 164 remaining) [2023-11-06 22:54:53,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (124 of 164 remaining) [2023-11-06 22:54:53,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (123 of 164 remaining) [2023-11-06 22:54:53,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (122 of 164 remaining) [2023-11-06 22:54:53,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (121 of 164 remaining) [2023-11-06 22:54:53,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (120 of 164 remaining) [2023-11-06 22:54:53,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (119 of 164 remaining) [2023-11-06 22:54:53,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (118 of 164 remaining) [2023-11-06 22:54:53,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (117 of 164 remaining) [2023-11-06 22:54:53,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (116 of 164 remaining) [2023-11-06 22:54:53,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (115 of 164 remaining) [2023-11-06 22:54:53,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (114 of 164 remaining) [2023-11-06 22:54:53,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (113 of 164 remaining) [2023-11-06 22:54:53,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (112 of 164 remaining) [2023-11-06 22:54:53,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (111 of 164 remaining) [2023-11-06 22:54:53,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (110 of 164 remaining) [2023-11-06 22:54:53,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (109 of 164 remaining) [2023-11-06 22:54:53,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (108 of 164 remaining) [2023-11-06 22:54:53,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (107 of 164 remaining) [2023-11-06 22:54:53,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (106 of 164 remaining) [2023-11-06 22:54:53,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (105 of 164 remaining) [2023-11-06 22:54:53,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (104 of 164 remaining) [2023-11-06 22:54:53,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (103 of 164 remaining) [2023-11-06 22:54:53,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (102 of 164 remaining) [2023-11-06 22:54:53,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (101 of 164 remaining) [2023-11-06 22:54:53,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (100 of 164 remaining) [2023-11-06 22:54:53,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (99 of 164 remaining) [2023-11-06 22:54:53,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (98 of 164 remaining) [2023-11-06 22:54:53,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (97 of 164 remaining) [2023-11-06 22:54:53,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (96 of 164 remaining) [2023-11-06 22:54:53,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (95 of 164 remaining) [2023-11-06 22:54:53,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (94 of 164 remaining) [2023-11-06 22:54:53,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (93 of 164 remaining) [2023-11-06 22:54:53,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (92 of 164 remaining) [2023-11-06 22:54:53,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (91 of 164 remaining) [2023-11-06 22:54:53,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (90 of 164 remaining) [2023-11-06 22:54:53,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (89 of 164 remaining) [2023-11-06 22:54:53,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (88 of 164 remaining) [2023-11-06 22:54:53,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (87 of 164 remaining) [2023-11-06 22:54:53,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (86 of 164 remaining) [2023-11-06 22:54:53,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (85 of 164 remaining) [2023-11-06 22:54:53,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (84 of 164 remaining) [2023-11-06 22:54:53,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (83 of 164 remaining) [2023-11-06 22:54:53,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (82 of 164 remaining) [2023-11-06 22:54:53,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (81 of 164 remaining) [2023-11-06 22:54:53,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (80 of 164 remaining) [2023-11-06 22:54:53,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (79 of 164 remaining) [2023-11-06 22:54:53,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (78 of 164 remaining) [2023-11-06 22:54:53,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (77 of 164 remaining) [2023-11-06 22:54:53,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 164 remaining) [2023-11-06 22:54:53,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 164 remaining) [2023-11-06 22:54:53,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (74 of 164 remaining) [2023-11-06 22:54:53,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (73 of 164 remaining) [2023-11-06 22:54:53,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (72 of 164 remaining) [2023-11-06 22:54:53,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (71 of 164 remaining) [2023-11-06 22:54:53,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (70 of 164 remaining) [2023-11-06 22:54:53,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (69 of 164 remaining) [2023-11-06 22:54:53,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (68 of 164 remaining) [2023-11-06 22:54:53,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (67 of 164 remaining) [2023-11-06 22:54:53,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (66 of 164 remaining) [2023-11-06 22:54:53,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (65 of 164 remaining) [2023-11-06 22:54:53,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (64 of 164 remaining) [2023-11-06 22:54:53,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (63 of 164 remaining) [2023-11-06 22:54:53,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (62 of 164 remaining) [2023-11-06 22:54:53,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (61 of 164 remaining) [2023-11-06 22:54:53,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (60 of 164 remaining) [2023-11-06 22:54:53,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (59 of 164 remaining) [2023-11-06 22:54:53,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 164 remaining) [2023-11-06 22:54:53,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (57 of 164 remaining) [2023-11-06 22:54:53,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (56 of 164 remaining) [2023-11-06 22:54:53,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (55 of 164 remaining) [2023-11-06 22:54:53,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (54 of 164 remaining) [2023-11-06 22:54:53,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (53 of 164 remaining) [2023-11-06 22:54:53,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (52 of 164 remaining) [2023-11-06 22:54:53,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (51 of 164 remaining) [2023-11-06 22:54:53,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (50 of 164 remaining) [2023-11-06 22:54:53,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (49 of 164 remaining) [2023-11-06 22:54:53,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (48 of 164 remaining) [2023-11-06 22:54:53,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (47 of 164 remaining) [2023-11-06 22:54:53,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (46 of 164 remaining) [2023-11-06 22:54:53,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (45 of 164 remaining) [2023-11-06 22:54:53,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (44 of 164 remaining) [2023-11-06 22:54:53,084 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (43 of 164 remaining) [2023-11-06 22:54:53,084 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (42 of 164 remaining) [2023-11-06 22:54:53,084 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (41 of 164 remaining) [2023-11-06 22:54:53,084 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (40 of 164 remaining) [2023-11-06 22:54:53,084 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (39 of 164 remaining) [2023-11-06 22:54:53,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (38 of 164 remaining) [2023-11-06 22:54:53,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (37 of 164 remaining) [2023-11-06 22:54:53,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (36 of 164 remaining) [2023-11-06 22:54:53,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (35 of 164 remaining) [2023-11-06 22:54:53,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (34 of 164 remaining) [2023-11-06 22:54:53,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (33 of 164 remaining) [2023-11-06 22:54:53,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (32 of 164 remaining) [2023-11-06 22:54:53,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (31 of 164 remaining) [2023-11-06 22:54:53,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (30 of 164 remaining) [2023-11-06 22:54:53,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (29 of 164 remaining) [2023-11-06 22:54:53,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (28 of 164 remaining) [2023-11-06 22:54:53,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (27 of 164 remaining) [2023-11-06 22:54:53,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 164 remaining) [2023-11-06 22:54:53,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 164 remaining) [2023-11-06 22:54:53,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 164 remaining) [2023-11-06 22:54:53,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 164 remaining) [2023-11-06 22:54:53,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 164 remaining) [2023-11-06 22:54:53,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 164 remaining) [2023-11-06 22:54:53,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 164 remaining) [2023-11-06 22:54:53,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 164 remaining) [2023-11-06 22:54:53,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 164 remaining) [2023-11-06 22:54:53,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 164 remaining) [2023-11-06 22:54:53,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 164 remaining) [2023-11-06 22:54:53,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 164 remaining) [2023-11-06 22:54:53,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 164 remaining) [2023-11-06 22:54:53,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 164 remaining) [2023-11-06 22:54:53,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 164 remaining) [2023-11-06 22:54:53,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 164 remaining) [2023-11-06 22:54:53,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 164 remaining) [2023-11-06 22:54:53,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 164 remaining) [2023-11-06 22:54:53,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 164 remaining) [2023-11-06 22:54:53,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 164 remaining) [2023-11-06 22:54:53,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 164 remaining) [2023-11-06 22:54:53,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 164 remaining) [2023-11-06 22:54:53,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 164 remaining) [2023-11-06 22:54:53,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 164 remaining) [2023-11-06 22:54:53,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 164 remaining) [2023-11-06 22:54:53,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 164 remaining) [2023-11-06 22:54:53,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 164 remaining) [2023-11-06 22:54:53,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 22:54:53,093 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:54:53,101 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-06 22:54:53,101 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:54:53,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:54:53 BasicIcfg [2023-11-06 22:54:53,108 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:54:53,108 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:54:53,109 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:54:53,109 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:54:53,109 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:54:08" (3/4) ... [2023-11-06 22:54:53,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:54:53,115 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-06 22:54:53,115 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-06 22:54:53,125 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-06 22:54:53,125 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:54:53,126 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:54:53,126 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:54:53,206 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:54:53,207 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:54:53,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:54:53,208 INFO L158 Benchmark]: Toolchain (without parser) took 46556.43ms. Allocated memory was 132.1MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 87.4MB in the beginning and 667.2MB in the end (delta: -579.8MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2023-11-06 22:54:53,208 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 132.1MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:54:53,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.08ms. Allocated memory is still 132.1MB. Free memory was 87.4MB in the beginning and 73.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:54:53,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.21ms. Allocated memory is still 132.1MB. Free memory was 73.4MB in the beginning and 69.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:54:53,209 INFO L158 Benchmark]: Boogie Preprocessor took 66.11ms. Allocated memory is still 132.1MB. Free memory was 69.7MB in the beginning and 66.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:54:53,210 INFO L158 Benchmark]: RCFGBuilder took 1555.68ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 66.0MB in the beginning and 111.6MB in the end (delta: -45.6MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-06 22:54:53,210 INFO L158 Benchmark]: TraceAbstraction took 44367.29ms. Allocated memory was 169.9MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 110.5MB in the beginning and 672.4MB in the end (delta: -561.9MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2023-11-06 22:54:53,211 INFO L158 Benchmark]: Witness Printer took 98.81ms. Allocated memory is still 2.1GB. Free memory was 672.4MB in the beginning and 667.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:54:53,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 132.1MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.08ms. Allocated memory is still 132.1MB. Free memory was 87.4MB in the beginning and 73.4MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.21ms. Allocated memory is still 132.1MB. Free memory was 73.4MB in the beginning and 69.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.11ms. Allocated memory is still 132.1MB. Free memory was 69.7MB in the beginning and 66.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1555.68ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 66.0MB in the beginning and 111.6MB in the end (delta: -45.6MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 44367.29ms. Allocated memory was 169.9MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 110.5MB in the beginning and 672.4MB in the end (delta: -561.9MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 98.81ms. Allocated memory is still 2.1GB. Free memory was 672.4MB in the beginning and 667.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.2s, 597 PlacesBefore, 218 PlacesAfterwards, 623 TransitionsBefore, 230 TransitionsAfterwards, 64116 CoEnabledTransitionPairs, 8 FixpointIterations, 117 TrivialSequentialCompositions, 395 ConcurrentSequentialCompositions, 13 TrivialYvCompositions, 88 ConcurrentYvCompositions, 14 ChoiceCompositions, 627 TotalNumberOfCompositions, 244104 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 70225, independent: 67812, independent conditional: 0, independent unconditional: 67812, dependent: 2413, dependent conditional: 0, dependent unconditional: 2413, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 36226, independent: 35745, independent conditional: 0, independent unconditional: 35745, dependent: 481, dependent conditional: 0, dependent unconditional: 481, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70225, independent: 32067, independent conditional: 0, independent unconditional: 32067, dependent: 1932, dependent conditional: 0, dependent unconditional: 1932, unknown: 36226, unknown conditional: 0, unknown unconditional: 36226] , Statistics on independence cache: Total cache size (in pairs): 2746, Positive cache size: 2519, Positive conditional cache size: 0, Positive unconditional cache size: 2519, Negative cache size: 227, Negative conditional cache size: 0, Negative unconditional cache size: 227, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 49]: 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: 59]: 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: 60]: 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: 81]: 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: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: 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: 60]: 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: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: 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: 82]: 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: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: 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: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: 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: 92]: 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: 92]: 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: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 93]: 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: 88]: 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: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: 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: 70]: 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: 70]: 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: 72]: 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: 73]: 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: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: 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: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: 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, 1077 locations, 164 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: 44.1s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 25.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 15.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2810 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1919 mSDsluCounter, 54 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 984 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6152 IncrementalHoareTripleChecker+Invalid, 7136 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 984 mSolverCounterUnsat, 54 mSDtfsCounter, 6152 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=511occurred in iteration=10, InterpolantAutomatonStates: 44, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 540 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 6/6 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 86 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-06 22:54:53,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84643d9c-9e24-4c3d-b9bf-46fb75c2275a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE