./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:04:26,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:04:26,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-09 06:04:26,214 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:04:26,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:04:26,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:04:26,252 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:04:26,252 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:04:26,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:04:26,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:04:26,254 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:04:26,255 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:04:26,255 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:04:26,256 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:04:26,256 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:04:26,257 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:04:26,257 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:04:26,258 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:04:26,258 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:04:26,259 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:04:26,259 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:04:26,260 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:04:26,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:04:26,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:04:26,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:04:26,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:04:26,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:04:26,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:04:26,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:04:26,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:04:26,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:04:26,266 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 06:04:26,270 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:04:26,271 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 06:04:26,271 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:04:26,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:04:26,272 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:04:26,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:04:26,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:04:26,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:04:26,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:04:26,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:04:26,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:04:26,283 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:04:26,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:04:26,284 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:04:26,284 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:04:26,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:04:26,285 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a0558934008acf79b7e5b205fa256c568a1b783af274566f36b253458639325 [2024-11-09 06:04:26,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:04:26,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:04:26,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:04:26,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:04:26,706 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:04:26,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c Unable to find full path for "g++" [2024-11-09 06:04:28,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:04:28,988 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:04:28,989 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/sv-benchmarks/c/weaver/chl-array-int-symm.wvr.c [2024-11-09 06:04:29,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/data/463f257ec/0477f8d9f86b4a9787866d38c54dc277/FLAG30a9e7e41 [2024-11-09 06:04:29,017 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/data/463f257ec/0477f8d9f86b4a9787866d38c54dc277 [2024-11-09 06:04:29,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:04:29,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:04:29,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:04:29,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:04:29,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:04:29,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd35695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29, skipping insertion in model container [2024-11-09 06:04:29,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:04:29,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:04:29,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:04:29,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:04:29,383 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:04:29,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29 WrapperNode [2024-11-09 06:04:29,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:04:29,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:04:29,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:04:29,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:04:29,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,447 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 14, calls inlined = 18, statements flattened = 347 [2024-11-09 06:04:29,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:04:29,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:04:29,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:04:29,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:04:29,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,494 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:04:29,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:04:29,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:04:29,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:04:29,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (1/1) ... [2024-11-09 06:04:29,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:04:29,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:04:29,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:04:29,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:04:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:04:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 06:04:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 06:04:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 06:04:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 06:04:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:04:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:04:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:04:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:04:29,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:04:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:04:29,601 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 06:04:29,758 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:04:29,761 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:04:30,608 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 06:04:30,609 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:04:30,637 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:04:30,637 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 06:04:30,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:04:30 BoogieIcfgContainer [2024-11-09 06:04:30,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:04:30,641 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:04:30,641 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:04:30,645 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:04:30,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:04:29" (1/3) ... [2024-11-09 06:04:30,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6899812f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:04:30, skipping insertion in model container [2024-11-09 06:04:30,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:04:29" (2/3) ... [2024-11-09 06:04:30,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6899812f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:04:30, skipping insertion in model container [2024-11-09 06:04:30,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:04:30" (3/3) ... [2024-11-09 06:04:30,649 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-array-int-symm.wvr.c [2024-11-09 06:04:30,670 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:04:30,670 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2024-11-09 06:04:30,670 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 06:04:30,871 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-09 06:04:30,929 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 442 places, 461 transitions, 936 flow [2024-11-09 06:04:32,517 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 37258 states, 37020 states have (on average 2.751890869800108) internal successors, (101875), 37257 states have internal predecessors, (101875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:32,559 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:04:32,570 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=FINITE_AUTOMATA, 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;@290be62c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:04:32,570 INFO L334 AbstractCegarLoop]: Starting to check reachability of 72 error locations. [2024-11-09 06:04:32,750 INFO L276 IsEmpty]: Start isEmpty. Operand has 37258 states, 37020 states have (on average 2.751890869800108) internal successors, (101875), 37257 states have internal predecessors, (101875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:32,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 06:04:32,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:32,759 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:04:32,760 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:32,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:32,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1284845785, now seen corresponding path program 1 times [2024-11-09 06:04:32,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:32,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056677033] [2024-11-09 06:04:32,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:32,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:32,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:32,988 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:32,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056677033] [2024-11-09 06:04:32,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056677033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:32,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:32,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:32,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299037314] [2024-11-09 06:04:32,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:32,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:32,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:33,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:33,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:33,079 INFO L87 Difference]: Start difference. First operand has 37258 states, 37020 states have (on average 2.751890869800108) internal successors, (101875), 37257 states have internal predecessors, (101875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:34,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:34,711 INFO L93 Difference]: Finished difference Result 74470 states and 203703 transitions. [2024-11-09 06:04:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:34,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-09 06:04:34,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:35,161 INFO L225 Difference]: With dead ends: 74470 [2024-11-09 06:04:35,162 INFO L226 Difference]: Without dead ends: 37141 [2024-11-09 06:04:35,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:35,242 INFO L432 NwaCegarLoop]: 421 mSDtfsCounter, 2 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:35,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 822 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:04:35,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37141 states. [2024-11-09 06:04:36,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37141 to 37141. [2024-11-09 06:04:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37141 states, 36848 states have (on average 2.701829135909683) internal successors, (99557), 37140 states have internal predecessors, (99557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:37,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37141 states to 37141 states and 99557 transitions. [2024-11-09 06:04:37,549 INFO L78 Accepts]: Start accepts. Automaton has 37141 states and 99557 transitions. Word has length 22 [2024-11-09 06:04:37,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:37,551 INFO L471 AbstractCegarLoop]: Abstraction has 37141 states and 99557 transitions. [2024-11-09 06:04:37,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37141 states and 99557 transitions. [2024-11-09 06:04:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 06:04:37,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:37,554 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:37,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:04:37,556 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:37,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:37,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1955950118, now seen corresponding path program 1 times [2024-11-09 06:04:37,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:37,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730878016] [2024-11-09 06:04:37,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:37,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:37,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:37,681 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:37,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730878016] [2024-11-09 06:04:37,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730878016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:37,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:37,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:37,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762452820] [2024-11-09 06:04:37,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:37,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:37,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:37,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:37,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:37,687 INFO L87 Difference]: Start difference. First operand 37141 states and 99557 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:38,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:38,423 INFO L93 Difference]: Finished difference Result 37141 states and 99557 transitions. [2024-11-09 06:04:38,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:38,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2024-11-09 06:04:38,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:38,933 INFO L225 Difference]: With dead ends: 37141 [2024-11-09 06:04:38,934 INFO L226 Difference]: Without dead ends: 37140 [2024-11-09 06:04:38,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:38,949 INFO L432 NwaCegarLoop]: 414 mSDtfsCounter, 2 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:38,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 808 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:04:39,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37140 states. [2024-11-09 06:04:39,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37140 to 37140. [2024-11-09 06:04:40,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37140 states, 36848 states have (on average 2.7018019973947025) internal successors, (99556), 37139 states have internal predecessors, (99556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37140 states to 37140 states and 99556 transitions. [2024-11-09 06:04:40,578 INFO L78 Accepts]: Start accepts. Automaton has 37140 states and 99556 transitions. Word has length 30 [2024-11-09 06:04:40,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:40,579 INFO L471 AbstractCegarLoop]: Abstraction has 37140 states and 99556 transitions. [2024-11-09 06:04:40,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:40,579 INFO L276 IsEmpty]: Start isEmpty. Operand 37140 states and 99556 transitions. [2024-11-09 06:04:40,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 06:04:40,581 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:40,581 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:40,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:04:40,582 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:40,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:40,583 INFO L85 PathProgramCache]: Analyzing trace with hash -819376604, now seen corresponding path program 1 times [2024-11-09 06:04:40,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:40,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487015416] [2024-11-09 06:04:40,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:40,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:40,649 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:40,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487015416] [2024-11-09 06:04:40,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487015416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:40,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:40,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:40,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707120844] [2024-11-09 06:04:40,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:40,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:40,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:40,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:40,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:40,654 INFO L87 Difference]: Start difference. First operand 37140 states and 99556 transitions. Second operand has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:41,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:41,162 INFO L93 Difference]: Finished difference Result 37140 states and 99556 transitions. [2024-11-09 06:04:41,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:41,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2024-11-09 06:04:41,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:41,421 INFO L225 Difference]: With dead ends: 37140 [2024-11-09 06:04:41,424 INFO L226 Difference]: Without dead ends: 35817 [2024-11-09 06:04:41,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:41,458 INFO L432 NwaCegarLoop]: 405 mSDtfsCounter, 377 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:41,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 435 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:04:41,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35817 states. [2024-11-09 06:04:43,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35817 to 35817. [2024-11-09 06:04:43,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35817 states, 35590 states have (on average 2.697808373138522) internal successors, (96015), 35816 states have internal predecessors, (96015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35817 states to 35817 states and 96015 transitions. [2024-11-09 06:04:43,438 INFO L78 Accepts]: Start accepts. Automaton has 35817 states and 96015 transitions. Word has length 34 [2024-11-09 06:04:43,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:43,439 INFO L471 AbstractCegarLoop]: Abstraction has 35817 states and 96015 transitions. [2024-11-09 06:04:43,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 35817 states and 96015 transitions. [2024-11-09 06:04:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 06:04:43,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:43,441 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:04:43,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 06:04:43,442 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:43,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:43,443 INFO L85 PathProgramCache]: Analyzing trace with hash 491644815, now seen corresponding path program 1 times [2024-11-09 06:04:43,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:43,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094433283] [2024-11-09 06:04:43,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:43,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:43,626 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:43,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094433283] [2024-11-09 06:04:43,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094433283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:43,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:43,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:43,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873530293] [2024-11-09 06:04:43,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:43,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:43,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:43,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:43,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:43,630 INFO L87 Difference]: Start difference. First operand 35817 states and 96015 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:43,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:43,951 INFO L93 Difference]: Finished difference Result 35817 states and 96015 transitions. [2024-11-09 06:04:43,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:43,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2024-11-09 06:04:43,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:44,192 INFO L225 Difference]: With dead ends: 35817 [2024-11-09 06:04:44,193 INFO L226 Difference]: Without dead ends: 35816 [2024-11-09 06:04:44,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:44,219 INFO L432 NwaCegarLoop]: 408 mSDtfsCounter, 2 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 799 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:44,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 799 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:04:44,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35816 states. [2024-11-09 06:04:45,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35816 to 35816. [2024-11-09 06:04:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35816 states, 35590 states have (on average 2.6977802753582467) internal successors, (96014), 35815 states have internal predecessors, (96014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35816 states to 35816 states and 96014 transitions. [2024-11-09 06:04:46,152 INFO L78 Accepts]: Start accepts. Automaton has 35816 states and 96014 transitions. Word has length 64 [2024-11-09 06:04:46,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:46,153 INFO L471 AbstractCegarLoop]: Abstraction has 35816 states and 96014 transitions. [2024-11-09 06:04:46,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 35816 states and 96014 transitions. [2024-11-09 06:04:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-09 06:04:46,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:46,157 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:46,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 06:04:46,157 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:46,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:46,158 INFO L85 PathProgramCache]: Analyzing trace with hash -947929825, now seen corresponding path program 1 times [2024-11-09 06:04:46,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:46,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855932863] [2024-11-09 06:04:46,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:46,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:47,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:47,137 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:47,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855932863] [2024-11-09 06:04:47,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855932863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:47,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:47,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:04:47,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44738854] [2024-11-09 06:04:47,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:47,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:04:47,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:47,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:04:47,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:04:47,142 INFO L87 Difference]: Start difference. First operand 35816 states and 96014 transitions. Second operand has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:48,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:48,026 INFO L93 Difference]: Finished difference Result 35816 states and 96014 transitions. [2024-11-09 06:04:48,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:04:48,027 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2024-11-09 06:04:48,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:48,294 INFO L225 Difference]: With dead ends: 35816 [2024-11-09 06:04:48,295 INFO L226 Difference]: Without dead ends: 35814 [2024-11-09 06:04:48,318 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:04:48,321 INFO L432 NwaCegarLoop]: 399 mSDtfsCounter, 8 mSDsluCounter, 951 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:48,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 1350 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 06:04:48,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35814 states. [2024-11-09 06:04:49,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35814 to 35814. [2024-11-09 06:04:49,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35814 states, 35590 states have (on average 2.697724079797696) internal successors, (96012), 35813 states have internal predecessors, (96012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35814 states to 35814 states and 96012 transitions. [2024-11-09 06:04:49,790 INFO L78 Accepts]: Start accepts. Automaton has 35814 states and 96012 transitions. Word has length 65 [2024-11-09 06:04:49,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:49,791 INFO L471 AbstractCegarLoop]: Abstraction has 35814 states and 96012 transitions. [2024-11-09 06:04:49,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 35814 states and 96012 transitions. [2024-11-09 06:04:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-09 06:04:49,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:49,793 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:49,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 06:04:49,793 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:49,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:49,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1870740224, now seen corresponding path program 1 times [2024-11-09 06:04:49,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:49,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562810661] [2024-11-09 06:04:49,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:49,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:49,853 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:49,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562810661] [2024-11-09 