./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --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 0d8fc97f7c37032d6079f8a24b87bc520ff0a9c17c3894514011566166a643e8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:13:18,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:13:18,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:13:18,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:13:18,408 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:13:18,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:13:18,448 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:13:18,449 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:13:18,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:13:18,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:13:18,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:13:18,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:13:18,453 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:13:18,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:13:18,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:13:18,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:13:18,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:13:18,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:13:18,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:13:18,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:13:18,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:13:18,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:13:18,459 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:13:18,459 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:13:18,459 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:13:18,460 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:13:18,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:13:18,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:13:18,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:13:18,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:13:18,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:13:18,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:13:18,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:13:18,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:13:18,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:13:18,463 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:13:18,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:13:18,463 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:13:18,463 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:13:18,464 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:13:18,464 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:13:18,464 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_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d8fc97f7c37032d6079f8a24b87bc520ff0a9c17c3894514011566166a643e8 [2024-10-31 22:13:18,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:13:18,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:13:18,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:13:18,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:13:18,887 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:13:18,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c Unable to find full path for "g++" [2024-10-31 22:13:21,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:13:21,258 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:13:21,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/sv-benchmarks/c/weaver/parallel-min-max-1.wvr.c [2024-10-31 22:13:21,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/data/3da6ee70f/f10f88bbca494e2ea29e2ef035ab5187/FLAG7407832a2 [2024-10-31 22:13:21,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/data/3da6ee70f/f10f88bbca494e2ea29e2ef035ab5187 [2024-10-31 22:13:21,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:13:21,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:13:21,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:13:21,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:13:21,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:13:21,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681e7335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21, skipping insertion in model container [2024-10-31 22:13:21,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,332 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:13:21,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:13:21,618 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:13:21,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:13:21,682 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:13:21,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21 WrapperNode [2024-10-31 22:13:21,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:13:21,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:13:21,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:13:21,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:13:21,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,731 INFO L138 Inliner]: procedures = 24, calls = 39, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 192 [2024-10-31 22:13:21,732 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:13:21,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:13:21,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:13:21,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:13:21,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,768 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,775 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:13:21,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:13:21,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:13:21,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:13:21,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (1/1) ... [2024-10-31 22:13:21,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:13:21,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:13:21,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:13:21,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:13:21,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:13:21,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 22:13:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 22:13:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 22:13:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 22:13:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-31 22:13:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-31 22:13:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:13:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 22:13:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:13:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:13:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:13:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:13:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:13:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 22:13:21,868 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:13:22,001 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:13:22,003 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:13:22,811 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:13:22,812 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:13:23,199 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:13:23,200 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-31 22:13:23,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:13:23 BoogieIcfgContainer [2024-10-31 22:13:23,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:13:23,203 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:13:23,204 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:13:23,208 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:13:23,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:13:21" (1/3) ... [2024-10-31 22:13:23,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42fe6cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:13:23, skipping insertion in model container [2024-10-31 22:13:23,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:13:21" (2/3) ... [2024-10-31 22:13:23,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42fe6cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:13:23, skipping insertion in model container [2024-10-31 22:13:23,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:13:23" (3/3) ... [2024-10-31 22:13:23,212 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-min-max-1.wvr.c [2024-10-31 22:13:23,240 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:13:23,240 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 50 error locations. [2024-10-31 22:13:23,241 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:13:23,358 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-31 22:13:23,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 306 places, 311 transitions, 643 flow [2024-10-31 22:13:23,568 INFO L124 PetriNetUnfolderBase]: 15/308 cut-off events. [2024-10-31 22:13:23,568 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-31 22:13:23,574 INFO L83 FinitePrefix]: Finished finitePrefix Result has 321 conditions, 308 events. 15/308 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 486 event pairs, 0 based on Foata normal form. 0/243 useless extension candidates. Maximal degree in co-relation 278. Up to 2 conditions per place. [2024-10-31 22:13:23,575 INFO L82 GeneralOperation]: Start removeDead. Operand has 306 places, 311 transitions, 643 flow [2024-10-31 22:13:23,585 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 287 places, 291 transitions, 600 flow [2024-10-31 22:13:23,603 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:13:23,610 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@5300d167, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:13:23,611 INFO L334 AbstractCegarLoop]: Starting to check reachability of 82 error locations. [2024-10-31 22:13:23,619 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:13:23,620 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2024-10-31 22:13:23,621 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:13:23,621 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:23,622 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:23,622 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:23,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:23,627 INFO L85 PathProgramCache]: Analyzing trace with hash 690299377, now seen corresponding path program 1 times [2024-10-31 22:13:23,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:23,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927518158] [2024-10-31 22:13:23,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:23,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:23,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:23,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927518158] [2024-10-31 22:13:23,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927518158] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:23,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:23,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:23,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087823137] [2024-10-31 22:13:23,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:23,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:23,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:23,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:23,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:23,948 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 311 [2024-10-31 22:13:23,957 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 287 places, 291 transitions, 600 flow. Second operand has 3 states, 3 states have (on average 254.33333333333334) internal successors, (763), 3 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:23,958 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:23,958 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 311 [2024-10-31 22:13:23,959 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:24,213 INFO L124 PetriNetUnfolderBase]: 95/581 cut-off events. [2024-10-31 22:13:24,214 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-10-31 22:13:24,219 INFO L83 FinitePrefix]: Finished finitePrefix Result has 780 conditions, 581 events. 95/581 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2383 event pairs, 71 based on Foata normal form. 32/529 useless extension candidates. Maximal degree in co-relation 512. Up to 140 conditions per place. [2024-10-31 22:13:24,224 INFO L140 encePairwiseOnDemand]: 274/311 looper letters, 18 selfloop transitions, 2 changer transitions 4/256 dead transitions. [2024-10-31 22:13:24,225 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 256 transitions, 570 flow [2024-10-31 22:13:24,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:24,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 814 transitions. [2024-10-31 22:13:24,245 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.872454448017149 [2024-10-31 22:13:24,249 INFO L175 Difference]: Start difference. First operand has 287 places, 291 transitions, 600 flow. Second operand 3 states and 814 transitions. [2024-10-31 22:13:24,251 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 256 transitions, 570 flow [2024-10-31 22:13:24,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 256 transitions, 558 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-31 22:13:24,262 INFO L231 Difference]: Finished difference. Result has 255 places, 252 transitions, 514 flow [2024-10-31 22:13:24,264 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=256, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=514, PETRI_PLACES=255, PETRI_TRANSITIONS=252} [2024-10-31 22:13:24,270 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -32 predicate places. [2024-10-31 22:13:24,271 INFO L471 AbstractCegarLoop]: Abstraction has has 255 places, 252 transitions, 514 flow [2024-10-31 22:13:24,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 254.33333333333334) internal successors, (763), 3 states have internal predecessors, (763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:24,272 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:24,273 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:24,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:13:24,274 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:24,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:24,276 INFO L85 PathProgramCache]: Analyzing trace with hash -547571996, now seen corresponding path program 1 times [2024-10-31 22:13:24,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:24,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178130806] [2024-10-31 22:13:24,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:24,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:24,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:24,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178130806] [2024-10-31 22:13:24,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178130806] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:24,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:24,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:24,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285626543] [2024-10-31 22:13:24,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:24,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:24,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:24,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:24,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:24,399 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 311 [2024-10-31 22:13:24,400 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 252 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:24,400 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:24,400 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 311 [2024-10-31 22:13:24,400 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:24,562 INFO L124 PetriNetUnfolderBase]: 95/576 cut-off events. [2024-10-31 22:13:24,563 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:24,567 INFO L83 FinitePrefix]: Finished finitePrefix Result has 742 conditions, 576 events. 95/576 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2342 event pairs, 71 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 710. Up to 139 conditions per place. [2024-10-31 22:13:24,570 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 17 selfloop transitions, 2 changer transitions 0/251 dead transitions. [2024-10-31 22:13:24,571 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 251 transitions, 550 flow [2024-10-31 22:13:24,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:24,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 782 transitions. [2024-10-31 22:13:24,573 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8381564844587353 [2024-10-31 22:13:24,573 INFO L175 Difference]: Start difference. First operand has 255 places, 252 transitions, 514 flow. Second operand 3 states and 782 transitions. [2024-10-31 22:13:24,574 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 251 transitions, 550 flow [2024-10-31 22:13:24,577 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 251 transitions, 546 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:24,583 INFO L231 Difference]: Finished difference. Result has 250 places, 251 transitions, 512 flow [2024-10-31 22:13:24,585 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=512, PETRI_PLACES=250, PETRI_TRANSITIONS=251} [2024-10-31 22:13:24,586 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -37 predicate places. [2024-10-31 22:13:24,586 INFO L471 AbstractCegarLoop]: Abstraction has has 250 places, 251 transitions, 512 flow [2024-10-31 22:13:24,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:24,588 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:24,588 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:24,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:13:24,589 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:24,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:24,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1700253594, now seen corresponding path program 1 times [2024-10-31 22:13:24,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:24,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630709548] [2024-10-31 22:13:24,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:24,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:24,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:24,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:24,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630709548] [2024-10-31 22:13:24,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630709548] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:24,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:24,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:24,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356780668] [2024-10-31 22:13:24,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:24,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:24,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:24,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:24,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:24,733 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 311 [2024-10-31 22:13:24,734 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 251 transitions, 512 flow. Second operand has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:24,734 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:24,734 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 311 [2024-10-31 22:13:24,734 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:24,961 INFO L124 PetriNetUnfolderBase]: 141/662 cut-off events. [2024-10-31 22:13:24,962 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-10-31 22:13:24,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 912 conditions, 662 events. 141/662 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 3022 event pairs, 114 based on Foata normal form. 0/579 useless extension candidates. Maximal degree in co-relation 872. Up to 213 conditions per place. [2024-10-31 22:13:24,968 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 20 selfloop transitions, 2 changer transitions 0/250 dead transitions. [2024-10-31 22:13:24,968 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 251 places, 250 transitions, 554 flow [2024-10-31 22:13:24,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 776 transitions. [2024-10-31 22:13:24,971 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8317256162915327 [2024-10-31 22:13:24,971 INFO L175 Difference]: Start difference. First operand has 250 places, 251 transitions, 512 flow. Second operand 3 states and 776 transitions. [2024-10-31 22:13:24,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 251 places, 250 transitions, 554 flow [2024-10-31 22:13:24,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 250 transitions, 550 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:24,978 INFO L231 Difference]: Finished difference. Result has 249 places, 250 transitions, 510 flow [2024-10-31 22:13:24,979 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=247, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=510, PETRI_PLACES=249, PETRI_TRANSITIONS=250} [2024-10-31 22:13:24,980 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -38 predicate places. [2024-10-31 22:13:24,981 INFO L471 AbstractCegarLoop]: Abstraction has has 249 places, 250 transitions, 510 flow [2024-10-31 22:13:24,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:24,982 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:24,983 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:24,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:13:24,983 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:24,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:24,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1353679398, now seen corresponding path program 1 times [2024-10-31 22:13:24,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:24,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170354588] [2024-10-31 22:13:24,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:24,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:25,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:25,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170354588] [2024-10-31 22:13:25,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170354588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:25,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:25,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:25,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761730652] [2024-10-31 22:13:25,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:25,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:25,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:25,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:25,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:25,064 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 311 [2024-10-31 22:13:25,065 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 250 transitions, 510 flow. Second operand has 3 states, 3 states have (on average 250.0) internal successors, (750), 3 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,066 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:25,066 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 311 [2024-10-31 22:13:25,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:25,234 INFO L124 PetriNetUnfolderBase]: 197/732 cut-off events. [2024-10-31 22:13:25,234 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2024-10-31 22:13:25,236 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1081 conditions, 732 events. 197/732 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3519 event pairs, 167 based on Foata normal form. 0/671 useless extension candidates. Maximal degree in co-relation 1033. Up to 300 conditions per place. [2024-10-31 22:13:25,239 INFO L140 encePairwiseOnDemand]: 306/311 looper letters, 21 selfloop transitions, 1 changer transitions 0/246 dead transitions. [2024-10-31 22:13:25,240 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 247 places, 246 transitions, 546 flow [2024-10-31 22:13:25,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 773 transitions. [2024-10-31 22:13:25,243 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8285101822079314 [2024-10-31 22:13:25,243 INFO L175 Difference]: Start difference. First operand has 249 places, 250 transitions, 510 flow. Second operand 3 states and 773 transitions. [2024-10-31 22:13:25,243 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 247 places, 246 transitions, 546 flow [2024-10-31 22:13:25,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 246 transitions, 542 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:25,248 INFO L231 Difference]: Finished difference. Result has 245 places, 246 transitions, 500 flow [2024-10-31 22:13:25,249 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=498, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=246, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=245, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=500, PETRI_PLACES=245, PETRI_TRANSITIONS=246} [2024-10-31 22:13:25,250 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -42 predicate places. [2024-10-31 22:13:25,250 INFO L471 AbstractCegarLoop]: Abstraction has has 245 places, 246 transitions, 500 flow [2024-10-31 22:13:25,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 250.0) internal successors, (750), 3 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,251 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:25,252 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:25,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:13:25,252 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:25,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:25,253 INFO L85 PathProgramCache]: Analyzing trace with hash -255782570, now seen corresponding path program 1 times [2024-10-31 22:13:25,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:25,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089376581] [2024-10-31 22:13:25,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:25,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:25,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:25,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:25,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089376581] [2024-10-31 22:13:25,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089376581] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:25,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:25,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:25,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449321189] [2024-10-31 22:13:25,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:25,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:25,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:25,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:25,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:25,369 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 311 [2024-10-31 22:13:25,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 246 transitions, 500 flow. Second operand has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,371 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:25,371 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 311 [2024-10-31 22:13:25,372 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:25,504 INFO L124 PetriNetUnfolderBase]: 95/553 cut-off events. [2024-10-31 22:13:25,504 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:25,506 INFO L83 FinitePrefix]: Finished finitePrefix Result has 718 conditions, 553 events. 95/553 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2221 event pairs, 71 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 670. Up to 139 conditions per place. [2024-10-31 22:13:25,508 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 17 selfloop transitions, 2 changer transitions 0/245 dead transitions. [2024-10-31 22:13:25,508 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 245 transitions, 536 flow [2024-10-31 22:13:25,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:25,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:25,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 782 transitions. [2024-10-31 22:13:25,511 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8381564844587353 [2024-10-31 22:13:25,511 INFO L175 Difference]: Start difference. First operand has 245 places, 246 transitions, 500 flow. Second operand 3 states and 782 transitions. [2024-10-31 22:13:25,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 245 transitions, 536 flow [2024-10-31 22:13:25,513 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 245 transitions, 535 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:13:25,517 INFO L231 Difference]: Finished difference. Result has 245 places, 245 transitions, 501 flow [2024-10-31 22:13:25,517 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=497, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=243, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=501, PETRI_PLACES=245, PETRI_TRANSITIONS=245} [2024-10-31 22:13:25,518 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -42 predicate places. [2024-10-31 22:13:25,519 INFO L471 AbstractCegarLoop]: Abstraction has has 245 places, 245 transitions, 501 flow [2024-10-31 22:13:25,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,520 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:25,520 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:25,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:13:25,520 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:25,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:25,521 INFO L85 PathProgramCache]: Analyzing trace with hash -849528645, now seen corresponding path program 1 times [2024-10-31 22:13:25,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:25,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870767442] [2024-10-31 22:13:25,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:25,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:25,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:25,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870767442] [2024-10-31 22:13:25,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870767442] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:25,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:25,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:25,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135378775] [2024-10-31 22:13:25,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:25,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:25,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:25,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:25,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:25,590 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 311 [2024-10-31 22:13:25,591 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 245 transitions, 501 flow. Second operand has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,592 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:25,592 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 311 [2024-10-31 22:13:25,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:25,732 INFO L124 PetriNetUnfolderBase]: 95/552 cut-off events. [2024-10-31 22:13:25,732 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:25,734 INFO L83 FinitePrefix]: Finished finitePrefix Result has 719 conditions, 552 events. 95/552 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2195 event pairs, 71 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 671. Up to 139 conditions per place. [2024-10-31 22:13:25,736 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 17 selfloop transitions, 2 changer transitions 0/244 dead transitions. [2024-10-31 22:13:25,736 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 244 transitions, 537 flow [2024-10-31 22:13:25,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:25,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:25,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 782 transitions. [2024-10-31 22:13:25,739 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8381564844587353 [2024-10-31 22:13:25,739 INFO L175 Difference]: Start difference. First operand has 245 places, 245 transitions, 501 flow. Second operand 3 states and 782 transitions. [2024-10-31 22:13:25,739 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 244 transitions, 537 flow [2024-10-31 22:13:25,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 244 transitions, 533 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:25,744 INFO L231 Difference]: Finished difference. Result has 244 places, 244 transitions, 499 flow [2024-10-31 22:13:25,745 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=495, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=499, PETRI_PLACES=244, PETRI_TRANSITIONS=244} [2024-10-31 22:13:25,746 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -43 predicate places. [2024-10-31 22:13:25,746 INFO L471 AbstractCegarLoop]: Abstraction has has 244 places, 244 transitions, 499 flow [2024-10-31 22:13:25,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,747 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:25,747 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:25,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:13:25,748 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:25,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:25,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1933483101, now seen corresponding path program 1 times [2024-10-31 22:13:25,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:25,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730923496] [2024-10-31 22:13:25,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:25,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:25,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:25,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:25,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730923496] [2024-10-31 22:13:25,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730923496] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:25,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:25,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:25,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242171534] [2024-10-31 22:13:25,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:25,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:25,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:25,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:25,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:25,877 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 311 [2024-10-31 22:13:25,878 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 244 transitions, 499 flow. Second operand has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:25,879 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:25,879 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 311 [2024-10-31 22:13:25,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:26,011 INFO L124 PetriNetUnfolderBase]: 95/551 cut-off events. [2024-10-31 22:13:26,012 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:26,014 INFO L83 FinitePrefix]: Finished finitePrefix Result has 721 conditions, 551 events. 95/551 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2200 event pairs, 71 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 673. Up to 142 conditions per place. [2024-10-31 22:13:26,016 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 20 selfloop transitions, 2 changer transitions 0/243 dead transitions. [2024-10-31 22:13:26,016 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 245 places, 243 transitions, 541 flow [2024-10-31 22:13:26,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 776 transitions. [2024-10-31 22:13:26,019 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8317256162915327 [2024-10-31 22:13:26,019 INFO L175 Difference]: Start difference. First operand has 244 places, 244 transitions, 499 flow. Second operand 3 states and 776 transitions. [2024-10-31 22:13:26,019 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 245 places, 243 transitions, 541 flow [2024-10-31 22:13:26,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 243 transitions, 537 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:26,025 INFO L231 Difference]: Finished difference. Result has 243 places, 243 transitions, 497 flow [2024-10-31 22:13:26,025 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=493, PETRI_DIFFERENCE_MINUEND_PLACES=241, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=241, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=497, PETRI_PLACES=243, PETRI_TRANSITIONS=243} [2024-10-31 22:13:26,026 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -44 predicate places. [2024-10-31 22:13:26,028 INFO L471 AbstractCegarLoop]: Abstraction has has 243 places, 243 transitions, 497 flow [2024-10-31 22:13:26,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 3 states have internal predecessors, (757), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:26,029 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:26,029 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:26,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:13:26,029 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:26,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:26,030 INFO L85 PathProgramCache]: Analyzing trace with hash 208314661, now seen corresponding path program 1 times [2024-10-31 22:13:26,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:26,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531069228] [2024-10-31 22:13:26,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:26,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:26,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:26,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531069228] [2024-10-31 22:13:26,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531069228] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:26,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:26,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:13:26,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737736564] [2024-10-31 22:13:26,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:26,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:13:26,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:26,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:13:26,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:13:26,995 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 311 [2024-10-31 22:13:26,997 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 243 transitions, 497 flow. Second operand has 6 states, 6 states have (on average 245.5) internal successors, (1473), 6 states have internal predecessors, (1473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:26,997 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:26,997 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 311 [2024-10-31 22:13:26,998 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:27,160 INFO L124 PetriNetUnfolderBase]: 95/550 cut-off events. [2024-10-31 22:13:27,161 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:27,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 728 conditions, 550 events. 95/550 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2187 event pairs, 71 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 681. Up to 147 conditions per place. [2024-10-31 22:13:27,165 INFO L140 encePairwiseOnDemand]: 305/311 looper letters, 25 selfloop transitions, 5 changer transitions 0/242 dead transitions. [2024-10-31 22:13:27,165 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 247 places, 242 transitions, 555 flow [2024-10-31 22:13:27,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:13:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:13:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1495 transitions. [2024-10-31 22:13:27,169 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8011789924973205 [2024-10-31 22:13:27,169 INFO L175 Difference]: Start difference. First operand has 243 places, 243 transitions, 497 flow. Second operand 6 states and 1495 transitions. [2024-10-31 22:13:27,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 247 places, 242 transitions, 555 flow [2024-10-31 22:13:27,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 245 places, 242 transitions, 551 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:27,175 INFO L231 Difference]: Finished difference. Result has 245 places, 242 transitions, 501 flow [2024-10-31 22:13:27,175 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=491, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=237, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=501, PETRI_PLACES=245, PETRI_TRANSITIONS=242} [2024-10-31 22:13:27,176 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -42 predicate places. [2024-10-31 22:13:27,176 INFO L471 AbstractCegarLoop]: Abstraction has has 245 places, 242 transitions, 501 flow [2024-10-31 22:13:27,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 245.5) internal successors, (1473), 6 states have internal predecessors, (1473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,178 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:27,178 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:27,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:13:27,179 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:27,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:27,180 INFO L85 PathProgramCache]: Analyzing trace with hash -663827835, now seen corresponding path program 1 times [2024-10-31 22:13:27,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:27,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598348457] [2024-10-31 22:13:27,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:27,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:27,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:27,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598348457] [2024-10-31 22:13:27,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598348457] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:27,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:27,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:27,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900375975] [2024-10-31 22:13:27,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:27,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:27,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:27,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:27,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:27,275 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 254 out of 311 [2024-10-31 22:13:27,276 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 242 transitions, 501 flow. Second operand has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,276 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:27,276 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 254 of 311 [2024-10-31 22:13:27,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:27,404 INFO L124 PetriNetUnfolderBase]: 95/549 cut-off events. [2024-10-31 22:13:27,404 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:27,405 INFO L83 FinitePrefix]: Finished finitePrefix Result has 719 conditions, 549 events. 95/549 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2192 event pairs, 71 based on Foata normal form. 0/497 useless extension candidates. Maximal degree in co-relation 701. Up to 139 conditions per place. [2024-10-31 22:13:27,408 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 17 selfloop transitions, 2 changer transitions 0/241 dead transitions. [2024-10-31 22:13:27,409 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 241 transitions, 537 flow [2024-10-31 22:13:27,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 782 transitions. [2024-10-31 22:13:27,412 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8381564844587353 [2024-10-31 22:13:27,412 INFO L175 Difference]: Start difference. First operand has 245 places, 242 transitions, 501 flow. Second operand 3 states and 782 transitions. [2024-10-31 22:13:27,412 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 241 transitions, 537 flow [2024-10-31 22:13:27,414 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 241 places, 241 transitions, 527 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-31 22:13:27,417 INFO L231 Difference]: Finished difference. Result has 241 places, 241 transitions, 493 flow [2024-10-31 22:13:27,418 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=241, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=493, PETRI_PLACES=241, PETRI_TRANSITIONS=241} [2024-10-31 22:13:27,419 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -46 predicate places. [2024-10-31 22:13:27,419 INFO L471 AbstractCegarLoop]: Abstraction has has 241 places, 241 transitions, 493 flow [2024-10-31 22:13:27,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,420 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:27,421 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:27,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:13:27,421 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:27,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:27,423 INFO L85 PathProgramCache]: Analyzing trace with hash 415361265, now seen corresponding path program 1 times [2024-10-31 22:13:27,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:27,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883719983] [2024-10-31 22:13:27,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:27,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:27,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:27,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883719983] [2024-10-31 22:13:27,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883719983] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:27,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:27,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:27,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276796834] [2024-10-31 22:13:27,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:27,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:27,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:27,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:27,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:27,492 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 255 out of 311 [2024-10-31 22:13:27,493 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 241 transitions, 493 flow. Second operand has 3 states, 3 states have (on average 256.0) internal successors, (768), 3 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,493 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:27,494 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 255 of 311 [2024-10-31 22:13:27,494 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:27,619 INFO L124 PetriNetUnfolderBase]: 95/558 cut-off events. [2024-10-31 22:13:27,619 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:13:27,620 INFO L83 FinitePrefix]: Finished finitePrefix Result has 724 conditions, 558 events. 95/558 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2251 event pairs, 59 based on Foata normal form. 0/507 useless extension candidates. Maximal degree in co-relation 676. Up to 117 conditions per place. [2024-10-31 22:13:27,623 INFO L140 encePairwiseOnDemand]: 307/311 looper letters, 22 selfloop transitions, 2 changer transitions 0/245 dead transitions. [2024-10-31 22:13:27,623 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 245 transitions, 551 flow [2024-10-31 22:13:27,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:27,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 791 transitions. [2024-10-31 22:13:27,625 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478027867095391 [2024-10-31 22:13:27,625 INFO L175 Difference]: Start difference. First operand has 241 places, 241 transitions, 493 flow. Second operand 3 states and 791 transitions. [2024-10-31 22:13:27,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 245 transitions, 551 flow [2024-10-31 22:13:27,627 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 239 places, 245 transitions, 547 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:27,631 INFO L231 Difference]: Finished difference. Result has 239 places, 239 transitions, 489 flow [2024-10-31 22:13:27,631 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=485, PETRI_DIFFERENCE_MINUEND_PLACES=237, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=239, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=237, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=489, PETRI_PLACES=239, PETRI_TRANSITIONS=239} [2024-10-31 22:13:27,632 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -48 predicate places. [2024-10-31 22:13:27,632 INFO L471 AbstractCegarLoop]: Abstraction has has 239 places, 239 transitions, 489 flow [2024-10-31 22:13:27,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 256.0) internal successors, (768), 3 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,633 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:27,633 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:27,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:13:27,634 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:27,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:27,634 INFO L85 PathProgramCache]: Analyzing trace with hash -269757677, now seen corresponding path program 1 times [2024-10-31 22:13:27,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:27,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132027181] [2024-10-31 22:13:27,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:27,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:27,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:27,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132027181] [2024-10-31 22:13:27,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132027181] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:27,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:27,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:27,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816796565] [2024-10-31 22:13:27,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:27,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:27,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:27,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:27,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:27,691 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 311 [2024-10-31 22:13:27,692 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 239 transitions, 489 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,692 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:27,692 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 311 [2024-10-31 22:13:27,692 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:27,806 INFO L124 PetriNetUnfolderBase]: 94/535 cut-off events. [2024-10-31 22:13:27,806 INFO L125 PetriNetUnfolderBase]: For 23/23 co-relation queries the response was YES. [2024-10-31 22:13:27,808 INFO L83 FinitePrefix]: Finished finitePrefix Result has 711 conditions, 535 events. 94/535 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2085 event pairs, 10 based on Foata normal form. 0/492 useless extension candidates. Maximal degree in co-relation 663. Up to 108 conditions per place. [2024-10-31 22:13:27,810 INFO L140 encePairwiseOnDemand]: 308/311 looper letters, 20 selfloop transitions, 2 changer transitions 0/244 dead transitions. [2024-10-31 22:13:27,810 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 244 transitions, 547 flow [2024-10-31 22:13:27,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-10-31 22:13:27,813 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8542336548767417 [2024-10-31 22:13:27,813 INFO L175 Difference]: Start difference. First operand has 239 places, 239 transitions, 489 flow. Second operand 3 states and 797 transitions. [2024-10-31 22:13:27,813 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 244 transitions, 547 flow [2024-10-31 22:13:27,816 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 244 transitions, 541 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:27,819 INFO L231 Difference]: Finished difference. Result has 238 places, 238 transitions, 487 flow [2024-10-31 22:13:27,819 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=483, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=238, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=236, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=487, PETRI_PLACES=238, PETRI_TRANSITIONS=238} [2024-10-31 22:13:27,820 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -49 predicate places. [2024-10-31 22:13:27,820 INFO L471 AbstractCegarLoop]: Abstraction has has 238 places, 238 transitions, 487 flow [2024-10-31 22:13:27,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,821 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:27,821 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:27,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:13:27,824 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:27,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:27,825 INFO L85 PathProgramCache]: Analyzing trace with hash 871794877, now seen corresponding path program 1 times [2024-10-31 22:13:27,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:27,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592261256] [2024-10-31 22:13:27,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:27,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:27,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:27,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:27,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592261256] [2024-10-31 22:13:27,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592261256] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:27,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:27,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:27,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610643865] [2024-10-31 22:13:27,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:27,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:27,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:27,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:27,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:27,883 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 311 [2024-10-31 22:13:27,884 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 238 transitions, 487 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:27,885 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:27,885 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 311 [2024-10-31 22:13:27,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:28,026 INFO L124 PetriNetUnfolderBase]: 104/630 cut-off events. [2024-10-31 22:13:28,027 INFO L125 PetriNetUnfolderBase]: For 27/27 co-relation queries the response was YES. [2024-10-31 22:13:28,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 824 conditions, 630 events. 104/630 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2691 event pairs, 57 based on Foata normal form. 0/573 useless extension candidates. Maximal degree in co-relation 777. Up to 143 conditions per place. [2024-10-31 22:13:28,031 INFO L140 encePairwiseOnDemand]: 307/311 looper letters, 19 selfloop transitions, 3 changer transitions 0/243 dead transitions. [2024-10-31 22:13:28,031 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 243 transitions, 546 flow [2024-10-31 22:13:28,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 797 transitions. [2024-10-31 22:13:28,033 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8542336548767417 [2024-10-31 22:13:28,034 INFO L175 Difference]: Start difference. First operand has 238 places, 238 transitions, 487 flow. Second operand 3 states and 797 transitions. [2024-10-31 22:13:28,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 243 transitions, 546 flow [2024-10-31 22:13:28,036 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 243 transitions, 540 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:28,040 INFO L231 Difference]: Finished difference. Result has 238 places, 239 transitions, 498 flow [2024-10-31 22:13:28,041 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=481, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=498, PETRI_PLACES=238, PETRI_TRANSITIONS=239} [2024-10-31 22:13:28,042 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -49 predicate places. [2024-10-31 22:13:28,042 INFO L471 AbstractCegarLoop]: Abstraction has has 238 places, 239 transitions, 498 flow [2024-10-31 22:13:28,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:28,043 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:28,043 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:28,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:13:28,043 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:28,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:28,044 INFO L85 PathProgramCache]: Analyzing trace with hash 875362131, now seen corresponding path program 1 times [2024-10-31 22:13:28,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:28,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896199348] [2024-10-31 22:13:28,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:28,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:28,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:28,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896199348] [2024-10-31 22:13:28,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896199348] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:28,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:28,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:28,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558614184] [2024-10-31 22:13:28,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:28,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:28,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:28,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:28,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:28,113 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 311 [2024-10-31 22:13:28,114 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 239 transitions, 498 flow. Second operand has 3 states, 3 states have (on average 250.0) internal successors, (750), 3 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:28,114 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:28,115 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 311 [2024-10-31 22:13:28,115 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:28,312 INFO L124 PetriNetUnfolderBase]: 179/896 cut-off events. [2024-10-31 22:13:28,313 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-10-31 22:13:28,315 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1288 conditions, 896 events. 179/896 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 4695 event pairs, 95 based on Foata normal form. 1/820 useless extension candidates. Maximal degree in co-relation 1241. Up to 169 conditions per place. [2024-10-31 22:13:28,316 INFO L140 encePairwiseOnDemand]: 304/311 looper letters, 4 selfloop transitions, 1 changer transitions 94/249 dead transitions. [2024-10-31 22:13:28,316 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 236 places, 249 transitions, 607 flow [2024-10-31 22:13:28,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:28,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 784 transitions. [2024-10-31 22:13:28,319 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8403001071811361 [2024-10-31 22:13:28,319 INFO L175 Difference]: Start difference. First operand has 238 places, 239 transitions, 498 flow. Second operand 3 states and 784 transitions. [2024-10-31 22:13:28,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 236 places, 249 transitions, 607 flow [2024-10-31 22:13:28,321 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 249 transitions, 607 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:13:28,324 INFO L231 Difference]: Finished difference. Result has 236 places, 155 transitions, 316 flow [2024-10-31 22:13:28,324 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=234, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=235, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=316, PETRI_PLACES=236, PETRI_TRANSITIONS=155} [2024-10-31 22:13:28,325 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -51 predicate places. [2024-10-31 22:13:28,325 INFO L471 AbstractCegarLoop]: Abstraction has has 236 places, 155 transitions, 316 flow [2024-10-31 22:13:28,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 250.0) internal successors, (750), 3 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:28,326 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:28,326 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:28,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:13:28,326 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:28,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:28,327 INFO L85 PathProgramCache]: Analyzing trace with hash -590553159, now seen corresponding path program 1 times [2024-10-31 22:13:28,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:28,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685226602] [2024-10-31 22:13:28,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:28,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:28,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:28,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:28,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685226602] [2024-10-31 22:13:28,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685226602] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:28,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:28,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:28,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452675060] [2024-10-31 22:13:28,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:28,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:28,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:28,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:28,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:28,381 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 311 [2024-10-31 22:13:28,382 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 155 transitions, 316 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:28,382 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:28,383 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 311 [2024-10-31 22:13:28,383 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:28,398 INFO L124 PetriNetUnfolderBase]: 1/166 cut-off events. [2024-10-31 22:13:28,399 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:13:28,399 INFO L83 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 166 events. 1/166 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 57 event pairs, 0 based on Foata normal form. 0/163 useless extension candidates. Maximal degree in co-relation 150. Up to 4 conditions per place. [2024-10-31 22:13:28,399 INFO L140 encePairwiseOnDemand]: 309/311 looper letters, 2 selfloop transitions, 1 changer transitions 0/154 dead transitions. [2024-10-31 22:13:28,400 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 154 transitions, 320 flow [2024-10-31 22:13:28,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:28,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:28,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 778 transitions. [2024-10-31 22:13:28,402 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8338692390139335 [2024-10-31 22:13:28,402 INFO L175 Difference]: Start difference. First operand has 236 places, 155 transitions, 316 flow. Second operand 3 states and 778 transitions. [2024-10-31 22:13:28,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 154 transitions, 320 flow [2024-10-31 22:13:28,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 154 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:13:28,405 INFO L231 Difference]: Finished difference. Result has 159 places, 154 transitions, 314 flow [2024-10-31 22:13:28,406 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=312, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=314, PETRI_PLACES=159, PETRI_TRANSITIONS=154} [2024-10-31 22:13:28,406 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -128 predicate places. [2024-10-31 22:13:28,406 INFO L471 AbstractCegarLoop]: Abstraction has has 159 places, 154 transitions, 314 flow [2024-10-31 22:13:28,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:28,407 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:28,407 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:28,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:13:28,408 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:28,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:28,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1796675488, now seen corresponding path program 1 times [2024-10-31 22:13:28,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:28,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346878915] [2024-10-31 22:13:28,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:28,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:28,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:28,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346878915] [2024-10-31 22:13:28,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346878915] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:28,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:28,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:13:28,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328950922] [2024-10-31 22:13:28,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:28,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:13:28,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:28,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:13:28,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:13:28,981 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 250 out of 311 [2024-10-31 22:13:28,983 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 154 transitions, 314 flow. Second operand has 6 states, 6 states have (on average 251.16666666666666) internal successors, (1507), 6 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:28,984 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:28,984 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 250 of 311 [2024-10-31 22:13:28,984 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:29,013 INFO L124 PetriNetUnfolderBase]: 1/165 cut-off events. [2024-10-31 22:13:29,013 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:13:29,013 INFO L83 FinitePrefix]: Finished finitePrefix Result has 186 conditions, 165 events. 1/165 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 54 event pairs, 0 based on Foata normal form. 0/163 useless extension candidates. Maximal degree in co-relation 165. Up to 7 conditions per place. [2024-10-31 22:13:29,014 INFO L140 encePairwiseOnDemand]: 306/311 looper letters, 7 selfloop transitions, 4 changer transitions 0/153 dead transitions. [2024-10-31 22:13:29,014 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 153 transitions, 334 flow [2024-10-31 22:13:29,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:13:29,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:13:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1512 transitions. [2024-10-31 22:13:29,018 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8102893890675241 [2024-10-31 22:13:29,018 INFO L175 Difference]: Start difference. First operand has 159 places, 154 transitions, 314 flow. Second operand 6 states and 1512 transitions. [2024-10-31 22:13:29,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 153 transitions, 334 flow [2024-10-31 22:13:29,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 153 transitions, 333 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:13:29,022 INFO L231 Difference]: Finished difference. Result has 162 places, 153 transitions, 319 flow [2024-10-31 22:13:29,022 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=311, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=319, PETRI_PLACES=162, PETRI_TRANSITIONS=153} [2024-10-31 22:13:29,023 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -125 predicate places. [2024-10-31 22:13:29,023 INFO L471 AbstractCegarLoop]: Abstraction has has 162 places, 153 transitions, 319 flow [2024-10-31 22:13:29,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 251.16666666666666) internal successors, (1507), 6 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:29,025 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:13:29,026 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:29,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:13:29,026 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 78 more)] === [2024-10-31 22:13:29,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:13:29,027 INFO L85 PathProgramCache]: Analyzing trace with hash 607081955, now seen corresponding path program 1 times [2024-10-31 22:13:29,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:13:29,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236066901] [2024-10-31 22:13:29,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:13:29,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:13:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:13:29,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:13:29,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:13:29,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236066901] [2024-10-31 22:13:29,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236066901] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:13:29,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:13:29,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:13:29,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085077425] [2024-10-31 22:13:29,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:13:29,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:13:29,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:13:29,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:13:29,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:13:29,091 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 258 out of 311 [2024-10-31 22:13:29,092 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 153 transitions, 319 flow. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:29,093 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:13:29,093 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 258 of 311 [2024-10-31 22:13:29,093 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:13:29,104 INFO L124 PetriNetUnfolderBase]: 1/163 cut-off events. [2024-10-31 22:13:29,104 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:13:29,104 INFO L83 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 163 events. 1/163 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 52 event pairs, 0 based on Foata normal form. 2/163 useless extension candidates. Maximal degree in co-relation 153. Up to 2 conditions per place. [2024-10-31 22:13:29,105 INFO L140 encePairwiseOnDemand]: 309/311 looper letters, 0 selfloop transitions, 0 changer transitions 152/152 dead transitions. [2024-10-31 22:13:29,105 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 152 transitions, 321 flow [2024-10-31 22:13:29,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:13:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:13:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 777 transitions. [2024-10-31 22:13:29,109 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8327974276527331 [2024-10-31 22:13:29,109 INFO L175 Difference]: Start difference. First operand has 162 places, 153 transitions, 319 flow. Second operand 3 states and 777 transitions. [2024-10-31 22:13:29,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 152 transitions, 321 flow [2024-10-31 22:13:29,110 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 152 transitions, 314 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-31 22:13:29,111 INFO L231 Difference]: Finished difference. Result has 159 places, 0 transitions, 0 flow [2024-10-31 22:13:29,111 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=311, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=159, PETRI_TRANSITIONS=0} [2024-10-31 22:13:29,112 INFO L277 CegarLoopForPetriNet]: 287 programPoint places, -128 predicate places. [2024-10-31 22:13:29,112 INFO L471 AbstractCegarLoop]: Abstraction has has 159 places, 0 transitions, 0 flow [2024-10-31 22:13:29,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:13:29,118 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (81 of 82 remaining) [2024-10-31 22:13:29,118 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (80 of 82 remaining) [2024-10-31 22:13:29,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (79 of 82 remaining) [2024-10-31 22:13:29,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (78 of 82 remaining) [2024-10-31 22:13:29,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (77 of 82 remaining) [2024-10-31 22:13:29,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (76 of 82 remaining) [2024-10-31 22:13:29,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (75 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (74 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (73 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (72 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (71 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (70 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (69 of 82 remaining) [2024-10-31 22:13:29,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (68 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (67 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (66 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (65 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (64 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (63 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (62 of 82 remaining) [2024-10-31 22:13:29,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (61 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (60 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (59 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (58 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (57 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (56 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (55 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (54 of 82 remaining) [2024-10-31 22:13:29,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (53 of 82 remaining) [2024-10-31 22:13:29,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (52 of 82 remaining) [2024-10-31 22:13:29,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (51 of 82 remaining) [2024-10-31 22:13:29,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (50 of 82 remaining) [2024-10-31 22:13:29,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (49 of 82 remaining) [2024-10-31 22:13:29,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (48 of 82 remaining) [2024-10-31 22:13:29,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (47 of 82 remaining) [2024-10-31 22:13:29,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (46 of 82 remaining) [2024-10-31 22:13:29,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (45 of 82 remaining) [2024-10-31 22:13:29,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (44 of 82 remaining) [2024-10-31 22:13:29,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (43 of 82 remaining) [2024-10-31 22:13:29,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (42 of 82 remaining) [2024-10-31 22:13:29,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (41 of 82 remaining) [2024-10-31 22:13:29,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (40 of 82 remaining) [2024-10-31 22:13:29,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (39 of 82 remaining) [2024-10-31 22:13:29,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (38 of 82 remaining) [2024-10-31 22:13:29,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (37 of 82 remaining) [2024-10-31 22:13:29,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (36 of 82 remaining) [2024-10-31 22:13:29,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (35 of 82 remaining) [2024-10-31 22:13:29,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (34 of 82 remaining) [2024-10-31 22:13:29,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (33 of 82 remaining) [2024-10-31 22:13:29,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (32 of 82 remaining) [2024-10-31 22:13:29,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (31 of 82 remaining) [2024-10-31 22:13:29,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 82 remaining) [2024-10-31 22:13:29,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 82 remaining) [2024-10-31 22:13:29,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (28 of 82 remaining) [2024-10-31 22:13:29,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (27 of 82 remaining) [2024-10-31 22:13:29,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (26 of 82 remaining) [2024-10-31 22:13:29,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (25 of 82 remaining) [2024-10-31 22:13:29,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (24 of 82 remaining) [2024-10-31 22:13:29,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (23 of 82 remaining) [2024-10-31 22:13:29,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (22 of 82 remaining) [2024-10-31 22:13:29,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (21 of 82 remaining) [2024-10-31 22:13:29,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (20 of 82 remaining) [2024-10-31 22:13:29,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (19 of 82 remaining) [2024-10-31 22:13:29,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (18 of 82 remaining) [2024-10-31 22:13:29,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (17 of 82 remaining) [2024-10-31 22:13:29,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (16 of 82 remaining) [2024-10-31 22:13:29,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (15 of 82 remaining) [2024-10-31 22:13:29,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (14 of 82 remaining) [2024-10-31 22:13:29,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (13 of 82 remaining) [2024-10-31 22:13:29,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (12 of 82 remaining) [2024-10-31 22:13:29,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (11 of 82 remaining) [2024-10-31 22:13:29,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (10 of 82 remaining) [2024-10-31 22:13:29,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (9 of 82 remaining) [2024-10-31 22:13:29,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (8 of 82 remaining) [2024-10-31 22:13:29,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (7 of 82 remaining) [2024-10-31 22:13:29,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (6 of 82 remaining) [2024-10-31 22:13:29,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (5 of 82 remaining) [2024-10-31 22:13:29,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (4 of 82 remaining) [2024-10-31 22:13:29,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (3 of 82 remaining) [2024-10-31 22:13:29,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (2 of 82 remaining) [2024-10-31 22:13:29,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (1 of 82 remaining) [2024-10-31 22:13:29,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (0 of 82 remaining) [2024-10-31 22:13:29,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 22:13:29,134 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:13:29,142 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-31 22:13:29,142 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:13:29,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:13:29 BasicIcfg [2024-10-31 22:13:29,150 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:13:29,150 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:13:29,150 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:13:29,150 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:13:29,151 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:13:23" (3/4) ... [2024-10-31 22:13:29,153 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:13:29,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-31 22:13:29,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-31 22:13:29,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-31 22:13:29,165 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-10-31 22:13:29,166 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-31 22:13:29,167 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-31 22:13:29,167 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:13:29,285 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:13:29,286 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:13:29,286 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:13:29,287 INFO L158 Benchmark]: Toolchain (without parser) took 7997.75ms. Allocated memory was 144.7MB in the beginning and 281.0MB in the end (delta: 136.3MB). Free memory was 105.0MB in the beginning and 87.3MB in the end (delta: 17.7MB). Peak memory consumption was 154.8MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,287 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:13:29,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.84ms. Allocated memory is still 144.7MB. Free memory was 104.6MB in the beginning and 89.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.43ms. Allocated memory is still 144.7MB. Free memory was 89.8MB in the beginning and 87.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,288 INFO L158 Benchmark]: Boogie Preprocessor took 48.21ms. Allocated memory is still 144.7MB. Free memory was 87.4MB in the beginning and 84.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,289 INFO L158 Benchmark]: RCFGBuilder took 1419.33ms. Allocated memory was 144.7MB in the beginning and 224.4MB in the end (delta: 79.7MB). Free memory was 84.9MB in the beginning and 147.7MB in the end (delta: -62.8MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,289 INFO L158 Benchmark]: TraceAbstraction took 5946.35ms. Allocated memory was 224.4MB in the beginning and 281.0MB in the end (delta: 56.6MB). Free memory was 147.7MB in the beginning and 94.7MB in the end (delta: 53.0MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,289 INFO L158 Benchmark]: Witness Printer took 136.08ms. Allocated memory is still 281.0MB. Free memory was 94.7MB in the beginning and 87.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-31 22:13:29,291 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 117.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.84ms. Allocated memory is still 144.7MB. Free memory was 104.6MB in the beginning and 89.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.43ms. Allocated memory is still 144.7MB. Free memory was 89.8MB in the beginning and 87.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.21ms. Allocated memory is still 144.7MB. Free memory was 87.4MB in the beginning and 84.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1419.33ms. Allocated memory was 144.7MB in the beginning and 224.4MB in the end (delta: 79.7MB). Free memory was 84.9MB in the beginning and 147.7MB in the end (delta: -62.8MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5946.35ms. Allocated memory was 224.4MB in the beginning and 281.0MB in the end (delta: 56.6MB). Free memory was 147.7MB in the beginning and 94.7MB in the end (delta: 53.0MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. * Witness Printer took 136.08ms. Allocated memory is still 281.0MB. Free memory was 94.7MB in the beginning and 87.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: 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: 76]: 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: 76]: 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: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: 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: 102]: 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: 105]: 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: 105]: 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: 105]: 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: 105]: 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: 105]: 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 7 procedures, 364 locations, 82 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: 5.7s, OverallIterations: 16, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 356 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 64 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 652 IncrementalHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 64 mSDtfsCounter, 652 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=600occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1372 NumberOfCodeBlocks, 1372 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1356 ConstructedInterpolants, 0 QuantifiedInterpolants, 1580 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 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 50 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-31 22:13:29,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad0d51b-9715-4854-9a89-fefa88028121/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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