./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 a0165632 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_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/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_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:21:07,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:21:07,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-08 17:21:07,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:21:07,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:21:07,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:21:07,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:21:07,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:21:07,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:21:07,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:21:07,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:21:07,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:21:07,204 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:21:07,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:21:07,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:21:07,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:21:07,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:21:07,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:21:07,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:21:07,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:21:07,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:21:07,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:21:07,212 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-08 17:21:07,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:21:07,213 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:21:07,213 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:21:07,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:21:07,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:21:07,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:21:07,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:21:07,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:21:07,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:21:07,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:21:07,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:21:07,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:21:07,219 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:21:07,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:21:07,219 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:21:07,220 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:21:07,220 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:21:07,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:21:07,220 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_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aee5edffc06a346ddce4a9cfa75b4213bee8ccd3009aa5307dc09037d26d7f28 [2024-11-08 17:21:07,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:21:07,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:21:07,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:21:07,546 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:21:07,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:21:07,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c Unable to find full path for "g++" [2024-11-08 17:21:09,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:21:09,679 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:21:09,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2024-11-08 17:21:09,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/data/520f33adb/9605c174d4204af1a12337ec1b00d7b4/FLAG805c4a950 [2024-11-08 17:21:09,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/data/520f33adb/9605c174d4204af1a12337ec1b00d7b4 [2024-11-08 17:21:09,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:21:09,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:21:09,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:21:09,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:21:09,718 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:21:09,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:21:09" (1/1) ... [2024-11-08 17:21:09,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648ad208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:09, skipping insertion in model container [2024-11-08 17:21:09,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:21:09" (1/1) ... [2024-11-08 17:21:09,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:21:10,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:21:10,042 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:21:10,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:21:10,110 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:21:10,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10 WrapperNode [2024-11-08 17:21:10,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:21:10,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:21:10,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:21:10,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:21:10,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,185 INFO L138 Inliner]: procedures = 28, calls = 59, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 631 [2024-11-08 17:21:10,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:21:10,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:21:10,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:21:10,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:21:10,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:21:10,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:21:10,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:21:10,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:21:10,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (1/1) ... [2024-11-08 17:21:10,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:21:10,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:21:10,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:21:10,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:21:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:21:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 17:21:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 17:21:10,333 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 17:21:10,333 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 17:21:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 17:21:10,334 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 17:21:10,334 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 17:21:10,335 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 17:21:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-08 17:21:10,336 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-08 17:21:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 17:21:10,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-08 17:21:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-08 17:21:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-11-08 17:21:10,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-11-08 17:21:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 17:21:10,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 17:21:10,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 17:21:10,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:21:10,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:21:10,342 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 17:21:10,550 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:21:10,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:21:11,526 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 17:21:11,526 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:21:12,087 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:21:12,087 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 17:21:12,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:12 BoogieIcfgContainer [2024-11-08 17:21:12,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:21:12,090 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:21:12,090 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:21:12,096 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:21:12,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:21:09" (1/3) ... [2024-11-08 17:21:12,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f42fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:21:12, skipping insertion in model container [2024-11-08 17:21:12,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:10" (2/3) ... [2024-11-08 17:21:12,098 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f42fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:21:12, skipping insertion in model container [2024-11-08 17:21:12,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:12" (3/3) ... [2024-11-08 17:21:12,100 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-11-08 17:21:12,123 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:21:12,124 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 83 error locations. [2024-11-08 17:21:12,124 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-08 17:21:12,300 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-11-08 17:21:12,379 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 514 places, 523 transitions, 1112 flow [2024-11-08 17:21:12,641 INFO L124 PetriNetUnfolderBase]: 26/473 cut-off events. [2024-11-08 17:21:12,641 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-08 17:21:12,656 INFO L83 FinitePrefix]: Finished finitePrefix Result has 502 conditions, 473 events. 26/473 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 794 event pairs, 0 based on Foata normal form. 0/364 useless extension candidates. Maximal degree in co-relation 415. Up to 3 conditions per place. [2024-11-08 17:21:12,657 INFO L82 GeneralOperation]: Start removeDead. Operand has 514 places, 523 transitions, 1112 flow [2024-11-08 17:21:12,669 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 450 places, 456 transitions, 960 flow [2024-11-08 17:21:12,683 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:21:12,693 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7fe688db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:21:12,693 INFO L334 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2024-11-08 17:21:12,704 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-08 17:21:12,705 INFO L124 PetriNetUnfolderBase]: 0/29 cut-off events. [2024-11-08 17:21:12,705 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-08 17:21:12,706 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:12,706 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:12,707 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:12,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:12,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1280886420, now seen corresponding path program 1 times [2024-11-08 17:21:12,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:12,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771278080] [2024-11-08 17:21:12,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:12,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:12,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:12,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771278080] [2024-11-08 17:21:12,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771278080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:12,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:12,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:12,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761593888] [2024-11-08 17:21:12,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:12,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:12,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:12,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:12,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:13,046 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 527 [2024-11-08 17:21:13,055 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 450 places, 456 transitions, 960 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:13,059 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:13,059 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 527 [2024-11-08 17:21:13,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:14,573 INFO L124 PetriNetUnfolderBase]: 1300/4039 cut-off events. [2024-11-08 17:21:14,574 INFO L125 PetriNetUnfolderBase]: For 1061/1061 co-relation queries the response was YES. [2024-11-08 17:21:14,599 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6591 conditions, 4039 events. 1300/4039 cut-off events. For 1061/1061 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 30428 event pairs, 526 based on Foata normal form. 558/3831 useless extension candidates. Maximal degree in co-relation 6108. Up to 1640 conditions per place. [2024-11-08 17:21:14,631 INFO L140 encePairwiseOnDemand]: 464/527 looper letters, 31 selfloop transitions, 2 changer transitions 4/395 dead transitions. [2024-11-08 17:21:14,631 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 401 places, 395 transitions, 904 flow [2024-11-08 17:21:14,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:14,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1327 transitions. [2024-11-08 17:21:14,658 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8393421884882986 [2024-11-08 17:21:14,660 INFO L175 Difference]: Start difference. First operand has 450 places, 456 transitions, 960 flow. Second operand 3 states and 1327 transitions. [2024-11-08 17:21:14,662 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 401 places, 395 transitions, 904 flow [2024-11-08 17:21:14,677 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 389 places, 395 transitions, 872 flow, removed 0 selfloop flow, removed 12 redundant places. [2024-11-08 17:21:14,690 INFO L231 Difference]: Finished difference. Result has 389 places, 391 transitions, 802 flow [2024-11-08 17:21:14,693 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=806, PETRI_DIFFERENCE_MINUEND_PLACES=387, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=395, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=393, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=802, PETRI_PLACES=389, PETRI_TRANSITIONS=391} [2024-11-08 17:21:14,697 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -61 predicate places. [2024-11-08 17:21:14,698 INFO L471 AbstractCegarLoop]: Abstraction has has 389 places, 391 transitions, 802 flow [2024-11-08 17:21:14,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:14,699 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:14,700 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:14,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:21:14,700 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:14,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:14,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1062364144, now seen corresponding path program 1 times [2024-11-08 17:21:14,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:14,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096100076] [2024-11-08 17:21:14,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:14,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:14,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096100076] [2024-11-08 17:21:14,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096100076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:14,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:14,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:14,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073016371] [2024-11-08 17:21:14,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:14,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:14,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:14,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:14,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:14,866 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 527 [2024-11-08 17:21:14,868 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 389 places, 391 transitions, 802 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:14,869 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:14,869 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 527 [2024-11-08 17:21:14,869 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:15,862 INFO L124 PetriNetUnfolderBase]: 1293/3934 cut-off events. [2024-11-08 17:21:15,862 INFO L125 PetriNetUnfolderBase]: For 296/296 co-relation queries the response was YES. [2024-11-08 17:21:15,877 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5721 conditions, 3934 events. 1293/3934 cut-off events. For 296/296 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 29170 event pairs, 521 based on Foata normal form. 0/3196 useless extension candidates. Maximal degree in co-relation 5683. Up to 1631 conditions per place. [2024-11-08 17:21:15,899 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 31 selfloop transitions, 2 changer transitions 0/390 dead transitions. [2024-11-08 17:21:15,900 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 386 places, 390 transitions, 866 flow [2024-11-08 17:21:15,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:15,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1267 transitions. [2024-11-08 17:21:15,903 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8013915243516762 [2024-11-08 17:21:15,903 INFO L175 Difference]: Start difference. First operand has 389 places, 391 transitions, 802 flow. Second operand 3 states and 1267 transitions. [2024-11-08 17:21:15,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 386 places, 390 transitions, 866 flow [2024-11-08 17:21:15,906 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 384 places, 390 transitions, 862 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:15,910 INFO L231 Difference]: Finished difference. Result has 384 places, 390 transitions, 800 flow [2024-11-08 17:21:15,911 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=796, PETRI_DIFFERENCE_MINUEND_PLACES=382, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=390, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=388, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=800, PETRI_PLACES=384, PETRI_TRANSITIONS=390} [2024-11-08 17:21:15,912 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -66 predicate places. [2024-11-08 17:21:15,912 INFO L471 AbstractCegarLoop]: Abstraction has has 384 places, 390 transitions, 800 flow [2024-11-08 17:21:15,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:15,913 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:15,914 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:15,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:21:15,915 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:15,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:15,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1631232578, now seen corresponding path program 1 times [2024-11-08 17:21:15,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:15,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809606533] [2024-11-08 17:21:15,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:15,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:16,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:16,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809606533] [2024-11-08 17:21:16,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809606533] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:16,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:16,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:16,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854778655] [2024-11-08 17:21:16,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:16,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:16,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:16,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:16,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:16,018 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 414 out of 527 [2024-11-08 17:21:16,019 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 384 places, 390 transitions, 800 flow. Second operand has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:16,020 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:16,020 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 414 of 527 [2024-11-08 17:21:16,020 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:17,051 INFO L124 PetriNetUnfolderBase]: 1246/3791 cut-off events. [2024-11-08 17:21:17,051 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:17,062 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5506 conditions, 3791 events. 1246/3791 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27766 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5460. Up to 1563 conditions per place. [2024-11-08 17:21:17,080 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 29 selfloop transitions, 2 changer transitions 0/389 dead transitions. [2024-11-08 17:21:17,080 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 389 transitions, 860 flow [2024-11-08 17:21:17,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:17,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:17,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-08 17:21:17,084 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8058191018342821 [2024-11-08 17:21:17,084 INFO L175 Difference]: Start difference. First operand has 384 places, 390 transitions, 800 flow. Second operand 3 states and 1274 transitions. [2024-11-08 17:21:17,084 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 389 transitions, 860 flow [2024-11-08 17:21:17,087 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 389 transitions, 856 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:17,091 INFO L231 Difference]: Finished difference. Result has 383 places, 389 transitions, 798 flow [2024-11-08 17:21:17,092 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=794, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=387, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=798, PETRI_PLACES=383, PETRI_TRANSITIONS=389} [2024-11-08 17:21:17,093 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -67 predicate places. [2024-11-08 17:21:17,093 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 389 transitions, 798 flow [2024-11-08 17:21:17,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:17,094 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:17,094 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:17,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:21:17,095 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:17,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:17,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1435529266, now seen corresponding path program 1 times [2024-11-08 17:21:17,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:17,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195849502] [2024-11-08 17:21:17,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:17,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:17,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:17,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195849502] [2024-11-08 17:21:17,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195849502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:17,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:17,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:17,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755707038] [2024-11-08 17:21:17,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:17,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:17,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:17,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:17,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:17,162 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 414 out of 527 [2024-11-08 17:21:17,164 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 389 transitions, 798 flow. Second operand has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:17,164 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:17,164 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 414 of 527 [2024-11-08 17:21:17,165 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:18,045 INFO L124 PetriNetUnfolderBase]: 1246/3790 cut-off events. [2024-11-08 17:21:18,046 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:18,058 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5505 conditions, 3790 events. 1246/3790 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27707 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5451. Up to 1563 conditions per place. [2024-11-08 17:21:18,078 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 29 selfloop transitions, 2 changer transitions 0/388 dead transitions. [2024-11-08 17:21:18,078 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 388 transitions, 858 flow [2024-11-08 17:21:18,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:18,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-08 17:21:18,081 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8058191018342821 [2024-11-08 17:21:18,082 INFO L175 Difference]: Start difference. First operand has 383 places, 389 transitions, 798 flow. Second operand 3 states and 1274 transitions. [2024-11-08 17:21:18,082 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 388 transitions, 858 flow [2024-11-08 17:21:18,085 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 388 transitions, 854 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:18,089 INFO L231 Difference]: Finished difference. Result has 382 places, 388 transitions, 796 flow [2024-11-08 17:21:18,090 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=792, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=388, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=386, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=796, PETRI_PLACES=382, PETRI_TRANSITIONS=388} [2024-11-08 17:21:18,091 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -68 predicate places. [2024-11-08 17:21:18,092 INFO L471 AbstractCegarLoop]: Abstraction has has 382 places, 388 transitions, 796 flow [2024-11-08 17:21:18,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:18,093 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:18,093 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:18,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 17:21:18,093 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:18,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:18,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1201424193, now seen corresponding path program 1 times [2024-11-08 17:21:18,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:18,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617311513] [2024-11-08 17:21:18,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:18,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:18,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:18,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617311513] [2024-11-08 17:21:18,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617311513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:18,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:18,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:18,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36710862] [2024-11-08 17:21:18,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:18,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:18,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:18,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:18,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:18,186 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 414 out of 527 [2024-11-08 17:21:18,188 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 388 transitions, 796 flow. Second operand has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:18,188 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:18,188 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 414 of 527 [2024-11-08 17:21:18,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:19,151 INFO L124 PetriNetUnfolderBase]: 1246/3789 cut-off events. [2024-11-08 17:21:19,151 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:19,163 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5504 conditions, 3789 events. 1246/3789 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27734 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5442. Up to 1563 conditions per place. [2024-11-08 17:21:19,185 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 29 selfloop transitions, 2 changer transitions 0/387 dead transitions. [2024-11-08 17:21:19,186 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 387 transitions, 856 flow [2024-11-08 17:21:19,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-08 17:21:19,190 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8058191018342821 [2024-11-08 17:21:19,190 INFO L175 Difference]: Start difference. First operand has 382 places, 388 transitions, 796 flow. Second operand 3 states and 1274 transitions. [2024-11-08 17:21:19,191 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 387 transitions, 856 flow [2024-11-08 17:21:19,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 387 transitions, 852 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:19,200 INFO L231 Difference]: Finished difference. Result has 381 places, 387 transitions, 794 flow [2024-11-08 17:21:19,200 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=387, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=385, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=794, PETRI_PLACES=381, PETRI_TRANSITIONS=387} [2024-11-08 17:21:19,201 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -69 predicate places. [2024-11-08 17:21:19,202 INFO L471 AbstractCegarLoop]: Abstraction has has 381 places, 387 transitions, 794 flow [2024-11-08 17:21:19,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:19,203 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:19,203 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:19,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 17:21:19,204 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:19,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:19,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1666812104, now seen corresponding path program 1 times [2024-11-08 17:21:19,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:19,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692567132] [2024-11-08 17:21:19,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:19,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:19,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:19,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692567132] [2024-11-08 17:21:19,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692567132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:19,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:19,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:19,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923828141] [2024-11-08 17:21:19,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:19,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:19,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:19,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:19,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:19,270 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 414 out of 527 [2024-11-08 17:21:19,273 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 387 transitions, 794 flow. Second operand has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:19,273 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:19,273 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 414 of 527 [2024-11-08 17:21:19,273 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:20,045 INFO L124 PetriNetUnfolderBase]: 1246/3788 cut-off events. [2024-11-08 17:21:20,046 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:20,059 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5503 conditions, 3788 events. 1246/3788 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27768 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5433. Up to 1563 conditions per place. [2024-11-08 17:21:20,077 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 29 selfloop transitions, 2 changer transitions 0/386 dead transitions. [2024-11-08 17:21:20,077 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 386 transitions, 854 flow [2024-11-08 17:21:20,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:20,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-08 17:21:20,080 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8058191018342821 [2024-11-08 17:21:20,081 INFO L175 Difference]: Start difference. First operand has 381 places, 387 transitions, 794 flow. Second operand 3 states and 1274 transitions. [2024-11-08 17:21:20,081 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 386 transitions, 854 flow [2024-11-08 17:21:20,083 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 386 transitions, 850 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:20,087 INFO L231 Difference]: Finished difference. Result has 380 places, 386 transitions, 792 flow [2024-11-08 17:21:20,088 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=788, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=384, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=792, PETRI_PLACES=380, PETRI_TRANSITIONS=386} [2024-11-08 17:21:20,089 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -70 predicate places. [2024-11-08 17:21:20,089 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 386 transitions, 792 flow [2024-11-08 17:21:20,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:20,090 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:20,090 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:20,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 17:21:20,091 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:20,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:20,092 INFO L85 PathProgramCache]: Analyzing trace with hash -509197200, now seen corresponding path program 1 times [2024-11-08 17:21:20,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:20,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597965322] [2024-11-08 17:21:20,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:20,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:20,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:20,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597965322] [2024-11-08 17:21:20,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597965322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:20,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:20,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:20,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921770751] [2024-11-08 17:21:20,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:20,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:20,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:20,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:20,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:20,184 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 408 out of 527 [2024-11-08 17:21:20,185 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 386 transitions, 792 flow. Second operand has 3 states, 3 states have (on average 409.3333333333333) internal successors, (1228), 3 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:20,185 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:20,186 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 408 of 527 [2024-11-08 17:21:20,186 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:21,043 INFO L124 PetriNetUnfolderBase]: 1246/3787 cut-off events. [2024-11-08 17:21:21,043 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:21,055 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5508 conditions, 3787 events. 1246/3787 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27707 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5430. Up to 1569 conditions per place. [2024-11-08 17:21:21,071 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 35 selfloop transitions, 2 changer transitions 0/385 dead transitions. [2024-11-08 17:21:21,071 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 385 transitions, 864 flow [2024-11-08 17:21:21,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:21,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1262 transitions. [2024-11-08 17:21:21,074 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7982289690069576 [2024-11-08 17:21:21,075 INFO L175 Difference]: Start difference. First operand has 380 places, 386 transitions, 792 flow. Second operand 3 states and 1262 transitions. [2024-11-08 17:21:21,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 385 transitions, 864 flow [2024-11-08 17:21:21,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 385 transitions, 860 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:21,081 INFO L231 Difference]: Finished difference. Result has 379 places, 385 transitions, 790 flow [2024-11-08 17:21:21,082 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=786, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=383, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=379, PETRI_TRANSITIONS=385} [2024-11-08 17:21:21,082 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -71 predicate places. [2024-11-08 17:21:21,083 INFO L471 AbstractCegarLoop]: Abstraction has has 379 places, 385 transitions, 790 flow [2024-11-08 17:21:21,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 409.3333333333333) internal successors, (1228), 3 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:21,084 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:21,084 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:21,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 17:21:21,084 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:21,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:21,085 INFO L85 PathProgramCache]: Analyzing trace with hash -337821160, now seen corresponding path program 1 times [2024-11-08 17:21:21,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:21,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755203593] [2024-11-08 17:21:21,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:21,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:21,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:21,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755203593] [2024-11-08 17:21:21,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755203593] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:21,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:21,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:21,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585852524] [2024-11-08 17:21:21,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:21,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:21,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:21,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:21,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:21,141 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 413 out of 527 [2024-11-08 17:21:21,143 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 379 places, 385 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:21,143 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:21,143 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 413 of 527 [2024-11-08 17:21:21,143 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:21,854 INFO L124 PetriNetUnfolderBase]: 1246/3786 cut-off events. [2024-11-08 17:21:21,854 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:21,865 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5502 conditions, 3786 events. 1246/3786 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27800 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5416. Up to 1564 conditions per place. [2024-11-08 17:21:21,876 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 30 selfloop transitions, 2 changer transitions 0/384 dead transitions. [2024-11-08 17:21:21,876 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 384 transitions, 852 flow [2024-11-08 17:21:21,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:21,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1272 transitions. [2024-11-08 17:21:21,880 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8045540796963947 [2024-11-08 17:21:21,880 INFO L175 Difference]: Start difference. First operand has 379 places, 385 transitions, 790 flow. Second operand 3 states and 1272 transitions. [2024-11-08 17:21:21,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 384 transitions, 852 flow [2024-11-08 17:21:21,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 384 transitions, 848 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:21,887 INFO L231 Difference]: Finished difference. Result has 378 places, 384 transitions, 788 flow [2024-11-08 17:21:21,888 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=784, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=788, PETRI_PLACES=378, PETRI_TRANSITIONS=384} [2024-11-08 17:21:21,888 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -72 predicate places. [2024-11-08 17:21:21,889 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 384 transitions, 788 flow [2024-11-08 17:21:21,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:21,890 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:21,890 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:21,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 17:21:21,891 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:21,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:21,891 INFO L85 PathProgramCache]: Analyzing trace with hash -384511101, now seen corresponding path program 1 times [2024-11-08 17:21:21,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:21,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583507345] [2024-11-08 17:21:21,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:21,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:21,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:21,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583507345] [2024-11-08 17:21:21,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583507345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:21,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:21,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:21,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001837878] [2024-11-08 17:21:21,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:21,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:21,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:21,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:21,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:21,968 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 413 out of 527 [2024-11-08 17:21:21,970 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 384 transitions, 788 flow. Second operand has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:21,970 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:21,971 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 413 of 527 [2024-11-08 17:21:21,971 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:22,669 INFO L124 PetriNetUnfolderBase]: 1246/3785 cut-off events. [2024-11-08 17:21:22,669 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:22,683 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5501 conditions, 3785 events. 1246/3785 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27797 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5407. Up to 1564 conditions per place. [2024-11-08 17:21:22,700 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 30 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-11-08 17:21:22,701 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 383 transitions, 850 flow [2024-11-08 17:21:22,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:22,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1272 transitions. [2024-11-08 17:21:22,708 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8045540796963947 [2024-11-08 17:21:22,708 INFO L175 Difference]: Start difference. First operand has 378 places, 384 transitions, 788 flow. Second operand 3 states and 1272 transitions. [2024-11-08 17:21:22,709 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 383 transitions, 850 flow [2024-11-08 17:21:22,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 383 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:22,718 INFO L231 Difference]: Finished difference. Result has 377 places, 383 transitions, 786 flow [2024-11-08 17:21:22,719 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=786, PETRI_PLACES=377, PETRI_TRANSITIONS=383} [2024-11-08 17:21:22,720 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -73 predicate places. [2024-11-08 17:21:22,720 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 383 transitions, 786 flow [2024-11-08 17:21:22,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:22,721 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:22,722 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:22,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 17:21:22,722 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:22,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:22,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1396009114, now seen corresponding path program 1 times [2024-11-08 17:21:22,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:22,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024199009] [2024-11-08 17:21:22,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:22,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:22,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:22,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024199009] [2024-11-08 17:21:22,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024199009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:22,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:22,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:22,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277436808] [2024-11-08 17:21:22,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:22,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:22,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:22,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:22,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:22,787 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 413 out of 527 [2024-11-08 17:21:22,789 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 383 transitions, 786 flow. Second operand has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:22,789 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:22,789 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 413 of 527 [2024-11-08 17:21:22,789 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:23,407 INFO L124 PetriNetUnfolderBase]: 1246/3784 cut-off events. [2024-11-08 17:21:23,408 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:23,418 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5500 conditions, 3784 events. 1246/3784 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27713 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5398. Up to 1564 conditions per place. [2024-11-08 17:21:23,435 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 30 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-11-08 17:21:23,436 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 382 transitions, 848 flow [2024-11-08 17:21:23,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1272 transitions. [2024-11-08 17:21:23,440 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8045540796963947 [2024-11-08 17:21:23,440 INFO L175 Difference]: Start difference. First operand has 377 places, 383 transitions, 786 flow. Second operand 3 states and 1272 transitions. [2024-11-08 17:21:23,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 378 places, 382 transitions, 848 flow [2024-11-08 17:21:23,443 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 376 places, 382 transitions, 844 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:23,449 INFO L231 Difference]: Finished difference. Result has 376 places, 382 transitions, 784 flow [2024-11-08 17:21:23,449 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=780, PETRI_DIFFERENCE_MINUEND_PLACES=374, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=380, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=784, PETRI_PLACES=376, PETRI_TRANSITIONS=382} [2024-11-08 17:21:23,450 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -74 predicate places. [2024-11-08 17:21:23,450 INFO L471 AbstractCegarLoop]: Abstraction has has 376 places, 382 transitions, 784 flow [2024-11-08 17:21:23,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:23,452 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:23,452 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:23,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 17:21:23,452 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:23,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:23,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1919168322, now seen corresponding path program 1 times [2024-11-08 17:21:23,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:23,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986175466] [2024-11-08 17:21:23,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:23,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:23,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:23,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986175466] [2024-11-08 17:21:23,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986175466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:23,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:23,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:23,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039436033] [2024-11-08 17:21:23,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:23,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:23,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:23,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:23,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:23,572 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 413 out of 527 [2024-11-08 17:21:23,574 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 376 places, 382 transitions, 784 flow. Second operand has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:23,574 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:23,574 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 413 of 527 [2024-11-08 17:21:23,575 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:24,310 INFO L124 PetriNetUnfolderBase]: 1246/3783 cut-off events. [2024-11-08 17:21:24,310 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:24,319 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5499 conditions, 3783 events. 1246/3783 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27759 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5389. Up to 1564 conditions per place. [2024-11-08 17:21:24,338 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 30 selfloop transitions, 2 changer transitions 0/381 dead transitions. [2024-11-08 17:21:24,338 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 381 transitions, 846 flow [2024-11-08 17:21:24,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:24,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:24,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1272 transitions. [2024-11-08 17:21:24,343 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8045540796963947 [2024-11-08 17:21:24,343 INFO L175 Difference]: Start difference. First operand has 376 places, 382 transitions, 784 flow. Second operand 3 states and 1272 transitions. [2024-11-08 17:21:24,343 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 381 transitions, 846 flow [2024-11-08 17:21:24,346 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 381 transitions, 842 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:24,351 INFO L231 Difference]: Finished difference. Result has 375 places, 381 transitions, 782 flow [2024-11-08 17:21:24,352 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=778, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=381, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=782, PETRI_PLACES=375, PETRI_TRANSITIONS=381} [2024-11-08 17:21:24,353 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -75 predicate places. [2024-11-08 17:21:24,353 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 381 transitions, 782 flow [2024-11-08 17:21:24,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:24,355 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:24,355 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:24,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 17:21:24,355 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:24,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:24,356 INFO L85 PathProgramCache]: Analyzing trace with hash 820424019, now seen corresponding path program 1 times [2024-11-08 17:21:24,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:24,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534417630] [2024-11-08 17:21:24,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:24,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:24,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:24,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534417630] [2024-11-08 17:21:24,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534417630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:24,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:24,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:24,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902237425] [2024-11-08 17:21:24,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:24,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:24,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:24,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:24,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:24,451 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 408 out of 527 [2024-11-08 17:21:24,453 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 381 transitions, 782 flow. Second operand has 3 states, 3 states have (on average 409.3333333333333) internal successors, (1228), 3 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:24,453 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:24,454 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 408 of 527 [2024-11-08 17:21:24,454 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:25,211 INFO L124 PetriNetUnfolderBase]: 1329/4040 cut-off events. [2024-11-08 17:21:25,211 INFO L125 PetriNetUnfolderBase]: For 302/302 co-relation queries the response was YES. [2024-11-08 17:21:25,222 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5883 conditions, 4040 events. 1329/4040 cut-off events. For 302/302 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 30310 event pairs, 536 based on Foata normal form. 0/3309 useless extension candidates. Maximal degree in co-relation 5765. Up to 1683 conditions per place. [2024-11-08 17:21:25,242 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 33 selfloop transitions, 2 changer transitions 0/380 dead transitions. [2024-11-08 17:21:25,242 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 376 places, 380 transitions, 850 flow [2024-11-08 17:21:25,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:25,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1260 transitions. [2024-11-08 17:21:25,247 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7969639468690702 [2024-11-08 17:21:25,247 INFO L175 Difference]: Start difference. First operand has 375 places, 381 transitions, 782 flow. Second operand 3 states and 1260 transitions. [2024-11-08 17:21:25,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 376 places, 380 transitions, 850 flow [2024-11-08 17:21:25,250 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 380 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:25,256 INFO L231 Difference]: Finished difference. Result has 374 places, 380 transitions, 780 flow [2024-11-08 17:21:25,257 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=378, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=374, PETRI_TRANSITIONS=380} [2024-11-08 17:21:25,257 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -76 predicate places. [2024-11-08 17:21:25,257 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 380 transitions, 780 flow [2024-11-08 17:21:25,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 409.3333333333333) internal successors, (1228), 3 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:25,259 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:25,259 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:25,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 17:21:25,259 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:25,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:25,260 INFO L85 PathProgramCache]: Analyzing trace with hash -615948222, now seen corresponding path program 1 times [2024-11-08 17:21:25,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:25,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193753705] [2024-11-08 17:21:25,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:25,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:25,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:25,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193753705] [2024-11-08 17:21:25,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193753705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:25,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:25,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:25,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943896547] [2024-11-08 17:21:25,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:25,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:25,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:25,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:25,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:25,356 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 402 out of 527 [2024-11-08 17:21:25,358 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 380 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 403.0) internal successors, (1209), 3 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:25,359 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:25,359 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 402 of 527 [2024-11-08 17:21:25,359 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:25,984 INFO L124 PetriNetUnfolderBase]: 1433/4327 cut-off events. [2024-11-08 17:21:25,984 INFO L125 PetriNetUnfolderBase]: For 326/326 co-relation queries the response was YES. [2024-11-08 17:21:25,994 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6327 conditions, 4327 events. 1433/4327 cut-off events. For 326/326 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 33026 event pairs, 600 based on Foata normal form. 0/3554 useless extension candidates. Maximal degree in co-relation 6201. Up to 1830 conditions per place. [2024-11-08 17:21:26,004 INFO L140 encePairwiseOnDemand]: 522/527 looper letters, 34 selfloop transitions, 1 changer transitions 0/376 dead transitions. [2024-11-08 17:21:26,004 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 376 transitions, 842 flow [2024-11-08 17:21:26,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:26,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1245 transitions. [2024-11-08 17:21:26,008 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7874762808349146 [2024-11-08 17:21:26,008 INFO L175 Difference]: Start difference. First operand has 374 places, 380 transitions, 780 flow. Second operand 3 states and 1245 transitions. [2024-11-08 17:21:26,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 376 transitions, 842 flow [2024-11-08 17:21:26,010 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 376 transitions, 838 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:26,014 INFO L231 Difference]: Finished difference. Result has 370 places, 376 transitions, 770 flow [2024-11-08 17:21:26,015 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=768, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=770, PETRI_PLACES=370, PETRI_TRANSITIONS=376} [2024-11-08 17:21:26,015 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -80 predicate places. [2024-11-08 17:21:26,016 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 376 transitions, 770 flow [2024-11-08 17:21:26,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 403.0) internal successors, (1209), 3 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:26,017 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:26,017 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:26,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 17:21:26,017 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:26,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:26,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1361466122, now seen corresponding path program 1 times [2024-11-08 17:21:26,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:26,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010287672] [2024-11-08 17:21:26,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:26,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:26,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:26,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:26,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010287672] [2024-11-08 17:21:26,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010287672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:26,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:26,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:26,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468483570] [2024-11-08 17:21:26,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:26,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:26,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:26,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:26,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:26,091 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 414 out of 527 [2024-11-08 17:21:26,093 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 376 transitions, 770 flow. Second operand has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:26,093 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:26,093 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 414 of 527 [2024-11-08 17:21:26,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:26,615 INFO L124 PetriNetUnfolderBase]: 1246/3770 cut-off events. [2024-11-08 17:21:26,615 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:26,626 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5484 conditions, 3770 events. 1246/3770 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27677 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5358. Up to 1563 conditions per place. [2024-11-08 17:21:26,636 INFO L140 encePairwiseOnDemand]: 524/527 looper letters, 29 selfloop transitions, 2 changer transitions 0/375 dead transitions. [2024-11-08 17:21:26,636 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 375 transitions, 830 flow [2024-11-08 17:21:26,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:26,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1274 transitions. [2024-11-08 17:21:26,639 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8058191018342821 [2024-11-08 17:21:26,639 INFO L175 Difference]: Start difference. First operand has 370 places, 376 transitions, 770 flow. Second operand 3 states and 1274 transitions. [2024-11-08 17:21:26,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 375 transitions, 830 flow [2024-11-08 17:21:26,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 375 transitions, 829 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:21:26,645 INFO L231 Difference]: Finished difference. Result has 370 places, 375 transitions, 771 flow [2024-11-08 17:21:26,646 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=767, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=373, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=370, PETRI_TRANSITIONS=375} [2024-11-08 17:21:26,647 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -80 predicate places. [2024-11-08 17:21:26,647 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 375 transitions, 771 flow [2024-11-08 17:21:26,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.3333333333333) internal successors, (1246), 3 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:26,648 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:26,648 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:26,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 17:21:26,649 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:26,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:26,649 INFO L85 PathProgramCache]: Analyzing trace with hash 629437900, now seen corresponding path program 1 times [2024-11-08 17:21:26,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:26,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350425105] [2024-11-08 17:21:26,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:26,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:27,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:27,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:27,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350425105] [2024-11-08 17:21:27,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350425105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:27,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:27,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 17:21:27,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259845071] [2024-11-08 17:21:27,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:27,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 17:21:27,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:27,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:21:27,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:21:27,645 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 407 out of 527 [2024-11-08 17:21:27,649 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 375 transitions, 771 flow. Second operand has 6 states, 6 states have (on average 408.5) internal successors, (2451), 6 states have internal predecessors, (2451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:27,649 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:27,649 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 407 of 527 [2024-11-08 17:21:27,650 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:28,330 INFO L124 PetriNetUnfolderBase]: 1246/3769 cut-off events. [2024-11-08 17:21:28,330 INFO L125 PetriNetUnfolderBase]: For 287/287 co-relation queries the response was YES. [2024-11-08 17:21:28,336 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5493 conditions, 3769 events. 1246/3769 cut-off events. For 287/287 co-relation queries the response was YES. Maximal size of possible extension queue 137. Compared 27570 event pairs, 493 based on Foata normal form. 0/3090 useless extension candidates. Maximal degree in co-relation 5368. Up to 1568 conditions per place. [2024-11-08 17:21:28,344 INFO L140 encePairwiseOnDemand]: 521/527 looper letters, 34 selfloop transitions, 5 changer transitions 0/374 dead transitions. [2024-11-08 17:21:28,344 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 374 transitions, 847 flow [2024-11-08 17:21:28,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 17:21:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-08 17:21:28,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2482 transitions. [2024-11-08 17:21:28,349 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7849462365591398 [2024-11-08 17:21:28,349 INFO L175 Difference]: Start difference. First operand has 370 places, 375 transitions, 771 flow. Second operand 6 states and 2482 transitions. [2024-11-08 17:21:28,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 374 transitions, 847 flow [2024-11-08 17:21:28,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 374 transitions, 843 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:28,356 INFO L231 Difference]: Finished difference. Result has 372 places, 374 transitions, 775 flow [2024-11-08 17:21:28,356 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=775, PETRI_PLACES=372, PETRI_TRANSITIONS=374} [2024-11-08 17:21:28,357 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -78 predicate places. [2024-11-08 17:21:28,357 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 374 transitions, 775 flow [2024-11-08 17:21:28,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 408.5) internal successors, (2451), 6 states have internal predecessors, (2451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:28,359 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:28,359 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:28,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 17:21:28,359 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:28,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:28,360 INFO L85 PathProgramCache]: Analyzing trace with hash 578857755, now seen corresponding path program 1 times [2024-11-08 17:21:28,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:28,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339053463] [2024-11-08 17:21:28,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:28,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:28,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:28,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339053463] [2024-11-08 17:21:28,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339053463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:28,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:28,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:28,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799682870] [2024-11-08 17:21:28,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:28,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:28,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:28,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:28,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:28,455 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 402 out of 527 [2024-11-08 17:21:28,457 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 374 transitions, 775 flow. Second operand has 3 states, 3 states have (on average 403.0) internal successors, (1209), 3 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:28,457 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:28,457 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 402 of 527 [2024-11-08 17:21:28,457 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:29,170 INFO L124 PetriNetUnfolderBase]: 1781/4957 cut-off events. [2024-11-08 17:21:29,170 INFO L125 PetriNetUnfolderBase]: For 363/363 co-relation queries the response was YES. [2024-11-08 17:21:29,182 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7437 conditions, 4957 events. 1781/4957 cut-off events. For 363/363 co-relation queries the response was YES. Maximal size of possible extension queue 180. Compared 38611 event pairs, 383 based on Foata normal form. 0/4114 useless extension candidates. Maximal degree in co-relation 7419. Up to 1167 conditions per place. [2024-11-08 17:21:29,196 INFO L140 encePairwiseOnDemand]: 518/527 looper letters, 58 selfloop transitions, 3 changer transitions 0/390 dead transitions. [2024-11-08 17:21:29,196 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 390 transitions, 941 flow [2024-11-08 17:21:29,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1273 transitions. [2024-11-08 17:21:29,199 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8051865907653384 [2024-11-08 17:21:29,199 INFO L175 Difference]: Start difference. First operand has 372 places, 374 transitions, 775 flow. Second operand 3 states and 1273 transitions. [2024-11-08 17:21:29,199 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 390 transitions, 941 flow [2024-11-08 17:21:29,202 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 390 transitions, 931 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-08 17:21:29,207 INFO L231 Difference]: Finished difference. Result has 365 places, 370 transitions, 773 flow [2024-11-08 17:21:29,208 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=753, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=773, PETRI_PLACES=365, PETRI_TRANSITIONS=370} [2024-11-08 17:21:29,208 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -85 predicate places. [2024-11-08 17:21:29,209 INFO L471 AbstractCegarLoop]: Abstraction has has 365 places, 370 transitions, 773 flow [2024-11-08 17:21:29,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 403.0) internal successors, (1209), 3 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:29,210 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:29,210 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:29,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 17:21:29,210 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:29,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:29,211 INFO L85 PathProgramCache]: Analyzing trace with hash -2063387817, now seen corresponding path program 1 times [2024-11-08 17:21:29,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:29,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258768886] [2024-11-08 17:21:29,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:29,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:29,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:29,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258768886] [2024-11-08 17:21:29,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258768886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:29,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:29,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:29,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525666360] [2024-11-08 17:21:29,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:29,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:29,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:29,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:29,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:29,277 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 417 out of 527 [2024-11-08 17:21:29,279 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 365 places, 370 transitions, 773 flow. Second operand has 3 states, 3 states have (on average 418.0) internal successors, (1254), 3 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:29,279 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:29,279 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 417 of 527 [2024-11-08 17:21:29,279 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:30,561 INFO L124 PetriNetUnfolderBase]: 2304/6565 cut-off events. [2024-11-08 17:21:30,561 INFO L125 PetriNetUnfolderBase]: For 968/968 co-relation queries the response was YES. [2024-11-08 17:21:30,587 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10136 conditions, 6565 events. 2304/6565 cut-off events. For 968/968 co-relation queries the response was YES. Maximal size of possible extension queue 232. Compared 56341 event pairs, 579 based on Foata normal form. 0/5485 useless extension candidates. Maximal degree in co-relation 10009. Up to 1571 conditions per place. [2024-11-08 17:21:30,605 INFO L140 encePairwiseOnDemand]: 523/527 looper letters, 50 selfloop transitions, 4 changer transitions 0/392 dead transitions. [2024-11-08 17:21:30,605 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 392 transitions, 948 flow [2024-11-08 17:21:30,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1302 transitions. [2024-11-08 17:21:30,608 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8235294117647058 [2024-11-08 17:21:30,608 INFO L175 Difference]: Start difference. First operand has 365 places, 370 transitions, 773 flow. Second operand 3 states and 1302 transitions. [2024-11-08 17:21:30,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 392 transitions, 948 flow [2024-11-08 17:21:30,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 364 places, 392 transitions, 938 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:30,616 INFO L231 Difference]: Finished difference. Result has 366 places, 372 transitions, 797 flow [2024-11-08 17:21:30,616 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=797, PETRI_PLACES=366, PETRI_TRANSITIONS=372} [2024-11-08 17:21:30,617 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -84 predicate places. [2024-11-08 17:21:30,617 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 372 transitions, 797 flow [2024-11-08 17:21:30,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 418.0) internal successors, (1254), 3 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:30,618 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:30,618 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:30,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 17:21:30,618 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:30,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:30,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1145270416, now seen corresponding path program 1 times [2024-11-08 17:21:30,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:30,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63180713] [2024-11-08 17:21:30,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:30,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:30,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:30,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:30,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63180713] [2024-11-08 17:21:30,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63180713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:30,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:30,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:30,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354415672] [2024-11-08 17:21:30,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:30,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:30,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:30,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:30,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:30,678 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 418 out of 527 [2024-11-08 17:21:30,679 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 372 transitions, 797 flow. Second operand has 3 states, 3 states have (on average 418.6666666666667) internal successors, (1256), 3 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:30,679 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:30,679 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 418 of 527 [2024-11-08 17:21:30,680 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:32,353 INFO L124 PetriNetUnfolderBase]: 3925/11145 cut-off events. [2024-11-08 17:21:32,354 INFO L125 PetriNetUnfolderBase]: For 2243/2243 co-relation queries the response was YES. [2024-11-08 17:21:32,393 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17815 conditions, 11145 events. 3925/11145 cut-off events. For 2243/2243 co-relation queries the response was YES. Maximal size of possible extension queue 392. Compared 108441 event pairs, 1855 based on Foata normal form. 0/9287 useless extension candidates. Maximal degree in co-relation 17688. Up to 2935 conditions per place. [2024-11-08 17:21:32,426 INFO L140 encePairwiseOnDemand]: 523/527 looper letters, 60 selfloop transitions, 3 changer transitions 0/401 dead transitions. [2024-11-08 17:21:32,426 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 401 transitions, 1026 flow [2024-11-08 17:21:32,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1308 transitions. [2024-11-08 17:21:32,430 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8273244781783681 [2024-11-08 17:21:32,430 INFO L175 Difference]: Start difference. First operand has 366 places, 372 transitions, 797 flow. Second operand 3 states and 1308 transitions. [2024-11-08 17:21:32,430 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 401 transitions, 1026 flow [2024-11-08 17:21:32,434 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 401 transitions, 1012 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:32,439 INFO L231 Difference]: Finished difference. Result has 367 places, 373 transitions, 807 flow [2024-11-08 17:21:32,440 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=787, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=807, PETRI_PLACES=367, PETRI_TRANSITIONS=373} [2024-11-08 17:21:32,440 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -83 predicate places. [2024-11-08 17:21:32,440 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 373 transitions, 807 flow [2024-11-08 17:21:32,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 418.6666666666667) internal successors, (1256), 3 states have internal predecessors, (1256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:32,441 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:32,441 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:32,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 17:21:32,442 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:32,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:32,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1474716931, now seen corresponding path program 1 times [2024-11-08 17:21:32,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:32,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106669449] [2024-11-08 17:21:32,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:32,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:32,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:32,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106669449] [2024-11-08 17:21:32,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106669449] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:32,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:32,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:32,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230355789] [2024-11-08 17:21:32,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:32,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:32,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:32,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:32,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:32,500 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 417 out of 527 [2024-11-08 17:21:32,501 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 373 transitions, 807 flow. Second operand has 3 states, 3 states have (on average 418.0) internal successors, (1254), 3 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:32,502 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:32,502 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 417 of 527 [2024-11-08 17:21:32,502 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:35,740 INFO L124 PetriNetUnfolderBase]: 6938/19367 cut-off events. [2024-11-08 17:21:35,740 INFO L125 PetriNetUnfolderBase]: For 4055/4055 co-relation queries the response was YES. [2024-11-08 17:21:35,813 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31730 conditions, 19367 events. 6938/19367 cut-off events. For 4055/4055 co-relation queries the response was YES. Maximal size of possible extension queue 685. Compared 208432 event pairs, 3342 based on Foata normal form. 0/16230 useless extension candidates. Maximal degree in co-relation 31601. Up to 5105 conditions per place. [2024-11-08 17:21:35,878 INFO L140 encePairwiseOnDemand]: 523/527 looper letters, 64 selfloop transitions, 4 changer transitions 0/404 dead transitions. [2024-11-08 17:21:35,878 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 404 transitions, 1056 flow [2024-11-08 17:21:35,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:35,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1306 transitions. [2024-11-08 17:21:35,881 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8260594560404807 [2024-11-08 17:21:35,881 INFO L175 Difference]: Start difference. First operand has 367 places, 373 transitions, 807 flow. Second operand 3 states and 1306 transitions. [2024-11-08 17:21:35,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 404 transitions, 1056 flow [2024-11-08 17:21:35,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 404 transitions, 1046 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:35,895 INFO L231 Difference]: Finished difference. Result has 368 places, 375 transitions, 831 flow [2024-11-08 17:21:35,896 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=799, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=831, PETRI_PLACES=368, PETRI_TRANSITIONS=375} [2024-11-08 17:21:35,896 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -82 predicate places. [2024-11-08 17:21:35,896 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 375 transitions, 831 flow [2024-11-08 17:21:35,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 418.0) internal successors, (1254), 3 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:35,897 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:35,897 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:35,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 17:21:35,898 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:35,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:35,898 INFO L85 PathProgramCache]: Analyzing trace with hash -711600394, now seen corresponding path program 1 times [2024-11-08 17:21:35,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:35,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333076786] [2024-11-08 17:21:35,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:35,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:35,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:35,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333076786] [2024-11-08 17:21:35,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333076786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:35,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:35,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:35,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873034369] [2024-11-08 17:21:35,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:35,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:35,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:35,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:35,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:35,964 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 527 [2024-11-08 17:21:35,966 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 375 transitions, 831 flow. Second operand has 3 states, 3 states have (on average 412.0) internal successors, (1236), 3 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:35,966 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:35,966 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 527 [2024-11-08 17:21:35,966 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:39,257 INFO L124 PetriNetUnfolderBase]: 9064/22323 cut-off events. [2024-11-08 17:21:39,258 INFO L125 PetriNetUnfolderBase]: For 5588/5588 co-relation queries the response was YES. [2024-11-08 17:21:39,310 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39224 conditions, 22323 events. 9064/22323 cut-off events. For 5588/5588 co-relation queries the response was YES. Maximal size of possible extension queue 779. Compared 229931 event pairs, 1244 based on Foata normal form. 0/19168 useless extension candidates. Maximal degree in co-relation 39094. Up to 10869 conditions per place. [2024-11-08 17:21:39,372 INFO L140 encePairwiseOnDemand]: 521/527 looper letters, 64 selfloop transitions, 4 changer transitions 0/400 dead transitions. [2024-11-08 17:21:39,372 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 400 transitions, 1061 flow [2024-11-08 17:21:39,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:39,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1288 transitions. [2024-11-08 17:21:39,375 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.814674256799494 [2024-11-08 17:21:39,375 INFO L175 Difference]: Start difference. First operand has 368 places, 375 transitions, 831 flow. Second operand 3 states and 1288 transitions. [2024-11-08 17:21:39,376 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 400 transitions, 1061 flow [2024-11-08 17:21:39,394 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 400 transitions, 1047 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-08 17:21:39,399 INFO L231 Difference]: Finished difference. Result has 367 places, 376 transitions, 843 flow [2024-11-08 17:21:39,399 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=819, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=843, PETRI_PLACES=367, PETRI_TRANSITIONS=376} [2024-11-08 17:21:39,400 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -83 predicate places. [2024-11-08 17:21:39,400 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 376 transitions, 843 flow [2024-11-08 17:21:39,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.0) internal successors, (1236), 3 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:39,401 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:39,401 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:39,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 17:21:39,401 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:39,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:39,402 INFO L85 PathProgramCache]: Analyzing trace with hash 410701745, now seen corresponding path program 1 times [2024-11-08 17:21:39,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:39,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518741254] [2024-11-08 17:21:39,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:39,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:39,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:39,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518741254] [2024-11-08 17:21:39,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518741254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:39,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:39,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:39,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512699893] [2024-11-08 17:21:39,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:39,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:39,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:39,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:39,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:39,465 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 527 [2024-11-08 17:21:39,467 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 376 transitions, 843 flow. Second operand has 3 states, 3 states have (on average 412.0) internal successors, (1236), 3 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:39,467 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:39,467 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 527 [2024-11-08 17:21:39,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:44,380 INFO L124 PetriNetUnfolderBase]: 11738/30513 cut-off events. [2024-11-08 17:21:44,384 INFO L125 PetriNetUnfolderBase]: For 7741/7741 co-relation queries the response was YES. [2024-11-08 17:21:44,485 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54536 conditions, 30513 events. 11738/30513 cut-off events. For 7741/7741 co-relation queries the response was YES. Maximal size of possible extension queue 983. Compared 335070 event pairs, 2352 based on Foata normal form. 0/26213 useless extension candidates. Maximal degree in co-relation 54406. Up to 12037 conditions per place. [2024-11-08 17:21:44,634 INFO L140 encePairwiseOnDemand]: 521/527 looper letters, 69 selfloop transitions, 4 changer transitions 0/404 dead transitions. [2024-11-08 17:21:44,635 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 404 transitions, 1094 flow [2024-11-08 17:21:44,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:44,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:44,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1289 transitions. [2024-11-08 17:21:44,637 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8153067678684377 [2024-11-08 17:21:44,637 INFO L175 Difference]: Start difference. First operand has 367 places, 376 transitions, 843 flow. Second operand 3 states and 1289 transitions. [2024-11-08 17:21:44,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 404 transitions, 1094 flow [2024-11-08 17:21:44,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 404 transitions, 1094 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-08 17:21:44,649 INFO L231 Difference]: Finished difference. Result has 368 places, 377 transitions, 863 flow [2024-11-08 17:21:44,649 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=839, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=863, PETRI_PLACES=368, PETRI_TRANSITIONS=377} [2024-11-08 17:21:44,650 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -82 predicate places. [2024-11-08 17:21:44,650 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 377 transitions, 863 flow [2024-11-08 17:21:44,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.0) internal successors, (1236), 3 states have internal predecessors, (1236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:44,651 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:44,651 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:44,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 17:21:44,651 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:44,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:44,652 INFO L85 PathProgramCache]: Analyzing trace with hash 519083791, now seen corresponding path program 1 times [2024-11-08 17:21:44,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:44,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349941365] [2024-11-08 17:21:44,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:44,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:44,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:44,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349941365] [2024-11-08 17:21:44,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349941365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:44,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:44,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:44,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459896518] [2024-11-08 17:21:44,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:44,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:44,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:44,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:44,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:44,757 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 417 out of 527 [2024-11-08 17:21:44,758 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 377 transitions, 863 flow. Second operand has 3 states, 3 states have (on average 422.6666666666667) internal successors, (1268), 3 states have internal predecessors, (1268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:44,759 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:44,759 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 417 of 527 [2024-11-08 17:21:44,759 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:50,831 INFO L124 PetriNetUnfolderBase]: 10772/30946 cut-off events. [2024-11-08 17:21:50,831 INFO L125 PetriNetUnfolderBase]: For 9604/9604 co-relation queries the response was YES. [2024-11-08 17:21:51,059 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55971 conditions, 30946 events. 10772/30946 cut-off events. For 9604/9604 co-relation queries the response was YES. Maximal size of possible extension queue 991. Compared 360680 event pairs, 4412 based on Foata normal form. 0/26386 useless extension candidates. Maximal degree in co-relation 55840. Up to 13869 conditions per place. [2024-11-08 17:21:51,188 INFO L140 encePairwiseOnDemand]: 525/527 looper letters, 42 selfloop transitions, 1 changer transitions 0/376 dead transitions. [2024-11-08 17:21:51,188 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 376 transitions, 947 flow [2024-11-08 17:21:51,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:51,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1281 transitions. [2024-11-08 17:21:51,191 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8102466793168881 [2024-11-08 17:21:51,191 INFO L175 Difference]: Start difference. First operand has 368 places, 377 transitions, 863 flow. Second operand 3 states and 1281 transitions. [2024-11-08 17:21:51,192 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 376 transitions, 947 flow [2024-11-08 17:21:51,201 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 376 transitions, 947 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-08 17:21:51,205 INFO L231 Difference]: Finished difference. Result has 369 places, 376 transitions, 863 flow [2024-11-08 17:21:51,205 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=861, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=863, PETRI_PLACES=369, PETRI_TRANSITIONS=376} [2024-11-08 17:21:51,206 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -81 predicate places. [2024-11-08 17:21:51,206 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 376 transitions, 863 flow [2024-11-08 17:21:51,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 422.6666666666667) internal successors, (1268), 3 states have internal predecessors, (1268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:51,207 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-08 17:21:51,207 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:51,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 17:21:51,207 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 143 more)] === [2024-11-08 17:21:51,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:51,208 INFO L85 PathProgramCache]: Analyzing trace with hash 770879021, now seen corresponding path program 1 times [2024-11-08 17:21:51,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:21:51,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855106738] [2024-11-08 17:21:51,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:51,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:21:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:21:51,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:21:51,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855106738] [2024-11-08 17:21:51,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855106738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:21:51,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:21:51,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:21:51,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306010534] [2024-11-08 17:21:51,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:51,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:21:51,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:21:51,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:21:51,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:21:51,315 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 417 out of 527 [2024-11-08 17:21:51,317 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 376 transitions, 863 flow. Second operand has 3 states, 3 states have (on average 422.6666666666667) internal successors, (1268), 3 states have internal predecessors, (1268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:51,317 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-08 17:21:51,317 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 417 of 527 [2024-11-08 17:21:51,317 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-08 17:21:57,027 INFO L124 PetriNetUnfolderBase]: 10772/30945 cut-off events. [2024-11-08 17:21:57,027 INFO L125 PetriNetUnfolderBase]: For 9604/9604 co-relation queries the response was YES. [2024-11-08 17:21:57,127 INFO L83 FinitePrefix]: Finished finitePrefix Result has 55971 conditions, 30945 events. 10772/30945 cut-off events. For 9604/9604 co-relation queries the response was YES. Maximal size of possible extension queue 991. Compared 360260 event pairs, 4412 based on Foata normal form. 1/26386 useless extension candidates. Maximal degree in co-relation 55957. Up to 13869 conditions per place. [2024-11-08 17:21:57,137 INFO L140 encePairwiseOnDemand]: 525/527 looper letters, 0 selfloop transitions, 0 changer transitions 375/375 dead transitions. [2024-11-08 17:21:57,137 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 375 transitions, 945 flow [2024-11-08 17:21:57,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:21:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-08 17:21:57,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1280 transitions. [2024-11-08 17:21:57,140 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8096141682479443 [2024-11-08 17:21:57,140 INFO L175 Difference]: Start difference. First operand has 369 places, 376 transitions, 863 flow. Second operand 3 states and 1280 transitions. [2024-11-08 17:21:57,140 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 375 transitions, 945 flow [2024-11-08 17:21:57,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 375 transitions, 944 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-08 17:21:57,153 INFO L231 Difference]: Finished difference. Result has 369 places, 0 transitions, 0 flow [2024-11-08 17:21:57,153 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=527, PETRI_DIFFERENCE_MINUEND_FLOW=860, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=369, PETRI_TRANSITIONS=0} [2024-11-08 17:21:57,154 INFO L277 CegarLoopForPetriNet]: 450 programPoint places, -81 predicate places. [2024-11-08 17:21:57,154 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 0 transitions, 0 flow [2024-11-08 17:21:57,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 422.6666666666667) internal successors, (1268), 3 states have internal predecessors, (1268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:21:57,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (146 of 147 remaining) [2024-11-08 17:21:57,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (145 of 147 remaining) [2024-11-08 17:21:57,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (144 of 147 remaining) [2024-11-08 17:21:57,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (143 of 147 remaining) [2024-11-08 17:21:57,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (142 of 147 remaining) [2024-11-08 17:21:57,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (141 of 147 remaining) [2024-11-08 17:21:57,158 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (140 of 147 remaining) [2024-11-08 17:21:57,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (139 of 147 remaining) [2024-11-08 17:21:57,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (138 of 147 remaining) [2024-11-08 17:21:57,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (137 of 147 remaining) [2024-11-08 17:21:57,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (136 of 147 remaining) [2024-11-08 17:21:57,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (135 of 147 remaining) [2024-11-08 17:21:57,159 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (134 of 147 remaining) [2024-11-08 17:21:57,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (133 of 147 remaining) [2024-11-08 17:21:57,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (132 of 147 remaining) [2024-11-08 17:21:57,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (131 of 147 remaining) [2024-11-08 17:21:57,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (130 of 147 remaining) [2024-11-08 17:21:57,160 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (129 of 147 remaining) [2024-11-08 17:21:57,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (128 of 147 remaining) [2024-11-08 17:21:57,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (127 of 147 remaining) [2024-11-08 17:21:57,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (126 of 147 remaining) [2024-11-08 17:21:57,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (125 of 147 remaining) [2024-11-08 17:21:57,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (124 of 147 remaining) [2024-11-08 17:21:57,161 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (123 of 147 remaining) [2024-11-08 17:21:57,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (122 of 147 remaining) [2024-11-08 17:21:57,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (121 of 147 remaining) [2024-11-08 17:21:57,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (120 of 147 remaining) [2024-11-08 17:21:57,162 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (119 of 147 remaining) [2024-11-08 17:21:57,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (118 of 147 remaining) [2024-11-08 17:21:57,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (117 of 147 remaining) [2024-11-08 17:21:57,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (116 of 147 remaining) [2024-11-08 17:21:57,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (115 of 147 remaining) [2024-11-08 17:21:57,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (114 of 147 remaining) [2024-11-08 17:21:57,163 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (113 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (112 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (111 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (110 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (109 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (108 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (107 of 147 remaining) [2024-11-08 17:21:57,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (106 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (105 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (104 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (103 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (102 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (101 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (100 of 147 remaining) [2024-11-08 17:21:57,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (99 of 147 remaining) [2024-11-08 17:21:57,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (98 of 147 remaining) [2024-11-08 17:21:57,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (97 of 147 remaining) [2024-11-08 17:21:57,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (96 of 147 remaining) [2024-11-08 17:21:57,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (95 of 147 remaining) [2024-11-08 17:21:57,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (94 of 147 remaining) [2024-11-08 17:21:57,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (93 of 147 remaining) [2024-11-08 17:21:57,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (92 of 147 remaining) [2024-11-08 17:21:57,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (91 of 147 remaining) [2024-11-08 17:21:57,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (90 of 147 remaining) [2024-11-08 17:21:57,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (89 of 147 remaining) [2024-11-08 17:21:57,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (88 of 147 remaining) [2024-11-08 17:21:57,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (87 of 147 remaining) [2024-11-08 17:21:57,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (86 of 147 remaining) [2024-11-08 17:21:57,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (85 of 147 remaining) [2024-11-08 17:21:57,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (84 of 147 remaining) [2024-11-08 17:21:57,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (83 of 147 remaining) [2024-11-08 17:21:57,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (82 of 147 remaining) [2024-11-08 17:21:57,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (81 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (80 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (79 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (78 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (77 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (76 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (75 of 147 remaining) [2024-11-08 17:21:57,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (74 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (73 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (72 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (71 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (70 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (69 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (68 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (67 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (66 of 147 remaining) [2024-11-08 17:21:57,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (65 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (64 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (63 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (62 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (61 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (60 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (59 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (58 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (57 of 147 remaining) [2024-11-08 17:21:57,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 147 remaining) [2024-11-08 17:21:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 147 remaining) [2024-11-08 17:21:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 147 remaining) [2024-11-08 17:21:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 147 remaining) [2024-11-08 17:21:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 147 remaining) [2024-11-08 17:21:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork1Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 147 remaining) [2024-11-08 17:21:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (50 of 147 remaining) [2024-11-08 17:21:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (49 of 147 remaining) [2024-11-08 17:21:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (48 of 147 remaining) [2024-11-08 17:21:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (47 of 147 remaining) [2024-11-08 17:21:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (46 of 147 remaining) [2024-11-08 17:21:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (45 of 147 remaining) [2024-11-08 17:21:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (44 of 147 remaining) [2024-11-08 17:21:57,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (43 of 147 remaining) [2024-11-08 17:21:57,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (42 of 147 remaining) [2024-11-08 17:21:57,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (41 of 147 remaining) [2024-11-08 17:21:57,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (40 of 147 remaining) [2024-11-08 17:21:57,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 147 remaining) [2024-11-08 17:21:57,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 147 remaining) [2024-11-08 17:21:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 147 remaining) [2024-11-08 17:21:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 147 remaining) [2024-11-08 17:21:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 147 remaining) [2024-11-08 17:21:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 147 remaining) [2024-11-08 17:21:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 147 remaining) [2024-11-08 17:21:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (28 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (27 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (26 of 147 remaining) [2024-11-08 17:21:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (25 of 147 remaining) [2024-11-08 17:21:57,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (24 of 147 remaining) [2024-11-08 17:21:57,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 147 remaining) [2024-11-08 17:21:57,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 147 remaining) [2024-11-08 17:21:57,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (21 of 147 remaining) [2024-11-08 17:21:57,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (20 of 147 remaining) [2024-11-08 17:21:57,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (19 of 147 remaining) [2024-11-08 17:21:57,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (18 of 147 remaining) [2024-11-08 17:21:57,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (17 of 147 remaining) [2024-11-08 17:21:57,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (16 of 147 remaining) [2024-11-08 17:21:57,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (15 of 147 remaining) [2024-11-08 17:21:57,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (14 of 147 remaining) [2024-11-08 17:21:57,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (13 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (12 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (11 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 147 remaining) [2024-11-08 17:21:57,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 147 remaining) [2024-11-08 17:21:57,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 147 remaining) [2024-11-08 17:21:57,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 147 remaining) [2024-11-08 17:21:57,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 147 remaining) [2024-11-08 17:21:57,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 147 remaining) [2024-11-08 17:21:57,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 147 remaining) [2024-11-08 17:21:57,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 147 remaining) [2024-11-08 17:21:57,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 17:21:57,182 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:57,189 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-08 17:21:57,189 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:21:57,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:21:57 BasicIcfg [2024-11-08 17:21:57,195 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:21:57,196 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:21:57,196 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:21:57,196 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:21:57,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:12" (3/4) ... [2024-11-08 17:21:57,198 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 17:21:57,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-08 17:21:57,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-08 17:21:57,201 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-08 17:21:57,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-08 17:21:57,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2024-11-08 17:21:57,202 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2024-11-08 17:21:57,214 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-08 17:21:57,215 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 17:21:57,215 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 17:21:57,216 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 17:21:57,335 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 17:21:57,338 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/witness.yml [2024-11-08 17:21:57,338 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:21:57,339 INFO L158 Benchmark]: Toolchain (without parser) took 47631.57ms. Allocated memory was 155.2MB in the beginning and 9.1GB in the end (delta: 8.9GB). Free memory was 119.7MB in the beginning and 7.6GB in the end (delta: -7.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-08 17:21:57,339 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 155.2MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:21:57,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.50ms. Allocated memory is still 155.2MB. Free memory was 119.1MB in the beginning and 103.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 17:21:57,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.57ms. Allocated memory is still 155.2MB. Free memory was 103.5MB in the beginning and 99.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:21:57,340 INFO L158 Benchmark]: Boogie Preprocessor took 60.75ms. Allocated memory is still 155.2MB. Free memory was 99.3MB in the beginning and 95.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:21:57,340 INFO L158 Benchmark]: RCFGBuilder took 1840.23ms. Allocated memory is still 155.2MB. Free memory was 95.5MB in the beginning and 80.4MB in the end (delta: 15.0MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2024-11-08 17:21:57,341 INFO L158 Benchmark]: TraceAbstraction took 45104.92ms. Allocated memory was 155.2MB in the beginning and 9.1GB in the end (delta: 8.9GB). Free memory was 79.4MB in the beginning and 7.6GB in the end (delta: -7.6GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-08 17:21:57,341 INFO L158 Benchmark]: Witness Printer took 142.34ms. Allocated memory is still 9.1GB. Free memory was 7.6GB in the beginning and 7.6GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 17:21:57,343 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 155.2MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.50ms. Allocated memory is still 155.2MB. Free memory was 119.1MB in the beginning and 103.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.57ms. Allocated memory is still 155.2MB. Free memory was 103.5MB in the beginning and 99.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.75ms. Allocated memory is still 155.2MB. Free memory was 99.3MB in the beginning and 95.5MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1840.23ms. Allocated memory is still 155.2MB. Free memory was 95.5MB in the beginning and 80.4MB in the end (delta: 15.0MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * TraceAbstraction took 45104.92ms. Allocated memory was 155.2MB in the beginning and 9.1GB in the end (delta: 8.9GB). Free memory was 79.4MB in the beginning and 7.6GB in the end (delta: -7.6GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Witness Printer took 142.34ms. Allocated memory is still 9.1GB. Free memory was 7.6GB in the beginning and 7.6GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 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: 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: 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: 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, 626 locations, 147 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 44.8s, OverallIterations: 23, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 41.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 565 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 282 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1660 IncrementalHoareTripleChecker+Invalid, 1746 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 63 mSDtfsCounter, 1660 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=960occurred in iteration=0, InterpolantAutomatonStates: 72, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2945 NumberOfCodeBlocks, 2945 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 2922 ConstructedInterpolants, 0 QuantifiedInterpolants, 3081 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 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 83 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-08 17:21:57,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fd12448-99aa-42a0-8856-62a27590978d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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