06:04:49,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562810661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:49,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:49,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:49,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783829516] [2024-11-09 06:04:49,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:49,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:49,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:49,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:49,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:49,856 INFO L87 Difference]: Start difference. First operand 35814 states and 96012 transitions. Second operand has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:50,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:50,188 INFO L93 Difference]: Finished difference Result 35814 states and 96012 transitions. [2024-11-09 06:04:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:50,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2024-11-09 06:04:50,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:50,913 INFO L225 Difference]: With dead ends: 35814 [2024-11-09 06:04:50,917 INFO L226 Difference]: Without dead ends: 34515 [2024-11-09 06:04:50,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:50,936 INFO L432 NwaCegarLoop]: 397 mSDtfsCounter, 318 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:50,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 478 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:04:51,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34515 states. [2024-11-09 06:04:51,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34515 to 34515. [2024-11-09 06:04:51,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34515 states, 34348 states have (on average 2.694043321299639) internal successors, (92535), 34514 states have internal predecessors, (92535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34515 states to 34515 states and 92535 transitions. [2024-11-09 06:04:51,892 INFO L78 Accepts]: Start accepts. Automaton has 34515 states and 92535 transitions. Word has length 68 [2024-11-09 06:04:51,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:51,892 INFO L471 AbstractCegarLoop]: Abstraction has 34515 states and 92535 transitions. [2024-11-09 06:04:51,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:51,893 INFO L276 IsEmpty]: Start isEmpty. Operand 34515 states and 92535 transitions. [2024-11-09 06:04:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-09 06:04:51,895 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:51,895 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:51,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 06:04:51,896 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:51,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:51,896 INFO L85 PathProgramCache]: Analyzing trace with hash 222140225, now seen corresponding path program 1 times [2024-11-09 06:04:51,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:51,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515290732] [2024-11-09 06:04:51,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:51,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:51,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:51,982 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:51,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515290732] [2024-11-09 06:04:51,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515290732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:51,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:51,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:51,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951004096] [2024-11-09 06:04:51,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:51,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:51,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:51,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:51,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:51,986 INFO L87 Difference]: Start difference. First operand 34515 states and 92535 transitions. Second operand has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:52,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:52,672 INFO L93 Difference]: Finished difference Result 34515 states and 92535 transitions. [2024-11-09 06:04:52,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:52,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-09 06:04:52,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:52,916 INFO L225 Difference]: With dead ends: 34515 [2024-11-09 06:04:52,916 INFO L226 Difference]: Without dead ends: 34514 [2024-11-09 06:04:52,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:52,936 INFO L432 NwaCegarLoop]: 400 mSDtfsCounter, 2 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:52,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 783 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:04:53,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34514 states. [2024-11-09 06:04:53,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34514 to 34514. [2024-11-09 06:04:53,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34514 states, 34348 states have (on average 2.694014207523) internal successors, (92534), 34513 states have internal predecessors, (92534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34514 states to 34514 states and 92534 transitions. [2024-11-09 06:04:54,293 INFO L78 Accepts]: Start accepts. Automaton has 34514 states and 92534 transitions. Word has length 98 [2024-11-09 06:04:54,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:54,294 INFO L471 AbstractCegarLoop]: Abstraction has 34514 states and 92534 transitions. [2024-11-09 06:04:54,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 49.0) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 34514 states and 92534 transitions. [2024-11-09 06:04:54,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-09 06:04:54,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:54,297 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:54,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 06:04:54,297 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:54,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:54,298 INFO L85 PathProgramCache]: Analyzing trace with hash -976145307, now seen corresponding path program 1 times [2024-11-09 06:04:54,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:54,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172662323] [2024-11-09 06:04:54,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:54,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:54,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:54,390 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:54,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172662323] [2024-11-09 06:04:54,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172662323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:54,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:54,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:54,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719804709] [2024-11-09 06:04:54,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:54,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:54,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:54,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:54,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:54,394 INFO L87 Difference]: Start difference. First operand 34514 states and 92534 transitions. Second operand has 3 states, 2 states have (on average 57.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:54,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:54,826 INFO L93 Difference]: Finished difference Result 34514 states and 92534 transitions. [2024-11-09 06:04:54,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:54,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 57.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2024-11-09 06:04:54,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:55,084 INFO L225 Difference]: With dead ends: 34514 [2024-11-09 06:04:55,084 INFO L226 Difference]: Without dead ends: 34190 [2024-11-09 06:04:55,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:55,107 INFO L432 NwaCegarLoop]: 514 mSDtfsCounter, 117 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:55,108 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 898 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:04:55,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34190 states. [2024-11-09 06:04:56,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34190 to 34190. [2024-11-09 06:04:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34190 states, 34037 states have (on average 2.693186826101008) internal successors, (91668), 34189 states have internal predecessors, (91668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34190 states to 34190 states and 91668 transitions. [2024-11-09 06:04:57,101 INFO L78 Accepts]: Start accepts. Automaton has 34190 states and 91668 transitions. Word has length 114 [2024-11-09 06:04:57,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:57,101 INFO L471 AbstractCegarLoop]: Abstraction has 34190 states and 91668 transitions. [2024-11-09 06:04:57,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 57.0) internal successors, (114), 3 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:57,102 INFO L276 IsEmpty]: Start isEmpty. Operand 34190 states and 91668 transitions. [2024-11-09 06:04:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-09 06:04:57,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:57,105 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:04:57,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 06:04:57,108 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:57,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:57,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1483516857, now seen corresponding path program 1 times [2024-11-09 06:04:57,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:57,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083690454] [2024-11-09 06:04:57,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:57,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:57,172 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:57,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083690454] [2024-11-09 06:04:57,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083690454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:57,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:57,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:04:57,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473890500] [2024-11-09 06:04:57,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:57,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:57,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:57,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:57,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:57,174 INFO L87 Difference]: Start difference. First operand 34190 states and 91668 transitions. Second operand has 3 states, 2 states have (on average 60.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:57,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:57,440 INFO L93 Difference]: Finished difference Result 34190 states and 91668 transitions. [2024-11-09 06:04:57,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:57,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 60.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2024-11-09 06:04:57,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:57,619 INFO L225 Difference]: With dead ends: 34190 [2024-11-09 06:04:57,620 INFO L226 Difference]: Without dead ends: 33874 [2024-11-09 06:04:57,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:57,639 INFO L432 NwaCegarLoop]: 507 mSDtfsCounter, 111 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:57,639 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 891 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:04:57,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33874 states. [2024-11-09 06:04:58,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33874 to 33874. [2024-11-09 06:04:58,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33874 states, 33733 states have (on average 2.6923190940621944) internal successors, (90820), 33873 states have internal predecessors, (90820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33874 states to 33874 states and 90820 transitions. [2024-11-09 06:04:58,984 INFO L78 Accepts]: Start accepts. Automaton has 33874 states and 90820 transitions. Word has length 120 [2024-11-09 06:04:58,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:04:58,985 INFO L471 AbstractCegarLoop]: Abstraction has 33874 states and 90820 transitions. [2024-11-09 06:04:58,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 60.0) internal successors, (120), 3 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 33874 states and 90820 transitions. [2024-11-09 06:04:58,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-09 06:04:58,988 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:04:58,988 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:04:58,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 06:04:58,989 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:04:58,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:04:58,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1003073772, now seen corresponding path program 1 times [2024-11-09 06:04:58,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:04:58,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052557114] [2024-11-09 06:04:58,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:04:58,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:04:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:04:59,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:04:59,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:04:59,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052557114] [2024-11-09 06:04:59,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052557114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:04:59,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:04:59,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:04:59,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748866023] [2024-11-09 06:04:59,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:04:59,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:04:59,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:04:59,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:04:59,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:59,048 INFO L87 Difference]: Start difference. First operand 33874 states and 90820 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:04:59,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:04:59,486 INFO L93 Difference]: Finished difference Result 64404 states and 173237 transitions. [2024-11-09 06:04:59,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:04:59,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2024-11-09 06:04:59,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:04:59,653 INFO L225 Difference]: With dead ends: 64404 [2024-11-09 06:04:59,654 INFO L226 Difference]: Without dead ends: 34189 [2024-11-09 06:04:59,732 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:04:59,733 INFO L432 NwaCegarLoop]: 512 mSDtfsCounter, 116 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:04:59,733 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 903 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:04:59,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34189 states. [2024-11-09 06:05:00,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34189 to 34189. [2024-11-09 06:05:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34189 states, 34048 states have (on average 2.6919642857142856) internal successors, (91656), 34188 states have internal predecessors, (91656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34189 states to 34189 states and 91656 transitions. [2024-11-09 06:05:01,161 INFO L78 Accepts]: Start accepts. Automaton has 34189 states and 91656 transitions. Word has length 123 [2024-11-09 06:05:01,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:01,162 INFO L471 AbstractCegarLoop]: Abstraction has 34189 states and 91656 transitions. [2024-11-09 06:05:01,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:01,163 INFO L276 IsEmpty]: Start isEmpty. Operand 34189 states and 91656 transitions. [2024-11-09 06:05:01,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-09 06:05:01,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:01,166 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:05:01,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 06:05:01,166 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:01,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:01,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1763455468, now seen corresponding path program 1 times [2024-11-09 06:05:01,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:01,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073942429] [2024-11-09 06:05:01,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:01,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:05:01,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:01,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073942429] [2024-11-09 06:05:01,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073942429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:01,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:01,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:05:01,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794204606] [2024-11-09 06:05:01,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:01,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:01,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:01,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:01,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:01,222 INFO L87 Difference]: Start difference. First operand 34189 states and 91656 transitions. Second operand has 3 states, 2 states have (on average 63.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:01,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:01,489 INFO L93 Difference]: Finished difference Result 35931 states and 96320 transitions. [2024-11-09 06:05:01,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:01,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 63.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-09 06:05:01,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:01,624 INFO L225 Difference]: With dead ends: 35931 [2024-11-09 06:05:01,624 INFO L226 Difference]: Without dead ends: 34663 [2024-11-09 06:05:01,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:01,642 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 257 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:01,642 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 724 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:01,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34663 states. [2024-11-09 06:05:02,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34663 to 32921. [2024-11-09 06:05:03,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32921 states, 32824 states have (on average 2.6888861808432853) internal successors, (88260), 32920 states have internal predecessors, (88260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32921 states to 32921 states and 88260 transitions. [2024-11-09 06:05:03,271 INFO L78 Accepts]: Start accepts. Automaton has 32921 states and 88260 transitions. Word has length 126 [2024-11-09 06:05:03,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:03,272 INFO L471 AbstractCegarLoop]: Abstraction has 32921 states and 88260 transitions. [2024-11-09 06:05:03,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 63.0) internal successors, (126), 3 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:03,272 INFO L276 IsEmpty]: Start isEmpty. Operand 32921 states and 88260 transitions. [2024-11-09 06:05:03,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-09 06:05:03,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:03,278 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:03,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 06:05:03,279 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:03,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:03,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1977430984, now seen corresponding path program 1 times [2024-11-09 06:05:03,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:03,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446338478] [2024-11-09 06:05:03,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:03,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:03,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:05:03,599 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:03,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446338478] [2024-11-09 06:05:03,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446338478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:03,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:03,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 06:05:03,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365153178] [2024-11-09 06:05:03,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:03,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:05:03,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:03,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:05:03,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:05:03,602 INFO L87 Difference]: Start difference. First operand 32921 states and 88260 transitions. Second operand has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:04,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:04,633 INFO L93 Difference]: Finished difference Result 68733 states and 184209 transitions. [2024-11-09 06:05:04,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 06:05:04,633 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2024-11-09 06:05:04,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:04,886 INFO L225 Difference]: With dead ends: 68733 [2024-11-09 06:05:04,886 INFO L226 Difference]: Without dead ends: 39321 [2024-11-09 06:05:04,951 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 06:05:04,952 INFO L432 NwaCegarLoop]: 594 mSDtfsCounter, 643 mSDsluCounter, 2537 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 3131 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:04,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [643 Valid, 3131 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:05:05,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39321 states. [2024-11-09 06:05:06,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39321 to 37622. [2024-11-09 06:05:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37622 states, 37525 states have (on average 2.6840772818121255) internal successors, (100720), 37621 states have internal predecessors, (100720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37622 states to 37622 states and 100720 transitions. [2024-11-09 06:05:06,408 INFO L78 Accepts]: Start accepts. Automaton has 37622 states and 100720 transitions. Word has length 132 [2024-11-09 06:05:06,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:06,409 INFO L471 AbstractCegarLoop]: Abstraction has 37622 states and 100720 transitions. [2024-11-09 06:05:06,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 37622 states and 100720 transitions. [2024-11-09 06:05:06,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-09 06:05:06,414 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:06,415 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:06,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 06:05:06,415 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:06,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:06,415 INFO L85 PathProgramCache]: Analyzing trace with hash 746859319, now seen corresponding path program 1 times [2024-11-09 06:05:06,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:06,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437314303] [2024-11-09 06:05:06,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:06,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:05:06,469 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:06,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437314303] [2024-11-09 06:05:06,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437314303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:06,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:06,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:05:06,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397148930] [2024-11-09 06:05:06,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:06,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:06,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:06,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:06,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:06,473 INFO L87 Difference]: Start difference. First operand 37622 states and 100720 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:06,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:06,941 INFO L93 Difference]: Finished difference Result 70750 states and 190544 transitions. [2024-11-09 06:05:06,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:06,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2024-11-09 06:05:06,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:07,766 INFO L225 Difference]: With dead ends: 70750 [2024-11-09 06:05:07,766 INFO L226 Difference]: Without dead ends: 37974 [2024-11-09 06:05:07,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:07,828 INFO L432 NwaCegarLoop]: 501 mSDtfsCounter, 109 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:07,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 888 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:07,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37974 states. [2024-11-09 06:05:08,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37974 to 37974. [2024-11-09 06:05:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37974 states, 37877 states have (on average 2.683897879979935) internal successors, (101658), 37973 states have internal predecessors, (101658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37974 states to 37974 states and 101658 transitions. [2024-11-09 06:05:08,634 INFO L78 Accepts]: Start accepts. Automaton has 37974 states and 101658 transitions. Word has length 135 [2024-11-09 06:05:08,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:08,635 INFO L471 AbstractCegarLoop]: Abstraction has 37974 states and 101658 transitions. [2024-11-09 06:05:08,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 37974 states and 101658 transitions. [2024-11-09 06:05:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-09 06:05:08,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:08,641 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:08,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 06:05:08,642 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:08,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:08,642 INFO L85 PathProgramCache]: Analyzing trace with hash 979613676, now seen corresponding path program 1 times [2024-11-09 06:05:08,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:08,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766958737] [2024-11-09 06:05:08,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:08,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:05:08,840 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:08,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766958737] [2024-11-09 06:05:08,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766958737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:08,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:08,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 06:05:08,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568631308] [2024-11-09 06:05:08,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:08,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:05:08,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:08,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:05:08,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:05:08,842 INFO L87 Difference]: Start difference. First operand 37974 states and 101658 transitions. Second operand has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:09,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:09,651 INFO L93 Difference]: Finished difference Result 40278 states and 107250 transitions. [2024-11-09 06:05:09,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 06:05:09,652 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 138 [2024-11-09 06:05:09,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:09,805 INFO L225 Difference]: With dead ends: 40278 [2024-11-09 06:05:09,805 INFO L226 Difference]: Without dead ends: 34687 [2024-11-09 06:05:09,824 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 06:05:09,824 INFO L432 NwaCegarLoop]: 496 mSDtfsCounter, 396 mSDsluCounter, 2342 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 2838 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:09,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 2838 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:05:09,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34687 states. [2024-11-09 06:05:10,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34687 to 34554. [2024-11-09 06:05:10,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34554 states, 34457 states have (on average 2.679339466581536) internal successors, (92322), 34553 states have internal predecessors, (92322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:10,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34554 states to 34554 states and 92322 transitions. [2024-11-09 06:05:10,560 INFO L78 Accepts]: Start accepts. Automaton has 34554 states and 92322 transitions. Word has length 138 [2024-11-09 06:05:10,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:10,560 INFO L471 AbstractCegarLoop]: Abstraction has 34554 states and 92322 transitions. [2024-11-09 06:05:10,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 34554 states and 92322 transitions. [2024-11-09 06:05:10,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 06:05:10,568 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:10,569 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:10,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 06:05:10,569 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:10,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:10,570 INFO L85 PathProgramCache]: Analyzing trace with hash -845047784, now seen corresponding path program 1 times [2024-11-09 06:05:10,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:10,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102504995] [2024-11-09 06:05:10,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:10,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:11,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 06:05:11,060 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:11,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102504995] [2024-11-09 06:05:11,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102504995] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:11,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:11,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 06:05:11,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541680604] [2024-11-09 06:05:11,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:11,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:05:11,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:11,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:05:11,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:05:11,063 INFO L87 Difference]: Start difference. First operand 34554 states and 92322 transitions. Second operand has 8 states, 8 states have (on average 18.5) internal successors, (148), 8 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:12,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:12,132 INFO L93 Difference]: Finished difference Result 73214 states and 196030 transitions. [2024-11-09 06:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 06:05:12,133 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.5) internal successors, (148), 8 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 148 [2024-11-09 06:05:12,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:12,414 INFO L225 Difference]: With dead ends: 73214 [2024-11-09 06:05:12,414 INFO L226 Difference]: Without dead ends: 43504 [2024-11-09 06:05:12,496 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 06:05:12,497 INFO L432 NwaCegarLoop]: 594 mSDtfsCounter, 569 mSDsluCounter, 2083 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2677 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:12,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [569 Valid, 2677 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:05:12,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43504 states. [2024-11-09 06:05:13,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43504 to 40187. [2024-11-09 06:05:14,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40187 states, 40090 states have (on average 2.6855824395111) internal successors, (107665), 40186 states have internal predecessors, (107665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40187 states to 40187 states and 107665 transitions. [2024-11-09 06:05:14,217 INFO L78 Accepts]: Start accepts. Automaton has 40187 states and 107665 transitions. Word has length 148 [2024-11-09 06:05:14,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:14,218 INFO L471 AbstractCegarLoop]: Abstraction has 40187 states and 107665 transitions. [2024-11-09 06:05:14,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.5) internal successors, (148), 8 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:14,218 INFO L276 IsEmpty]: Start isEmpty. Operand 40187 states and 107665 transitions. [2024-11-09 06:05:14,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 06:05:14,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:14,229 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:14,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 06:05:14,230 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:14,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:14,230 INFO L85 PathProgramCache]: Analyzing trace with hash -524085499, now seen corresponding path program 1 times [2024-11-09 06:05:14,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:14,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473196778] [2024-11-09 06:05:14,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:14,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:14,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:05:14,292 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:14,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473196778] [2024-11-09 06:05:14,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473196778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:14,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:14,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:05:14,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487398105] [2024-11-09 06:05:14,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:14,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:14,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:14,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:14,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:14,295 INFO L87 Difference]: Start difference. First operand 40187 states and 107665 transitions. Second operand has 3 states, 2 states have (on average 77.0) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:14,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:14,675 INFO L93 Difference]: Finished difference Result 40187 states and 107665 transitions. [2024-11-09 06:05:14,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:14,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 77.0) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-09 06:05:14,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:14,957 INFO L225 Difference]: With dead ends: 40187 [2024-11-09 06:05:14,958 INFO L226 Difference]: Without dead ends: 40184 [2024-11-09 06:05:14,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:14,973 INFO L432 NwaCegarLoop]: 389 mSDtfsCounter, 35 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:14,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 738 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:15,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40184 states. [2024-11-09 06:05:16,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40184 to 40184. [2024-11-09 06:05:16,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40184 states, 40090 states have (on average 2.685507607882265) internal successors, (107662), 40183 states have internal predecessors, (107662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40184 states to 40184 states and 107662 transitions. [2024-11-09 06:05:16,341 INFO L78 Accepts]: Start accepts. Automaton has 40184 states and 107662 transitions. Word has length 154 [2024-11-09 06:05:16,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:16,342 INFO L471 AbstractCegarLoop]: Abstraction has 40184 states and 107662 transitions. [2024-11-09 06:05:16,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 77.0) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 40184 states and 107662 transitions. [2024-11-09 06:05:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-09 06:05:16,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:16,351 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:16,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 06:05:16,351 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:16,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:16,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1104288716, now seen corresponding path program 1 times [2024-11-09 06:05:16,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:16,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327248455] [2024-11-09 06:05:16,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:16,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 06:05:16,636 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:16,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327248455] [2024-11-09 06:05:16,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327248455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:16,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:16,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 06:05:16,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427254600] [2024-11-09 06:05:16,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:16,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 06:05:16,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:16,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 06:05:16,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 06:05:16,639 INFO L87 Difference]: Start difference. First operand 40184 states and 107662 transitions. Second operand has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:17,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:17,379 INFO L93 Difference]: Finished difference Result 44133 states and 117511 transitions. [2024-11-09 06:05:17,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 06:05:17,380 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-09 06:05:17,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:18,185 INFO L225 Difference]: With dead ends: 44133 [2024-11-09 06:05:18,186 INFO L226 Difference]: Without dead ends: 37726 [2024-11-09 06:05:18,202 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 06:05:18,203 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 391 mSDsluCounter, 2296 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 2793 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:18,203 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 2793 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 06:05:18,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37726 states. [2024-11-09 06:05:18,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37726 to 36236. [2024-11-09 06:05:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36236 states, 36142 states have (on average 2.6759172154280337) internal successors, (96713), 36235 states have internal predecessors, (96713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36236 states to 36236 states and 96713 transitions. [2024-11-09 06:05:19,102 INFO L78 Accepts]: Start accepts. Automaton has 36236 states and 96713 transitions. Word has length 154 [2024-11-09 06:05:19,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:19,103 INFO L471 AbstractCegarLoop]: Abstraction has 36236 states and 96713 transitions. [2024-11-09 06:05:19,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 36236 states and 96713 transitions. [2024-11-09 06:05:19,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-09 06:05:19,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:19,112 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:19,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 06:05:19,112 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:19,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:19,113 INFO L85 PathProgramCache]: Analyzing trace with hash 218314412, now seen corresponding path program 1 times [2024-11-09 06:05:19,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:19,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670767048] [2024-11-09 06:05:19,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:19,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:05:19,176 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:19,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670767048] [2024-11-09 06:05:19,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670767048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:19,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:19,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:05:19,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619634967] [2024-11-09 06:05:19,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:19,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:19,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:19,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:19,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:19,179 INFO L87 Difference]: Start difference. First operand 36236 states and 96713 transitions. Second operand has 3 states, 2 states have (on average 79.0) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:19,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:19,550 INFO L93 Difference]: Finished difference Result 36260 states and 96738 transitions. [2024-11-09 06:05:19,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:19,550 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 79.0) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2024-11-09 06:05:19,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:20,370 INFO L225 Difference]: With dead ends: 36260 [2024-11-09 06:05:20,371 INFO L226 Difference]: Without dead ends: 32940 [2024-11-09 06:05:20,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:20,389 INFO L432 NwaCegarLoop]: 412 mSDtfsCounter, 27 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 789 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:20,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 789 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:20,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32940 states. [2024-11-09 06:05:21,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32940 to 32940. [2024-11-09 06:05:21,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32940 states, 32849 states have (on average 2.6869615513409846) internal successors, (88264), 32939 states have internal predecessors, (88264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32940 states to 32940 states and 88264 transitions. [2024-11-09 06:05:21,488 INFO L78 Accepts]: Start accepts. Automaton has 32940 states and 88264 transitions. Word has length 158 [2024-11-09 06:05:21,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:21,489 INFO L471 AbstractCegarLoop]: Abstraction has 32940 states and 88264 transitions. [2024-11-09 06:05:21,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 79.0) internal successors, (158), 3 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 32940 states and 88264 transitions. [2024-11-09 06:05:21,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 06:05:21,493 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:21,493 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:21,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 06:05:21,494 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:21,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:21,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1472025188, now seen corresponding path program 1 times [2024-11-09 06:05:21,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:21,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418827932] [2024-11-09 06:05:21,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:21,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:22,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:22,746 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:22,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418827932] [2024-11-09 06:05:22,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418827932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:22,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:22,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:05:22,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324474180] [2024-11-09 06:05:22,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:22,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:05:22,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:22,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:05:22,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:22,750 INFO L87 Difference]: Start difference. First operand 32940 states and 88264 transitions. Second operand has 6 states, 5 states have (on average 32.8) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:23,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:23,836 INFO L93 Difference]: Finished difference Result 33888 states and 90433 transitions. [2024-11-09 06:05:23,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:05:23,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.8) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-09 06:05:23,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:24,072 INFO L225 Difference]: With dead ends: 33888 [2024-11-09 06:05:24,072 INFO L226 Difference]: Without dead ends: 33252 [2024-11-09 06:05:24,087 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:24,088 INFO L432 NwaCegarLoop]: 673 mSDtfsCounter, 508 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 1489 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:24,088 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 1489 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 06:05:24,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33252 states. [2024-11-09 06:05:24,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33252 to 32304. [2024-11-09 06:05:24,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32304 states, 32233 states have (on average 2.685570688424906) internal successors, (86564), 32303 states have internal predecessors, (86564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:24,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32304 states to 32304 states and 86564 transitions. [2024-11-09 06:05:24,930 INFO L78 Accepts]: Start accepts. Automaton has 32304 states and 86564 transitions. Word has length 164 [2024-11-09 06:05:24,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:24,930 INFO L471 AbstractCegarLoop]: Abstraction has 32304 states and 86564 transitions. [2024-11-09 06:05:24,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.8) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 32304 states and 86564 transitions. [2024-11-09 06:05:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-09 06:05:24,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:24,933 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:24,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 06:05:24,934 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:24,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:24,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1571930146, now seen corresponding path program 1 times [2024-11-09 06:05:24,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:24,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340302833] [2024-11-09 06:05:24,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:24,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:25,242 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:25,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340302833] [2024-11-09 06:05:25,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340302833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:25,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:25,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:05:25,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219260221] [2024-11-09 06:05:25,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:25,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:25,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:25,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:25,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:25,245 INFO L87 Difference]: Start difference. First operand 32304 states and 86564 transitions. Second operand has 3 states, 2 states have (on average 83.0) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:25,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:25,654 INFO L93 Difference]: Finished difference Result 35604 states and 95435 transitions. [2024-11-09 06:05:25,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:25,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 83.0) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-09 06:05:25,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:25,917 INFO L225 Difference]: With dead ends: 35604 [2024-11-09 06:05:25,917 INFO L226 Difference]: Without dead ends: 34366 [2024-11-09 06:05:25,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:25,937 INFO L432 NwaCegarLoop]: 420 mSDtfsCounter, 209 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:25,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 629 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:25,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34366 states. [2024-11-09 06:05:26,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34366 to 31066. [2024-11-09 06:05:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31066 states, 31027 states have (on average 2.6830824765526797) internal successors, (83248), 31065 states have internal predecessors, (83248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31066 states to 31066 states and 83248 transitions. [2024-11-09 06:05:26,810 INFO L78 Accepts]: Start accepts. Automaton has 31066 states and 83248 transitions. Word has length 166 [2024-11-09 06:05:26,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:26,811 INFO L471 AbstractCegarLoop]: Abstraction has 31066 states and 83248 transitions. [2024-11-09 06:05:26,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 83.0) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 31066 states and 83248 transitions. [2024-11-09 06:05:26,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-09 06:05:26,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:26,815 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:26,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 06:05:26,815 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:26,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:26,816 INFO L85 PathProgramCache]: Analyzing trace with hash 155582032, now seen corresponding path program 1 times [2024-11-09 06:05:26,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:26,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101771073] [2024-11-09 06:05:26,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:26,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:27,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:27,764 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:27,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101771073] [2024-11-09 06:05:27,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101771073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:27,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:27,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:05:27,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981201258] [2024-11-09 06:05:27,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:27,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:05:27,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:27,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:05:27,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:27,768 INFO L87 Difference]: Start difference. First operand 31066 states and 83248 transitions. Second operand has 6 states, 5 states have (on average 34.0) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:28,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:28,691 INFO L93 Difference]: Finished difference Result 31867 states and 85117 transitions. [2024-11-09 06:05:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:05:28,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.0) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-11-09 06:05:28,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:28,871 INFO L225 Difference]: With dead ends: 31867 [2024-11-09 06:05:28,871 INFO L226 Difference]: Without dead ends: 31265 [2024-11-09 06:05:28,883 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:28,884 INFO L432 NwaCegarLoop]: 639 mSDtfsCounter, 523 mSDsluCounter, 705 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1344 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:28,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [523 Valid, 1344 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 06:05:28,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31265 states. [2024-11-09 06:05:29,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31265 to 30464. [2024-11-09 06:05:29,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30464 states, 30437 states have (on average 2.6819988829385286) internal successors, (81632), 30463 states have internal predecessors, (81632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:30,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30464 states to 30464 states and 81632 transitions. [2024-11-09 06:05:30,150 INFO L78 Accepts]: Start accepts. Automaton has 30464 states and 81632 transitions. Word has length 170 [2024-11-09 06:05:30,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:30,151 INFO L471 AbstractCegarLoop]: Abstraction has 30464 states and 81632 transitions. [2024-11-09 06:05:30,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.0) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:30,151 INFO L276 IsEmpty]: Start isEmpty. Operand 30464 states and 81632 transitions. [2024-11-09 06:05:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-09 06:05:30,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:30,158 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:30,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 06:05:30,159 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:30,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:30,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1300320834, now seen corresponding path program 1 times [2024-11-09 06:05:30,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:30,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138375481] [2024-11-09 06:05:30,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:30,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:31,037 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:31,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138375481] [2024-11-09 06:05:31,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138375481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:31,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:31,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:05:31,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593317886] [2024-11-09 06:05:31,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:31,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:05:31,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:31,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:05:31,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:31,040 INFO L87 Difference]: Start difference. First operand 30464 states and 81632 transitions. Second operand has 6 states, 5 states have (on average 34.4) internal successors, (172), 6 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:31,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:31,816 INFO L93 Difference]: Finished difference Result 31372 states and 83709 transitions. [2024-11-09 06:05:31,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:05:31,816 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.4) internal successors, (172), 6 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2024-11-09 06:05:31,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:32,060 INFO L225 Difference]: With dead ends: 31372 [2024-11-09 06:05:32,060 INFO L226 Difference]: Without dead ends: 30760 [2024-11-09 06:05:32,292 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:32,292 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 528 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 1389 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:32,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [528 Valid, 1389 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 06:05:32,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30760 states. [2024-11-09 06:05:32,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30760 to 29852. [2024-11-09 06:05:32,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29852 states, 29837 states have (on average 2.6811006468478733) internal successors, (79996), 29851 states have internal predecessors, (79996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:33,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29852 states to 29852 states and 79996 transitions. [2024-11-09 06:05:33,112 INFO L78 Accepts]: Start accepts. Automaton has 29852 states and 79996 transitions. Word has length 172 [2024-11-09 06:05:33,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:33,113 INFO L471 AbstractCegarLoop]: Abstraction has 29852 states and 79996 transitions. [2024-11-09 06:05:33,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.4) internal successors, (172), 6 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 29852 states and 79996 transitions. [2024-11-09 06:05:33,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-09 06:05:33,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:33,118 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:33,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 06:05:33,119 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:33,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:33,119 INFO L85 PathProgramCache]: Analyzing trace with hash -693217162, now seen corresponding path program 1 times [2024-11-09 06:05:33,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:33,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013757458] [2024-11-09 06:05:33,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:33,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:33,746 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:33,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013757458] [2024-11-09 06:05:33,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013757458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:33,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:33,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:05:33,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659565484] [2024-11-09 06:05:33,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:33,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 06:05:33,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:33,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 06:05:33,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:33,748 INFO L87 Difference]: Start difference. First operand 29852 states and 79996 transitions. Second operand has 6 states, 5 states have (on average 35.6) internal successors, (178), 6 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:34,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:34,737 INFO L93 Difference]: Finished difference Result 30635 states and 81823 transitions. [2024-11-09 06:05:34,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 06:05:34,738 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.6) internal successors, (178), 6 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-11-09 06:05:34,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:34,897 INFO L225 Difference]: With dead ends: 30635 [2024-11-09 06:05:34,897 INFO L226 Difference]: Without dead ends: 30045 [2024-11-09 06:05:34,908 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 06:05:34,908 INFO L432 NwaCegarLoop]: 643 mSDtfsCounter, 446 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:34,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [446 Valid, 1431 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 06:05:34,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30045 states. [2024-11-09 06:05:35,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30045 to 29262. [2024-11-09 06:05:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29262 states, 29255 states have (on average 2.6802939668432746) internal successors, (78412), 29261 states have internal predecessors, (78412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:35,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29262 states to 29262 states and 78412 transitions. [2024-11-09 06:05:35,634 INFO L78 Accepts]: Start accepts. Automaton has 29262 states and 78412 transitions. Word has length 178 [2024-11-09 06:05:35,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:35,635 INFO L471 AbstractCegarLoop]: Abstraction has 29262 states and 78412 transitions. [2024-11-09 06:05:35,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.6) internal successors, (178), 6 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 29262 states and 78412 transitions. [2024-11-09 06:05:35,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-09 06:05:35,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:35,667 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:35,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 06:05:35,667 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:35,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:35,668 INFO L85 PathProgramCache]: Analyzing trace with hash 710898066, now seen corresponding path program 1 times [2024-11-09 06:05:35,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:35,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959656109] [2024-11-09 06:05:35,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:35,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:35,979 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:35,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959656109] [2024-11-09 06:05:35,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959656109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:35,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:35,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:05:35,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650899228] [2024-11-09 06:05:35,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:35,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:35,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:35,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:35,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:35,985 INFO L87 Difference]: Start difference. First operand 29262 states and 78412 transitions. Second operand has 3 states, 2 states have (on average 108.5) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:36,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:36,268 INFO L93 Difference]: Finished difference Result 29262 states and 78412 transitions. [2024-11-09 06:05:36,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:36,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 108.5) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 217 [2024-11-09 06:05:36,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:36,422 INFO L225 Difference]: With dead ends: 29262 [2024-11-09 06:05:36,423 INFO L226 Difference]: Without dead ends: 26124 [2024-11-09 06:05:36,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:36,437 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 111 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 778 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:36,437 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 778 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:36,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26124 states. [2024-11-09 06:05:36,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26124 to 26124. [2024-11-09 06:05:36,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26124 states, 26121 states have (on average 2.6616898281076526) internal successors, (69526), 26123 states have internal predecessors, (69526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26124 states to 26124 states and 69526 transitions. [2024-11-09 06:05:37,097 INFO L78 Accepts]: Start accepts. Automaton has 26124 states and 69526 transitions. Word has length 217 [2024-11-09 06:05:37,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:37,097 INFO L471 AbstractCegarLoop]: Abstraction has 26124 states and 69526 transitions. [2024-11-09 06:05:37,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 108.5) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:37,098 INFO L276 IsEmpty]: Start isEmpty. Operand 26124 states and 69526 transitions. [2024-11-09 06:05:37,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-09 06:05:37,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:05:37,121 INFO L215 NwaCegarLoop]: 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] [2024-11-09 06:05:37,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 06:05:37,122 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread2Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 68 more)] === [2024-11-09 06:05:37,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:05:37,122 INFO L85 PathProgramCache]: Analyzing trace with hash -421403631, now seen corresponding path program 1 times [2024-11-09 06:05:37,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:05:37,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131164878] [2024-11-09 06:05:37,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:05:37,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:05:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:05:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 06:05:37,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:05:37,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131164878] [2024-11-09 06:05:37,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131164878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:05:37,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:05:37,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:05:37,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432188064] [2024-11-09 06:05:37,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:05:37,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:05:37,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:05:37,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:05:37,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:37,226 INFO L87 Difference]: Start difference. First operand 26124 states and 69526 transitions. Second operand has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:37,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:05:37,873 INFO L93 Difference]: Finished difference Result 26124 states and 69526 transitions. [2024-11-09 06:05:37,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:05:37,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 223 [2024-11-09 06:05:37,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:05:37,975 INFO L225 Difference]: With dead ends: 26124 [2024-11-09 06:05:37,975 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 06:05:38,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:05:38,010 INFO L432 NwaCegarLoop]: 428 mSDtfsCounter, 101 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:05:38,010 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 752 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:05:38,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 06:05:38,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 06:05:38,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 06:05:38,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 223 [2024-11-09 06:05:38,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:05:38,107 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 06:05:38,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 111.5) internal successors, (223), 3 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:05:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 06:05:38,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 06:05:38,110 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (71 of 72 remaining) [2024-11-09 06:05:38,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (70 of 72 remaining) [2024-11-09 06:05:38,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (69 of 72 remaining) [2024-11-09 06:05:38,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (68 of 72 remaining) [2024-11-09 06:05:38,111 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (67 of 72 remaining) [2024-11-09 06:05:38,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (66 of 72 remaining) [2024-11-09 06:05:38,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (65 of 72 remaining) [2024-11-09 06:05:38,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (64 of 72 remaining) [2024-11-09 06:05:38,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (63 of 72 remaining) [2024-11-09 06:05:38,112 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (62 of 72 remaining) [2024-11-09 06:05:38,113 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (61 of 72 remaining) [2024-11-09 06:05:38,113 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (60 of 72 remaining) [2024-11-09 06:05:38,113 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (59 of 72 remaining) [2024-11-09 06:05:38,113 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (58 of 72 remaining) [2024-11-09 06:05:38,113 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (57 of 72 remaining) [2024-11-09 06:05:38,114 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (56 of 72 remaining) [2024-11-09 06:05:38,114 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (55 of 72 remaining) [2024-11-09 06:05:38,114 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (54 of 72 remaining) [2024-11-09 06:05:38,114 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (53 of 72 remaining) [2024-11-09 06:05:38,114 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (52 of 72 remaining) [2024-11-09 06:05:38,115 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (51 of 72 remaining) [2024-11-09 06:05:38,115 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (50 of 72 remaining) [2024-11-09 06:05:38,115 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (49 of 72 remaining) [2024-11-09 06:05:38,115 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (48 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (47 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (46 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (45 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (44 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (43 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (42 of 72 remaining) [2024-11-09 06:05:38,116 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (41 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (40 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (39 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (38 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (37 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (36 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (35 of 72 remaining) [2024-11-09 06:05:38,117 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (34 of 72 remaining) [2024-11-09 06:05:38,118 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (33 of 72 remaining) [2024-11-09 06:05:38,118 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (32 of 72 remaining) [2024-11-09 06:05:38,118 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (31 of 72 remaining) [2024-11-09 06:05:38,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (30 of 72 remaining) [2024-11-09 06:05:38,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 72 remaining) [2024-11-09 06:05:38,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 72 remaining) [2024-11-09 06:05:38,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (27 of 72 remaining) [2024-11-09 06:05:38,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (26 of 72 remaining) [2024-11-09 06:05:38,119 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (25 of 72 remaining) [2024-11-09 06:05:38,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (24 of 72 remaining) [2024-11-09 06:05:38,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (23 of 72 remaining) [2024-11-09 06:05:38,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (22 of 72 remaining) [2024-11-09 06:05:38,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (21 of 72 remaining) [2024-11-09 06:05:38,120 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (20 of 72 remaining) [2024-11-09 06:05:38,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (19 of 72 remaining) [2024-11-09 06:05:38,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (18 of 72 remaining) [2024-11-09 06:05:38,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (17 of 72 remaining) [2024-11-09 06:05:38,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (16 of 72 remaining) [2024-11-09 06:05:38,121 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (15 of 72 remaining) [2024-11-09 06:05:38,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (14 of 72 remaining) [2024-11-09 06:05:38,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (13 of 72 remaining) [2024-11-09 06:05:38,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (12 of 72 remaining) [2024-11-09 06:05:38,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (11 of 72 remaining) [2024-11-09 06:05:38,122 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (10 of 72 remaining) [2024-11-09 06:05:38,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (9 of 72 remaining) [2024-11-09 06:05:38,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (8 of 72 remaining) [2024-11-09 06:05:38,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (7 of 72 remaining) [2024-11-09 06:05:38,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (6 of 72 remaining) [2024-11-09 06:05:38,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (5 of 72 remaining) [2024-11-09 06:05:38,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (4 of 72 remaining) [2024-11-09 06:05:38,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (3 of 72 remaining) [2024-11-09 06:05:38,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (2 of 72 remaining) [2024-11-09 06:05:38,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (1 of 72 remaining) [2024-11-09 06:05:38,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (0 of 72 remaining) [2024-11-09 06:05:38,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 06:05:38,128 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, 1, 1] [2024-11-09 06:05:38,134 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 06:05:38,134 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:05:38,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:05:38 BasicIcfg [2024-11-09 06:05:38,138 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:05:38,139 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:05:38,139 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:05:38,139 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:05:38,140 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:04:30" (3/4) ... [2024-11-09 06:05:38,142 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 06:05:38,147 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-09 06:05:38,147 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-09 06:05:38,154 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-09 06:05:38,154 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 06:05:38,155 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 06:05:38,155 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 06:05:38,256 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 06:05:38,257 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 06:05:38,257 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:05:38,258 INFO L158 Benchmark]: Toolchain (without parser) took 69236.26ms. Allocated memory was 130.0MB in the beginning and 14.8GB in the end (delta: 14.7GB). Free memory was 93.9MB in the beginning and 12.0GB in the end (delta: -11.9GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-11-09 06:05:38,258 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 130.0MB. Free memory was 75.3MB in the beginning and 75.1MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:05:38,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.69ms. Allocated memory is still 130.0MB. Free memory was 93.9MB in the beginning and 79.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 06:05:38,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.51ms. Allocated memory is still 130.0MB. Free memory was 79.1MB in the beginning and 75.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:05:38,259 INFO L158 Benchmark]: Boogie Preprocessor took 52.89ms. Allocated memory is still 130.0MB. Free memory was 75.5MB in the beginning and 72.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 06:05:38,260 INFO L158 Benchmark]: RCFGBuilder took 1136.76ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 72.4MB in the beginning and 135.5MB in the end (delta: -63.1MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-09 06:05:38,260 INFO L158 Benchmark]: TraceAbstraction took 67497.60ms. Allocated memory was 174.1MB in the beginning and 14.8GB in the end (delta: 14.6GB). Free memory was 134.4MB in the beginning and 12.0GB in the end (delta: -11.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-11-09 06:05:38,260 INFO L158 Benchmark]: Witness Printer took 118.11ms. Allocated memory is still 14.8GB. Free memory was 12.0GB in the beginning and 12.0GB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 06:05:38,262 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 130.0MB. Free memory was 75.3MB in the beginning and 75.1MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.69ms. Allocated memory is still 130.0MB. Free memory was 93.9MB in the beginning and 79.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.51ms. Allocated memory is still 130.0MB. Free memory was 79.1MB in the beginning and 75.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.89ms. Allocated memory is still 130.0MB. Free memory was 75.5MB in the beginning and 72.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1136.76ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 72.4MB in the beginning and 135.5MB in the end (delta: -63.1MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 67497.60ms. Allocated memory was 174.1MB in the beginning and 14.8GB in the end (delta: 14.6GB). Free memory was 134.4MB in the beginning and 12.0GB in the end (delta: -11.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * Witness Printer took 118.11ms. Allocated memory is still 14.8GB. Free memory was 12.0GB in the beginning and 12.0GB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 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: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 658 locations, 72 error locations. Started 1 CEGAR loops. OverallTime: 67.2s, OverallIterations: 25, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 25.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5908 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5908 mSDsluCounter, 30557 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18292 mSDsCounter, 420 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2631 IncrementalHoareTripleChecker+Invalid, 3051 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 420 mSolverCounterUnsat, 12265 mSDtfsCounter, 2631 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40187occurred in iteration=15, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 29.0s AutomataMinimizationTime, 25 MinimizatonAttempts, 15121 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 3173 NumberOfCodeBlocks, 3173 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3148 ConstructedInterpolants, 0 QuantifiedInterpolants, 4569 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 PerfectInterpolantSequences, 16/16 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 42 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 06:05:38,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351e7493-f9c8-4937-9a69-10045fe6bc97/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE