./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:29:29,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:29:29,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-06 22:29:29,184 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:29:29,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:29:29,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:29:29,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:29:29,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:29:29,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:29:29,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:29:29,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:29:29,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:29:29,248 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:29:29,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:29:29,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:29:29,250 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:29:29,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:29:29,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:29:29,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:29:29,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:29:29,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:29:29,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:29:29,253 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-06 22:29:29,254 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:29:29,254 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:29:29,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:29:29,255 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:29:29,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:29:29,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:29:29,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:29:29,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:29:29,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:29:29,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:29:29,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:29:29,259 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:29:29,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:29:29,259 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:29:29,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:29:29,260 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:29:29,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:29:29,260 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:29:29,260 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_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 [2023-11-06 22:29:29,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:29:29,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:29:29,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:29:29,641 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:29:29,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:29:29,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-06 22:29:32,816 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:29:33,062 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:29:33,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2023-11-06 22:29:33,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/data/dadf46e91/e6334281fe744ddcbf3c9ea4c574dcda/FLAG09c1643a1 [2023-11-06 22:29:33,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/data/dadf46e91/e6334281fe744ddcbf3c9ea4c574dcda [2023-11-06 22:29:33,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:29:33,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:29:33,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:29:33,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:29:33,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:29:33,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e2fbea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33, skipping insertion in model container [2023-11-06 22:29:33,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:29:33,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:29:33,388 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:29:33,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:29:33,454 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:29:33,454 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:29:33,462 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:29:33,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33 WrapperNode [2023-11-06 22:29:33,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:29:33,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:29:33,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:29:33,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:29:33,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,561 INFO L138 Inliner]: procedures = 29, calls = 89, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 692 [2023-11-06 22:29:33,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:29:33,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:29:33,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:29:33,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:29:33,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,612 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:29:33,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:29:33,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:29:33,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:29:33,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (1/1) ... [2023-11-06 22:29:33,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:29:33,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:29:33,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:29:33,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:29:33,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:29:33,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:29:33,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:29:33,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:29:33,733 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-06 22:29:33,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-06 22:29:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-06 22:29:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-06 22:29:33,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-06 22:29:33,734 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-06 22:29:33,735 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-06 22:29:33,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-06 22:29:33,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:29:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-06 22:29:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-06 22:29:33,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-06 22:29:33,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-06 22:29:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:29:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:29:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:29:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:29:33,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:29:33,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:29:33,744 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:29:33,949 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:29:33,951 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:29:34,961 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:29:35,411 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:29:35,412 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-06 22:29:35,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:29:35 BoogieIcfgContainer [2023-11-06 22:29:35,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:29:35,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:29:35,422 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:29:35,425 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:29:35,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:29:33" (1/3) ... [2023-11-06 22:29:35,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cde2cea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:29:35, skipping insertion in model container [2023-11-06 22:29:35,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:29:33" (2/3) ... [2023-11-06 22:29:35,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cde2cea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:29:35, skipping insertion in model container [2023-11-06 22:29:35,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:29:35" (3/3) ... [2023-11-06 22:29:35,430 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2023-11-06 22:29:35,444 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:29:35,454 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:29:35,455 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 89 error locations. [2023-11-06 22:29:35,455 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:29:35,623 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-11-06 22:29:35,697 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 589 places, 598 transitions, 1262 flow [2023-11-06 22:29:35,948 INFO L124 PetriNetUnfolderBase]: 26/522 cut-off events. [2023-11-06 22:29:35,949 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-11-06 22:29:35,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 551 conditions, 522 events. 26/522 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 870 event pairs, 0 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 441. Up to 3 conditions per place. [2023-11-06 22:29:35,960 INFO L82 GeneralOperation]: Start removeDead. Operand has 589 places, 598 transitions, 1262 flow [2023-11-06 22:29:35,974 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 495 places, 501 transitions, 1050 flow [2023-11-06 22:29:35,978 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:29:35,993 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 495 places, 501 transitions, 1050 flow [2023-11-06 22:29:36,001 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 495 places, 501 transitions, 1050 flow [2023-11-06 22:29:36,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 495 places, 501 transitions, 1050 flow [2023-11-06 22:29:36,118 INFO L124 PetriNetUnfolderBase]: 25/501 cut-off events. [2023-11-06 22:29:36,118 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-11-06 22:29:36,125 INFO L83 FinitePrefix]: Finished finitePrefix Result has 530 conditions, 501 events. 25/501 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 873 event pairs, 0 based on Foata normal form. 0/388 useless extension candidates. Maximal degree in co-relation 441. Up to 3 conditions per place. [2023-11-06 22:29:36,146 INFO L119 LiptonReduction]: Number of co-enabled transitions 31220 [2023-11-06 22:29:55,650 INFO L134 LiptonReduction]: Checked pairs total: 182865 [2023-11-06 22:29:55,651 INFO L136 LiptonReduction]: Total number of compositions: 568 [2023-11-06 22:29:55,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:29:55,673 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@504a5908, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:29:55,673 INFO L358 AbstractCegarLoop]: Starting to check reachability of 157 error locations. [2023-11-06 22:29:55,675 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:29:55,675 INFO L124 PetriNetUnfolderBase]: 0/0 cut-off events. [2023-11-06 22:29:55,676 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:29:55,676 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:29:55,676 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-11-06 22:29:55,677 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:29:55,682 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:29:55,682 INFO L85 PathProgramCache]: Analyzing trace with hash 2796, now seen corresponding path program 1 times [2023-11-06 22:29:55,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:29:55,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041167643] [2023-11-06 22:29:55,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:29:55,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:29:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:29:55,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:29:55,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:29:55,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041167643] [2023-11-06 22:29:55,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041167643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:29:55,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:29:55,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-11-06 22:29:55,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814278229] [2023-11-06 22:29:55,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:29:55,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:29:55,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:29:55,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:29:55,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:29:55,845 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 495 out of 1170 [2023-11-06 22:29:55,850 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 183 transitions, 414 flow. Second operand has 2 states, 2 states have (on average 495.5) internal successors, (991), 2 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:29:55,851 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:29:55,851 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 495 of 1170 [2023-11-06 22:29:55,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:29:57,134 INFO L124 PetriNetUnfolderBase]: 3046/5272 cut-off events. [2023-11-06 22:29:57,135 INFO L125 PetriNetUnfolderBase]: For 1127/1197 co-relation queries the response was YES. [2023-11-06 22:29:57,157 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10280 conditions, 5272 events. 3046/5272 cut-off events. For 1127/1197 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 28787 event pairs, 1869 based on Foata normal form. 1/3761 useless extension candidates. Maximal degree in co-relation 9851. Up to 3930 conditions per place. [2023-11-06 22:29:57,215 INFO L140 encePairwiseOnDemand]: 1089/1170 looper letters, 41 selfloop transitions, 0 changer transitions 1/102 dead transitions. [2023-11-06 22:29:57,216 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 102 transitions, 336 flow [2023-11-06 22:29:57,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:29:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:29:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1113 transitions. [2023-11-06 22:29:57,247 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4756410256410256 [2023-11-06 22:29:57,248 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1113 transitions. [2023-11-06 22:29:57,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1113 transitions. [2023-11-06 22:29:57,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:29:57,257 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1113 transitions. [2023-11-06 22:29:57,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 556.5) internal successors, (1113), 2 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:29:57,281 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1170.0) internal successors, (3510), 3 states have internal predecessors, (3510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:29:57,285 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1170.0) internal successors, (3510), 3 states have internal predecessors, (3510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:29:57,288 INFO L175 Difference]: Start difference. First operand has 193 places, 183 transitions, 414 flow. Second operand 2 states and 1113 transitions. [2023-11-06 22:29:57,289 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 102 transitions, 336 flow [2023-11-06 22:29:57,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 102 transitions, 304 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-11-06 22:29:57,320 INFO L231 Difference]: Finished difference. Result has 101 places, 101 transitions, 217 flow [2023-11-06 22:29:57,323 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=102, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=217, PETRI_PLACES=101, PETRI_TRANSITIONS=101} [2023-11-06 22:29:57,329 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -92 predicate places. [2023-11-06 22:29:57,329 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 101 transitions, 217 flow [2023-11-06 22:29:57,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 495.5) internal successors, (991), 2 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:29:57,331 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:29:57,332 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:29:57,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:29:57,333 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:29:57,344 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:29:57,344 INFO L85 PathProgramCache]: Analyzing trace with hash -453851969, now seen corresponding path program 1 times [2023-11-06 22:29:57,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:29:57,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497280495] [2023-11-06 22:29:57,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:29:57,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:29:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:29:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:29:58,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:29:58,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497280495] [2023-11-06 22:29:58,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497280495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:29:58,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:29:58,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:29:58,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193022015] [2023-11-06 22:29:58,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:29:58,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:29:58,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:29:58,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:29:58,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:29:58,657 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 481 out of 1170 [2023-11-06 22:29:58,662 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 101 transitions, 217 flow. Second operand has 6 states, 6 states have (on average 482.8333333333333) internal successors, (2897), 6 states have internal predecessors, (2897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:29:58,662 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:29:58,662 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 481 of 1170 [2023-11-06 22:29:58,662 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:01,796 INFO L124 PetriNetUnfolderBase]: 11246/17007 cut-off events. [2023-11-06 22:30:01,796 INFO L125 PetriNetUnfolderBase]: For 852/1030 co-relation queries the response was YES. [2023-11-06 22:30:01,841 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32011 conditions, 17007 events. 11246/17007 cut-off events. For 852/1030 co-relation queries the response was YES. Maximal size of possible extension queue 326. Compared 99408 event pairs, 2295 based on Foata normal form. 0/12319 useless extension candidates. Maximal degree in co-relation 32008. Up to 4202 conditions per place. [2023-11-06 22:30:01,963 INFO L140 encePairwiseOnDemand]: 1165/1170 looper letters, 170 selfloop transitions, 4 changer transitions 0/228 dead transitions. [2023-11-06 22:30:01,963 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 228 transitions, 867 flow [2023-11-06 22:30:01,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:30:01,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:30:01,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3061 transitions. [2023-11-06 22:30:01,978 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.436039886039886 [2023-11-06 22:30:01,979 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3061 transitions. [2023-11-06 22:30:01,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3061 transitions. [2023-11-06 22:30:01,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:01,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3061 transitions. [2023-11-06 22:30:01,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 510.1666666666667) internal successors, (3061), 6 states have internal predecessors, (3061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:02,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:02,033 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:02,033 INFO L175 Difference]: Start difference. First operand has 101 places, 101 transitions, 217 flow. Second operand 6 states and 3061 transitions. [2023-11-06 22:30:02,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 228 transitions, 867 flow [2023-11-06 22:30:02,038 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 228 transitions, 867 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:30:02,043 INFO L231 Difference]: Finished difference. Result has 104 places, 100 transitions, 223 flow [2023-11-06 22:30:02,044 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=215, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=223, PETRI_PLACES=104, PETRI_TRANSITIONS=100} [2023-11-06 22:30:02,045 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -89 predicate places. [2023-11-06 22:30:02,045 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 100 transitions, 223 flow [2023-11-06 22:30:02,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 482.8333333333333) internal successors, (2897), 6 states have internal predecessors, (2897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:02,048 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:30:02,049 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:02,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:30:02,049 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:30:02,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:02,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1183334104, now seen corresponding path program 1 times [2023-11-06 22:30:02,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:02,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224926545] [2023-11-06 22:30:02,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:02,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:02,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:02,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:02,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224926545] [2023-11-06 22:30:02,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224926545] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:02,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:02,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:30:02,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890206887] [2023-11-06 22:30:02,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:02,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:30:02,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:02,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:30:02,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:30:03,086 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1170 [2023-11-06 22:30:03,090 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 100 transitions, 223 flow. Second operand has 6 states, 6 states have (on average 485.1666666666667) internal successors, (2911), 6 states have internal predecessors, (2911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:03,091 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:30:03,091 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1170 [2023-11-06 22:30:03,091 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:05,008 INFO L124 PetriNetUnfolderBase]: 6910/10351 cut-off events. [2023-11-06 22:30:05,009 INFO L125 PetriNetUnfolderBase]: For 297/374 co-relation queries the response was YES. [2023-11-06 22:30:05,049 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19473 conditions, 10351 events. 6910/10351 cut-off events. For 297/374 co-relation queries the response was YES. Maximal size of possible extension queue 183. Compared 51726 event pairs, 1523 based on Foata normal form. 0/7420 useless extension candidates. Maximal degree in co-relation 19469. Up to 3135 conditions per place. [2023-11-06 22:30:05,114 INFO L140 encePairwiseOnDemand]: 1164/1170 looper letters, 134 selfloop transitions, 5 changer transitions 0/191 dead transitions. [2023-11-06 22:30:05,115 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 191 transitions, 711 flow [2023-11-06 22:30:05,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:30:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:30:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3038 transitions. [2023-11-06 22:30:05,128 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43276353276353274 [2023-11-06 22:30:05,129 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3038 transitions. [2023-11-06 22:30:05,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3038 transitions. [2023-11-06 22:30:05,132 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:05,132 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3038 transitions. [2023-11-06 22:30:05,142 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 506.3333333333333) internal successors, (3038), 6 states have internal predecessors, (3038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:05,162 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:05,169 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:05,169 INFO L175 Difference]: Start difference. First operand has 104 places, 100 transitions, 223 flow. Second operand 6 states and 3038 transitions. [2023-11-06 22:30:05,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 191 transitions, 711 flow [2023-11-06 22:30:05,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 191 transitions, 704 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-06 22:30:05,176 INFO L231 Difference]: Finished difference. Result has 104 places, 99 transitions, 224 flow [2023-11-06 22:30:05,177 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=224, PETRI_PLACES=104, PETRI_TRANSITIONS=99} [2023-11-06 22:30:05,178 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -89 predicate places. [2023-11-06 22:30:05,178 INFO L495 AbstractCegarLoop]: Abstraction has has 104 places, 99 transitions, 224 flow [2023-11-06 22:30:05,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 485.1666666666667) internal successors, (2911), 6 states have internal predecessors, (2911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:05,181 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:30:05,181 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:05,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:30:05,182 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:30:05,182 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:05,183 INFO L85 PathProgramCache]: Analyzing trace with hash -472400160, now seen corresponding path program 1 times [2023-11-06 22:30:05,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:05,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947079884] [2023-11-06 22:30:05,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:05,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:05,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:05,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947079884] [2023-11-06 22:30:05,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947079884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:05,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:05,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:30:05,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688809699] [2023-11-06 22:30:05,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:05,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:30:05,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:05,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:30:05,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:30:06,173 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1170 [2023-11-06 22:30:06,179 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 99 transitions, 224 flow. Second operand has 6 states, 6 states have (on average 485.5) internal successors, (2913), 6 states have internal predecessors, (2913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:06,179 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:30:06,179 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1170 [2023-11-06 22:30:06,179 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:08,239 INFO L124 PetriNetUnfolderBase]: 6910/10003 cut-off events. [2023-11-06 22:30:08,239 INFO L125 PetriNetUnfolderBase]: For 372/444 co-relation queries the response was YES. [2023-11-06 22:30:08,257 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19310 conditions, 10003 events. 6910/10003 cut-off events. For 372/444 co-relation queries the response was YES. Maximal size of possible extension queue 174. Compared 46934 event pairs, 1447 based on Foata normal form. 0/7127 useless extension candidates. Maximal degree in co-relation 19306. Up to 2989 conditions per place. [2023-11-06 22:30:08,312 INFO L140 encePairwiseOnDemand]: 1164/1170 looper letters, 134 selfloop transitions, 5 changer transitions 0/190 dead transitions. [2023-11-06 22:30:08,312 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 190 transitions, 720 flow [2023-11-06 22:30:08,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:30:08,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:30:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3038 transitions. [2023-11-06 22:30:08,327 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43276353276353274 [2023-11-06 22:30:08,327 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3038 transitions. [2023-11-06 22:30:08,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3038 transitions. [2023-11-06 22:30:08,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:08,330 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3038 transitions. [2023-11-06 22:30:08,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 506.3333333333333) internal successors, (3038), 6 states have internal predecessors, (3038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:08,354 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:08,357 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:08,357 INFO L175 Difference]: Start difference. First operand has 104 places, 99 transitions, 224 flow. Second operand 6 states and 3038 transitions. [2023-11-06 22:30:08,358 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 190 transitions, 720 flow [2023-11-06 22:30:08,361 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 190 transitions, 702 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-06 22:30:08,365 INFO L231 Difference]: Finished difference. Result has 103 places, 98 transitions, 222 flow [2023-11-06 22:30:08,365 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=212, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=222, PETRI_PLACES=103, PETRI_TRANSITIONS=98} [2023-11-06 22:30:08,369 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -90 predicate places. [2023-11-06 22:30:08,369 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 98 transitions, 222 flow [2023-11-06 22:30:08,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 485.5) internal successors, (2913), 6 states have internal predecessors, (2913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:08,371 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:30:08,371 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:08,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:30:08,372 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:30:08,372 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:08,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1530646776, now seen corresponding path program 1 times [2023-11-06 22:30:08,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:08,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019054493] [2023-11-06 22:30:08,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:08,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:08,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:08,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019054493] [2023-11-06 22:30:08,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019054493] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:08,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:08,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:30:08,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093490727] [2023-11-06 22:30:08,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:08,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:30:08,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:08,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:30:08,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:30:09,372 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1170 [2023-11-06 22:30:09,376 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 98 transitions, 222 flow. Second operand has 6 states, 6 states have (on average 485.5) internal successors, (2913), 6 states have internal predecessors, (2913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:09,377 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:30:09,377 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1170 [2023-11-06 22:30:09,377 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:10,550 INFO L124 PetriNetUnfolderBase]: 4610/7173 cut-off events. [2023-11-06 22:30:10,550 INFO L125 PetriNetUnfolderBase]: For 319/375 co-relation queries the response was YES. [2023-11-06 22:30:10,568 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13823 conditions, 7173 events. 4610/7173 cut-off events. For 319/375 co-relation queries the response was YES. Maximal size of possible extension queue 124. Compared 35761 event pairs, 1641 based on Foata normal form. 0/5258 useless extension candidates. Maximal degree in co-relation 13819. Up to 3449 conditions per place. [2023-11-06 22:30:10,605 INFO L140 encePairwiseOnDemand]: 1164/1170 looper letters, 126 selfloop transitions, 5 changer transitions 0/181 dead transitions. [2023-11-06 22:30:10,605 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 181 transitions, 686 flow [2023-11-06 22:30:10,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:30:10,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:30:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3030 transitions. [2023-11-06 22:30:10,617 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43162393162393164 [2023-11-06 22:30:10,617 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3030 transitions. [2023-11-06 22:30:10,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3030 transitions. [2023-11-06 22:30:10,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:10,621 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3030 transitions. [2023-11-06 22:30:10,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 505.0) internal successors, (3030), 6 states have internal predecessors, (3030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:10,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:10,718 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:10,718 INFO L175 Difference]: Start difference. First operand has 103 places, 98 transitions, 222 flow. Second operand 6 states and 3030 transitions. [2023-11-06 22:30:10,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 181 transitions, 686 flow [2023-11-06 22:30:10,724 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 181 transitions, 668 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-06 22:30:10,726 INFO L231 Difference]: Finished difference. Result has 102 places, 97 transitions, 220 flow [2023-11-06 22:30:10,727 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=210, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=220, PETRI_PLACES=102, PETRI_TRANSITIONS=97} [2023-11-06 22:30:10,730 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -91 predicate places. [2023-11-06 22:30:10,730 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 97 transitions, 220 flow [2023-11-06 22:30:10,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 485.5) internal successors, (2913), 6 states have internal predecessors, (2913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:10,731 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:30:10,731 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:10,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:30:10,732 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread4Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:30:10,732 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:10,732 INFO L85 PathProgramCache]: Analyzing trace with hash -80602211, now seen corresponding path program 1 times [2023-11-06 22:30:10,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:10,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734442711] [2023-11-06 22:30:10,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:10,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:11,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:11,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734442711] [2023-11-06 22:30:11,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734442711] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:11,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:11,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:30:11,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570140624] [2023-11-06 22:30:11,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:11,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:30:11,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:11,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:30:11,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:30:11,662 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1170 [2023-11-06 22:30:11,665 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 97 transitions, 220 flow. Second operand has 6 states, 6 states have (on average 485.8333333333333) internal successors, (2915), 6 states have internal predecessors, (2915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:11,665 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:30:11,665 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1170 [2023-11-06 22:30:11,665 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:12,798 INFO L124 PetriNetUnfolderBase]: 4610/7025 cut-off events. [2023-11-06 22:30:12,798 INFO L125 PetriNetUnfolderBase]: For 318/350 co-relation queries the response was YES. [2023-11-06 22:30:12,818 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13464 conditions, 7025 events. 4610/7025 cut-off events. For 318/350 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 34152 event pairs, 1641 based on Foata normal form. 0/5120 useless extension candidates. Maximal degree in co-relation 13460. Up to 3449 conditions per place. [2023-11-06 22:30:12,854 INFO L140 encePairwiseOnDemand]: 1164/1170 looper letters, 126 selfloop transitions, 5 changer transitions 0/180 dead transitions. [2023-11-06 22:30:12,855 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 180 transitions, 684 flow [2023-11-06 22:30:12,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:30:12,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:30:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3030 transitions. [2023-11-06 22:30:12,866 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43162393162393164 [2023-11-06 22:30:12,866 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3030 transitions. [2023-11-06 22:30:12,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3030 transitions. [2023-11-06 22:30:12,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:12,869 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3030 transitions. [2023-11-06 22:30:12,877 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 505.0) internal successors, (3030), 6 states have internal predecessors, (3030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:12,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:12,892 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:12,893 INFO L175 Difference]: Start difference. First operand has 102 places, 97 transitions, 220 flow. Second operand 6 states and 3030 transitions. [2023-11-06 22:30:12,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 180 transitions, 684 flow [2023-11-06 22:30:12,895 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 180 transitions, 666 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-06 22:30:12,898 INFO L231 Difference]: Finished difference. Result has 101 places, 96 transitions, 218 flow [2023-11-06 22:30:12,898 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=218, PETRI_PLACES=101, PETRI_TRANSITIONS=96} [2023-11-06 22:30:12,900 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -92 predicate places. [2023-11-06 22:30:12,904 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 96 transitions, 218 flow [2023-11-06 22:30:12,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 485.8333333333333) internal successors, (2915), 6 states have internal predecessors, (2915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:12,905 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:30:12,905 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:12,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:30:12,906 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:30:12,906 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:12,906 INFO L85 PathProgramCache]: Analyzing trace with hash 199599371, now seen corresponding path program 1 times [2023-11-06 22:30:12,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:12,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615177241] [2023-11-06 22:30:12,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:12,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:12,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:12,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:12,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615177241] [2023-11-06 22:30:12,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615177241] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:12,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:12,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:30:12,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197983228] [2023-11-06 22:30:12,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:12,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:30:12,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:12,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:30:12,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:30:12,992 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 476 out of 1170 [2023-11-06 22:30:12,994 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 96 transitions, 218 flow. Second operand has 3 states, 3 states have (on average 480.3333333333333) internal successors, (1441), 3 states have internal predecessors, (1441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:12,994 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:30:12,994 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 476 of 1170 [2023-11-06 22:30:12,994 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:13,602 INFO L124 PetriNetUnfolderBase]: 3046/5067 cut-off events. [2023-11-06 22:30:13,602 INFO L125 PetriNetUnfolderBase]: For 257/327 co-relation queries the response was YES. [2023-11-06 22:30:13,617 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9454 conditions, 5067 events. 3046/5067 cut-off events. For 257/327 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 25998 event pairs, 1869 based on Foata normal form. 0/3709 useless extension candidates. Maximal degree in co-relation 9450. Up to 3928 conditions per place. [2023-11-06 22:30:13,643 INFO L140 encePairwiseOnDemand]: 1167/1170 looper letters, 40 selfloop transitions, 1 changer transitions 0/94 dead transitions. [2023-11-06 22:30:13,643 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 94 transitions, 296 flow [2023-11-06 22:30:13,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:30:13,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:30:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1471 transitions. [2023-11-06 22:30:13,650 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41908831908831906 [2023-11-06 22:30:13,650 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1471 transitions. [2023-11-06 22:30:13,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1471 transitions. [2023-11-06 22:30:13,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:13,651 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1471 transitions. [2023-11-06 22:30:13,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 490.3333333333333) internal successors, (1471), 3 states have internal predecessors, (1471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:13,662 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1170.0) internal successors, (4680), 4 states have internal predecessors, (4680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:13,664 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1170.0) internal successors, (4680), 4 states have internal predecessors, (4680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:13,664 INFO L175 Difference]: Start difference. First operand has 101 places, 96 transitions, 218 flow. Second operand 3 states and 1471 transitions. [2023-11-06 22:30:13,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 94 transitions, 296 flow [2023-11-06 22:30:13,666 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 94 transitions, 286 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-06 22:30:13,668 INFO L231 Difference]: Finished difference. Result has 96 places, 94 transitions, 206 flow [2023-11-06 22:30:13,668 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=206, PETRI_PLACES=96, PETRI_TRANSITIONS=94} [2023-11-06 22:30:13,669 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -97 predicate places. [2023-11-06 22:30:13,669 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 94 transitions, 206 flow [2023-11-06 22:30:13,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 480.3333333333333) internal successors, (1441), 3 states have internal predecessors, (1441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:13,670 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:30:13,670 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:13,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:30:13,670 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 153 more)] === [2023-11-06 22:30:13,671 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:13,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1921700219, now seen corresponding path program 1 times [2023-11-06 22:30:13,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:13,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669983724] [2023-11-06 22:30:13,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:13,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:13,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:14,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:14,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:14,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669983724] [2023-11-06 22:30:14,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669983724] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:14,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:14,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:30:14,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410685251] [2023-11-06 22:30:14,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:14,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:30:14,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:14,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:30:14,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:30:14,742 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 481 out of 1170 [2023-11-06 22:30:14,745 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 94 transitions, 206 flow. Second operand has 6 states, 6 states have (on average 485.1666666666667) internal successors, (2911), 6 states have internal predecessors, (2911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:14,745 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:30:14,745 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 481 of 1170 [2023-11-06 22:30:14,745 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:30:15,651 INFO L124 PetriNetUnfolderBase]: 3251/5252 cut-off events. [2023-11-06 22:30:15,651 INFO L125 PetriNetUnfolderBase]: For 270/340 co-relation queries the response was YES. [2023-11-06 22:30:15,659 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9782 conditions, 5252 events. 3251/5252 cut-off events. For 270/340 co-relation queries the response was YES. Maximal size of possible extension queue 106. Compared 26297 event pairs, 1869 based on Foata normal form. 0/3844 useless extension candidates. Maximal degree in co-relation 9778. Up to 3929 conditions per place. [2023-11-06 22:30:15,662 INFO L140 encePairwiseOnDemand]: 1165/1170 looper letters, 0 selfloop transitions, 0 changer transitions 157/157 dead transitions. [2023-11-06 22:30:15,662 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 157 transitions, 576 flow [2023-11-06 22:30:15,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:30:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-06 22:30:15,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2997 transitions. [2023-11-06 22:30:15,674 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4269230769230769 [2023-11-06 22:30:15,674 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2997 transitions. [2023-11-06 22:30:15,674 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2997 transitions. [2023-11-06 22:30:15,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:15,677 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2997 transitions. [2023-11-06 22:30:15,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 499.5) internal successors, (2997), 6 states have internal predecessors, (2997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:15,698 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:15,701 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1170.0) internal successors, (8190), 7 states have internal predecessors, (8190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:15,701 INFO L175 Difference]: Start difference. First operand has 96 places, 94 transitions, 206 flow. Second operand 6 states and 2997 transitions. [2023-11-06 22:30:15,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 157 transitions, 576 flow [2023-11-06 22:30:15,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 157 transitions, 575 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-06 22:30:15,704 INFO L231 Difference]: Finished difference. Result has 99 places, 0 transitions, 0 flow [2023-11-06 22:30:15,705 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1170, PETRI_DIFFERENCE_MINUEND_FLOW=203, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=99, PETRI_TRANSITIONS=0} [2023-11-06 22:30:15,705 INFO L281 CegarLoopForPetriNet]: 193 programPoint places, -94 predicate places. [2023-11-06 22:30:15,705 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 0 transitions, 0 flow [2023-11-06 22:30:15,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 485.1666666666667) internal successors, (2911), 6 states have internal predecessors, (2911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:30:15,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (156 of 157 remaining) [2023-11-06 22:30:15,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (155 of 157 remaining) [2023-11-06 22:30:15,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (154 of 157 remaining) [2023-11-06 22:30:15,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (153 of 157 remaining) [2023-11-06 22:30:15,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (152 of 157 remaining) [2023-11-06 22:30:15,710 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (151 of 157 remaining) [2023-11-06 22:30:15,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (150 of 157 remaining) [2023-11-06 22:30:15,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (149 of 157 remaining) [2023-11-06 22:30:15,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (148 of 157 remaining) [2023-11-06 22:30:15,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (147 of 157 remaining) [2023-11-06 22:30:15,711 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (146 of 157 remaining) [2023-11-06 22:30:15,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (145 of 157 remaining) [2023-11-06 22:30:15,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 157 remaining) [2023-11-06 22:30:15,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 157 remaining) [2023-11-06 22:30:15,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (142 of 157 remaining) [2023-11-06 22:30:15,712 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (141 of 157 remaining) [2023-11-06 22:30:15,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (140 of 157 remaining) [2023-11-06 22:30:15,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (139 of 157 remaining) [2023-11-06 22:30:15,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (138 of 157 remaining) [2023-11-06 22:30:15,713 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (137 of 157 remaining) [2023-11-06 22:30:15,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (136 of 157 remaining) [2023-11-06 22:30:15,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (135 of 157 remaining) [2023-11-06 22:30:15,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (134 of 157 remaining) [2023-11-06 22:30:15,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (133 of 157 remaining) [2023-11-06 22:30:15,714 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (132 of 157 remaining) [2023-11-06 22:30:15,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (131 of 157 remaining) [2023-11-06 22:30:15,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (130 of 157 remaining) [2023-11-06 22:30:15,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (129 of 157 remaining) [2023-11-06 22:30:15,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (128 of 157 remaining) [2023-11-06 22:30:15,715 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (127 of 157 remaining) [2023-11-06 22:30:15,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (126 of 157 remaining) [2023-11-06 22:30:15,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (125 of 157 remaining) [2023-11-06 22:30:15,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (124 of 157 remaining) [2023-11-06 22:30:15,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (123 of 157 remaining) [2023-11-06 22:30:15,716 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (122 of 157 remaining) [2023-11-06 22:30:15,717 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (121 of 157 remaining) [2023-11-06 22:30:15,717 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (120 of 157 remaining) [2023-11-06 22:30:15,717 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (119 of 157 remaining) [2023-11-06 22:30:15,717 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (118 of 157 remaining) [2023-11-06 22:30:15,717 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (117 of 157 remaining) [2023-11-06 22:30:15,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (116 of 157 remaining) [2023-11-06 22:30:15,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (115 of 157 remaining) [2023-11-06 22:30:15,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (114 of 157 remaining) [2023-11-06 22:30:15,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (113 of 157 remaining) [2023-11-06 22:30:15,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (112 of 157 remaining) [2023-11-06 22:30:15,718 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (111 of 157 remaining) [2023-11-06 22:30:15,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (110 of 157 remaining) [2023-11-06 22:30:15,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (109 of 157 remaining) [2023-11-06 22:30:15,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (108 of 157 remaining) [2023-11-06 22:30:15,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (107 of 157 remaining) [2023-11-06 22:30:15,719 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (106 of 157 remaining) [2023-11-06 22:30:15,720 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (105 of 157 remaining) [2023-11-06 22:30:15,720 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (104 of 157 remaining) [2023-11-06 22:30:15,720 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (103 of 157 remaining) [2023-11-06 22:30:15,720 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (102 of 157 remaining) [2023-11-06 22:30:15,720 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (101 of 157 remaining) [2023-11-06 22:30:15,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (100 of 157 remaining) [2023-11-06 22:30:15,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (99 of 157 remaining) [2023-11-06 22:30:15,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (98 of 157 remaining) [2023-11-06 22:30:15,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (97 of 157 remaining) [2023-11-06 22:30:15,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (96 of 157 remaining) [2023-11-06 22:30:15,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (95 of 157 remaining) [2023-11-06 22:30:15,722 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (94 of 157 remaining) [2023-11-06 22:30:15,722 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 157 remaining) [2023-11-06 22:30:15,722 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (92 of 157 remaining) [2023-11-06 22:30:15,722 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (91 of 157 remaining) [2023-11-06 22:30:15,722 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (90 of 157 remaining) [2023-11-06 22:30:15,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (89 of 157 remaining) [2023-11-06 22:30:15,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (88 of 157 remaining) [2023-11-06 22:30:15,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (87 of 157 remaining) [2023-11-06 22:30:15,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (86 of 157 remaining) [2023-11-06 22:30:15,723 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (85 of 157 remaining) [2023-11-06 22:30:15,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (84 of 157 remaining) [2023-11-06 22:30:15,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (83 of 157 remaining) [2023-11-06 22:30:15,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (82 of 157 remaining) [2023-11-06 22:30:15,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (81 of 157 remaining) [2023-11-06 22:30:15,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (80 of 157 remaining) [2023-11-06 22:30:15,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (79 of 157 remaining) [2023-11-06 22:30:15,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (78 of 157 remaining) [2023-11-06 22:30:15,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (77 of 157 remaining) [2023-11-06 22:30:15,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (76 of 157 remaining) [2023-11-06 22:30:15,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (75 of 157 remaining) [2023-11-06 22:30:15,725 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (74 of 157 remaining) [2023-11-06 22:30:15,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (73 of 157 remaining) [2023-11-06 22:30:15,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (72 of 157 remaining) [2023-11-06 22:30:15,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (71 of 157 remaining) [2023-11-06 22:30:15,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (70 of 157 remaining) [2023-11-06 22:30:15,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (69 of 157 remaining) [2023-11-06 22:30:15,726 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (68 of 157 remaining) [2023-11-06 22:30:15,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (67 of 157 remaining) [2023-11-06 22:30:15,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (66 of 157 remaining) [2023-11-06 22:30:15,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (65 of 157 remaining) [2023-11-06 22:30:15,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (64 of 157 remaining) [2023-11-06 22:30:15,727 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (63 of 157 remaining) [2023-11-06 22:30:15,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (62 of 157 remaining) [2023-11-06 22:30:15,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (61 of 157 remaining) [2023-11-06 22:30:15,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (60 of 157 remaining) [2023-11-06 22:30:15,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (59 of 157 remaining) [2023-11-06 22:30:15,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (58 of 157 remaining) [2023-11-06 22:30:15,728 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (57 of 157 remaining) [2023-11-06 22:30:15,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (56 of 157 remaining) [2023-11-06 22:30:15,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (55 of 157 remaining) [2023-11-06 22:30:15,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork0Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 157 remaining) [2023-11-06 22:30:15,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork0Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (53 of 157 remaining) [2023-11-06 22:30:15,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 157 remaining) [2023-11-06 22:30:15,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (51 of 157 remaining) [2023-11-06 22:30:15,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (50 of 157 remaining) [2023-11-06 22:30:15,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (49 of 157 remaining) [2023-11-06 22:30:15,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (48 of 157 remaining) [2023-11-06 22:30:15,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 157 remaining) [2023-11-06 22:30:15,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 157 remaining) [2023-11-06 22:30:15,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (45 of 157 remaining) [2023-11-06 22:30:15,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (44 of 157 remaining) [2023-11-06 22:30:15,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (43 of 157 remaining) [2023-11-06 22:30:15,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (42 of 157 remaining) [2023-11-06 22:30:15,731 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (41 of 157 remaining) [2023-11-06 22:30:15,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (40 of 157 remaining) [2023-11-06 22:30:15,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (39 of 157 remaining) [2023-11-06 22:30:15,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (38 of 157 remaining) [2023-11-06 22:30:15,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (37 of 157 remaining) [2023-11-06 22:30:15,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (36 of 157 remaining) [2023-11-06 22:30:15,732 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (35 of 157 remaining) [2023-11-06 22:30:15,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (34 of 157 remaining) [2023-11-06 22:30:15,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (33 of 157 remaining) [2023-11-06 22:30:15,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (32 of 157 remaining) [2023-11-06 22:30:15,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (31 of 157 remaining) [2023-11-06 22:30:15,733 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (30 of 157 remaining) [2023-11-06 22:30:15,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (29 of 157 remaining) [2023-11-06 22:30:15,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (28 of 157 remaining) [2023-11-06 22:30:15,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (27 of 157 remaining) [2023-11-06 22:30:15,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (26 of 157 remaining) [2023-11-06 22:30:15,734 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (25 of 157 remaining) [2023-11-06 22:30:15,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (24 of 157 remaining) [2023-11-06 22:30:15,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork3Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 157 remaining) [2023-11-06 22:30:15,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 157 remaining) [2023-11-06 22:30:15,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (21 of 157 remaining) [2023-11-06 22:30:15,735 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (20 of 157 remaining) [2023-11-06 22:30:15,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (19 of 157 remaining) [2023-11-06 22:30:15,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (18 of 157 remaining) [2023-11-06 22:30:15,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (17 of 157 remaining) [2023-11-06 22:30:15,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (16 of 157 remaining) [2023-11-06 22:30:15,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (15 of 157 remaining) [2023-11-06 22:30:15,736 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (14 of 157 remaining) [2023-11-06 22:30:15,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (13 of 157 remaining) [2023-11-06 22:30:15,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (12 of 157 remaining) [2023-11-06 22:30:15,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (11 of 157 remaining) [2023-11-06 22:30:15,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 157 remaining) [2023-11-06 22:30:15,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 157 remaining) [2023-11-06 22:30:15,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 157 remaining) [2023-11-06 22:30:15,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 157 remaining) [2023-11-06 22:30:15,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 157 remaining) [2023-11-06 22:30:15,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 157 remaining) [2023-11-06 22:30:15,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 157 remaining) [2023-11-06 22:30:15,738 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 157 remaining) [2023-11-06 22:30:15,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 157 remaining) [2023-11-06 22:30:15,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 157 remaining) [2023-11-06 22:30:15,739 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 157 remaining) [2023-11-06 22:30:15,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:30:15,740 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:15,747 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-06 22:30:15,747 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:30:15,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:30:15 BasicIcfg [2023-11-06 22:30:15,752 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:30:15,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:30:15,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:30:15,753 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:30:15,753 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:29:35" (3/4) ... [2023-11-06 22:30:15,755 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:30:15,758 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-06 22:30:15,758 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-06 22:30:15,758 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-06 22:30:15,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-11-06 22:30:15,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2023-11-06 22:30:15,759 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2023-11-06 22:30:15,768 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-06 22:30:15,769 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:30:15,770 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:30:15,771 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:30:15,852 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:30:15,852 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:30:15,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:30:15,853 INFO L158 Benchmark]: Toolchain (without parser) took 42762.51ms. Allocated memory was 146.8MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 115.4MB in the beginning and 843.3MB in the end (delta: -727.8MB). Peak memory consumption was 307.7MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,854 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:30:15,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.65ms. Allocated memory is still 146.8MB. Free memory was 115.4MB in the beginning and 100.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,855 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.75ms. Allocated memory is still 146.8MB. Free memory was 100.8MB in the beginning and 96.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,855 INFO L158 Benchmark]: Boogie Preprocessor took 80.80ms. Allocated memory is still 146.8MB. Free memory was 96.0MB in the beginning and 92.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,855 INFO L158 Benchmark]: RCFGBuilder took 1772.85ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 91.8MB in the beginning and 100.8MB in the end (delta: -9.1MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,856 INFO L158 Benchmark]: TraceAbstraction took 40330.98ms. Allocated memory was 180.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 99.8MB in the beginning and 849.6MB in the end (delta: -749.8MB). Peak memory consumption was 807.3MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,856 INFO L158 Benchmark]: Witness Printer took 100.27ms. Allocated memory is still 1.2GB. Free memory was 849.6MB in the beginning and 843.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:30:15,858 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.65ms. Allocated memory is still 146.8MB. Free memory was 115.4MB in the beginning and 100.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.75ms. Allocated memory is still 146.8MB. Free memory was 100.8MB in the beginning and 96.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.80ms. Allocated memory is still 146.8MB. Free memory was 96.0MB in the beginning and 92.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1772.85ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 91.8MB in the beginning and 100.8MB in the end (delta: -9.1MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * TraceAbstraction took 40330.98ms. Allocated memory was 180.4MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 99.8MB in the beginning and 849.6MB in the end (delta: -749.8MB). Peak memory consumption was 807.3MB. Max. memory is 16.1GB. * Witness Printer took 100.27ms. Allocated memory is still 1.2GB. Free memory was 849.6MB in the beginning and 843.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19.6s, 495 PlacesBefore, 193 PlacesAfterwards, 501 TransitionsBefore, 183 TransitionsAfterwards, 31220 CoEnabledTransitionPairs, 9 FixpointIterations, 337 TrivialSequentialCompositions, 171 ConcurrentSequentialCompositions, 28 TrivialYvCompositions, 16 ConcurrentYvCompositions, 16 ChoiceCompositions, 568 TotalNumberOfCompositions, 182865 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 63841, independent: 62520, independent conditional: 0, independent unconditional: 62520, dependent: 1321, dependent conditional: 0, dependent unconditional: 1321, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 14716, independent: 14530, independent conditional: 0, independent unconditional: 14530, dependent: 186, dependent conditional: 0, dependent unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 63841, independent: 47990, independent conditional: 0, independent unconditional: 47990, dependent: 1135, dependent conditional: 0, dependent unconditional: 1135, unknown: 14716, unknown conditional: 0, unknown unconditional: 14716] , Statistics on independence cache: Total cache size (in pairs): 2563, Positive cache size: 2453, Positive conditional cache size: 0, Positive unconditional cache size: 2453, Negative cache size: 110, Negative conditional cache size: 0, Negative unconditional cache size: 110, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 144]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 150]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 152]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 177]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: 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: 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: 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: 98]: 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: 98]: 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: 101]: 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: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: 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 13 procedures, 705 locations, 157 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: 40.1s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 16.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 20.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1622 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1032 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 5.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 808 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4110 IncrementalHoareTripleChecker+Invalid, 4918 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 808 mSolverCounterUnsat, 6 mSDtfsCounter, 4110 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=414occurred in iteration=0, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 681 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 89 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-06 22:30:15,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d999c92b-4fda-43d5-9b40-411ea6651ae0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE