./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E --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 8dedc3ea8e96f333d418860556906c8618bbf50be75cff10b45de6d34fe23444 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:46:46,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:46:46,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-14 04:46:46,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:46:46,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:46:46,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:46:46,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:46:46,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:46:46,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:46:46,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:46:46,405 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:46:46,406 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:46:46,406 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:46:46,406 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:46:46,406 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:46:46,406 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:46:46,406 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:46:46,406 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:46:46,407 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:46:46,407 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:46:46,407 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:46:46,407 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:46:46,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:46:46,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:46:46,408 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:46:46,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:46:46,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:46:46,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:46:46,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:46:46,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:46:46,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:46:46,409 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 04:46:46,409 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:46:46,410 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:46:46,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:46:46,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:46:46,410 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:46:46,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:46:46,413 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:46:46,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:46:46,414 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:46:46,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:46:46,415 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E 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 -> 8dedc3ea8e96f333d418860556906c8618bbf50be75cff10b45de6d34fe23444 [2024-11-14 04:46:46,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:46:46,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:46:46,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:46:46,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:46:46,896 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:46:46,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i Unable to find full path for "g++" [2024-11-14 04:46:49,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:46:49,782 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:46:49,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace-2.i [2024-11-14 04:46:49,820 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/data/cb4296fff/9d06df2203714aa0b6c4207c20391318/FLAG9dbe8cade [2024-11-14 04:46:50,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/data/cb4296fff/9d06df2203714aa0b6c4207c20391318 [2024-11-14 04:46:50,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:46:50,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:46:50,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:46:50,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:46:50,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:46:50,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:46:50" (1/1) ... [2024-11-14 04:46:50,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b5280f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:50, skipping insertion in model container [2024-11-14 04:46:50,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:46:50" (1/1) ... [2024-11-14 04:46:50,408 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:46:51,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:46:51,174 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:46:51,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:46:51,383 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:46:51,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51 WrapperNode [2024-11-14 04:46:51,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:46:51,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:46:51,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:46:51,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:46:51,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,436 INFO L138 Inliner]: procedures = 362, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 126 [2024-11-14 04:46:51,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:46:51,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:46:51,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:46:51,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:46:51,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,483 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:46:51,483 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:46:51,484 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:46:51,484 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:46:51,485 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (1/1) ... [2024-11-14 04:46:51,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:46:51,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:46:51,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:46:51,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:46:51,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2024-11-14 04:46:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2024-11-14 04:46:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:46:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:46:51,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:46:51,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:46:51,559 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 04:46:51,770 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:46:51,773 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:46:52,071 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 04:46:52,071 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:46:52,087 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:46:52,087 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-14 04:46:52,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:52 BoogieIcfgContainer [2024-11-14 04:46:52,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:46:52,092 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:46:52,092 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:46:52,098 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:46:52,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:46:50" (1/3) ... [2024-11-14 04:46:52,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dacccd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:46:52, skipping insertion in model container [2024-11-14 04:46:52,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:46:51" (2/3) ... [2024-11-14 04:46:52,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dacccd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:46:52, skipping insertion in model container [2024-11-14 04:46:52,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:52" (3/3) ... [2024-11-14 04:46:52,101 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-2.i [2024-11-14 04:46:52,121 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:46:52,123 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG pthread-demo-datarace-2.i that has 2 procedures, 160 locations, 1 initial locations, 2 loop locations, and 6 error locations. [2024-11-14 04:46:52,124 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 04:46:52,213 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-14 04:46:52,276 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 163 places, 167 transitions, 341 flow [2024-11-14 04:46:52,424 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 887 states, 877 states have (on average 2.0102622576966933) internal successors, (1763), 886 states have internal predecessors, (1763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:52,459 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:46:52,480 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;@58fa9f41, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:46:52,480 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-11-14 04:46:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand has 887 states, 877 states have (on average 2.0102622576966933) internal successors, (1763), 886 states have internal predecessors, (1763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:52,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-14 04:46:52,497 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:52,498 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] [2024-11-14 04:46:52,498 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-14 04:46:52,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:52,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1217690675, now seen corresponding path program 1 times [2024-11-14 04:46:52,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:46:52,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245012483] [2024-11-14 04:46:52,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:52,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:53,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:46:53,004 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:46:53,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245012483] [2024-11-14 04:46:53,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245012483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:46:53,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:46:53,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:46:53,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357643045] [2024-11-14 04:46:53,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:46:53,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:46:53,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:46:53,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:46:53,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:46:53,044 INFO L87 Difference]: Start difference. First operand has 887 states, 877 states have (on average 2.0102622576966933) internal successors, (1763), 886 states have internal predecessors, (1763), 0 states have call successors, (0), 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 41.0) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:53,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:46:53,222 INFO L93 Difference]: Finished difference Result 1666 states and 3410 transitions. [2024-11-14 04:46:53,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:46:53,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 41.0) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 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 82 [2024-11-14 04:46:53,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:46:53,269 INFO L225 Difference]: With dead ends: 1666 [2024-11-14 04:46:53,272 INFO L226 Difference]: Without dead ends: 947 [2024-11-14 04:46:53,283 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 [2024-11-14 04:46:53,286 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 62 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:46:53,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 301 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:46:53,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2024-11-14 04:46:53,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 851. [2024-11-14 04:46:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 851 states, 843 states have (on average 1.9157769869513641) internal successors, (1615), 850 states have internal predecessors, (1615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 851 states and 1615 transitions. [2024-11-14 04:46:53,411 INFO L78 Accepts]: Start accepts. Automaton has 851 states and 1615 transitions. Word has length 82 [2024-11-14 04:46:53,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:46:53,413 INFO L471 AbstractCegarLoop]: Abstraction has 851 states and 1615 transitions. [2024-11-14 04:46:53,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 41.0) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1615 transitions. [2024-11-14 04:46:53,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-14 04:46:53,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:53,417 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] [2024-11-14 04:46:53,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:46:53,418 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread_function_dataraceErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-14 04:46:53,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:53,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1187552824, now seen corresponding path program 1 times [2024-11-14 04:46:53,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:46:53,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6949308] [2024-11-14 04:46:53,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:53,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:53,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:46:53,580 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:46:53,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6949308] [2024-11-14 04:46:53,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6949308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:46:53,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:46:53,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:46:53,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664905873] [2024-11-14 04:46:53,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:46:53,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:46:53,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:46:53,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:46:53,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:46:53,584 INFO L87 Difference]: Start difference. First operand 851 states and 1615 transitions. Second operand has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:53,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:46:53,685 INFO L93 Difference]: Finished difference Result 889 states and 1690 transitions. [2024-11-14 04:46:53,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:46:53,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 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 90 [2024-11-14 04:46:53,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:46:53,696 INFO L225 Difference]: With dead ends: 889 [2024-11-14 04:46:53,696 INFO L226 Difference]: Without dead ends: 778 [2024-11-14 04:46:53,698 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 [2024-11-14 04:46:53,700 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 32 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:46:53,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 275 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:46:53,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2024-11-14 04:46:53,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 766. [2024-11-14 04:46:53,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 766 states, 760 states have (on average 1.8986842105263158) internal successors, (1443), 765 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:53,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1443 transitions. [2024-11-14 04:46:53,759 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1443 transitions. Word has length 90 [2024-11-14 04:46:53,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:46:53,762 INFO L471 AbstractCegarLoop]: Abstraction has 766 states and 1443 transitions. [2024-11-14 04:46:53,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 45.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:53,763 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1443 transitions. [2024-11-14 04:46:53,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-14 04:46:53,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:53,776 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] [2024-11-14 04:46:53,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:46:53,776 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-14 04:46:53,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:53,777 INFO L85 PathProgramCache]: Analyzing trace with hash -322366985, now seen corresponding path program 1 times [2024-11-14 04:46:53,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:46:53,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334222901] [2024-11-14 04:46:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:53,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:53,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:46:53,949 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:46:53,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334222901] [2024-11-14 04:46:53,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334222901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:46:53,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:46:53,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:46:53,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470783700] [2024-11-14 04:46:53,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:46:53,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:46:53,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:46:53,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:46:53,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:46:53,959 INFO L87 Difference]: Start difference. First operand 766 states and 1443 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) [2024-11-14 04:46:54,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:46:54,035 INFO L93 Difference]: Finished difference Result 818 states and 1545 transitions. [2024-11-14 04:46:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:46:54,038 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 [2024-11-14 04:46:54,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:46:54,044 INFO L225 Difference]: With dead ends: 818 [2024-11-14 04:46:54,044 INFO L226 Difference]: Without dead ends: 708 [2024-11-14 04:46:54,045 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 [2024-11-14 04:46:54,046 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 23 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:46:54,050 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 259 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:46:54,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2024-11-14 04:46:54,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 693. [2024-11-14 04:46:54,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 689 states have (on average 1.8737300435413642) internal successors, (1291), 692 states have internal predecessors, (1291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:46:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 1291 transitions. [2024-11-14 04:46:54,083 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 1291 transitions. Word has length 98 [2024-11-14 04:46:54,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:46:54,083 INFO L471 AbstractCegarLoop]: Abstraction has 693 states and 1291 transitions. [2024-11-14 04:46:54,084 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) [2024-11-14 04:46:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1291 transitions. [2024-11-14 04:46:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-14 04:46:54,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:54,090 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] [2024-11-14 04:46:54,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:46:54,090 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-14 04:46:54,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:54,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1771483982, now seen corresponding path program 1 times [2024-11-14 04:46:54,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:46:54,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509841875] [2024-11-14 04:46:54,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:54,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:46:54,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:46:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:46:54,276 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:46:54,276 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:46:54,278 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2024-11-14 04:46:54,281 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2024-11-14 04:46:54,282 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2024-11-14 04:46:54,282 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2024-11-14 04:46:54,282 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2024-11-14 04:46:54,282 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 9 remaining) [2024-11-14 04:46:54,283 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr0ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2024-11-14 04:46:54,283 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr1ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2024-11-14 04:46:54,283 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thread_function_dataraceErr1ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2024-11-14 04:46:54,283 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 04:46:54,287 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-14 04:46:54,406 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 04:46:54,406 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:46:54,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:46:54 BasicIcfg [2024-11-14 04:46:54,411 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:46:54,412 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:46:54,412 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:46:54,412 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:46:54,413 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:46:52" (3/4) ... [2024-11-14 04:46:54,415 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-14 04:46:54,525 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 04:46:54,525 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:46:54,526 INFO L158 Benchmark]: Toolchain (without parser) took 4204.65ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 58.6MB in the end (delta: 58.7MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2024-11-14 04:46:54,526 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:46:54,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1060.36ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 79.8MB in the end (delta: 37.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 04:46:54,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.11ms. Allocated memory is still 142.6MB. Free memory was 79.8MB in the beginning and 77.5MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:46:54,527 INFO L158 Benchmark]: Boogie Preprocessor took 45.74ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 76.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:46:54,528 INFO L158 Benchmark]: RCFGBuilder took 604.39ms. Allocated memory is still 142.6MB. Free memory was 75.8MB in the beginning and 60.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:46:54,528 INFO L158 Benchmark]: TraceAbstraction took 2319.55ms. Allocated memory is still 142.6MB. Free memory was 59.4MB in the beginning and 69.8MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:46:54,530 INFO L158 Benchmark]: Witness Printer took 113.19ms. Allocated memory is still 142.6MB. Free memory was 69.8MB in the beginning and 58.6MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:46:54,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1060.36ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 79.8MB in the end (delta: 37.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.11ms. Allocated memory is still 142.6MB. Free memory was 79.8MB in the beginning and 77.5MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.74ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 76.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 604.39ms. Allocated memory is still 142.6MB. Free memory was 75.8MB in the beginning and 60.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2319.55ms. Allocated memory is still 142.6MB. Free memory was 59.4MB in the beginning and 69.8MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 113.19ms. Allocated memory is still 142.6MB. Free memory was 69.8MB in the beginning and 58.6MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. 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 - DataRaceFoundResult [Line: 1325]: Data race detected Data race detected The following path leads to a data race: [L1318] 0 int myglobal; VAL [myglobal=0] [L1319] 0 pthread_mutex_t mymutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [myglobal=0] [L1334] 0 pthread_t mythread; VAL [myglobal=0] [L1335] 0 int i; VAL [myglobal=0] [L1336] FCALL, FORK 0 pthread_create( &mythread, ((void *)0), thread_function_datarace, ((void *)0)) VAL [\old(arg)={0:0}, myglobal=0, mythread=-1] [L1322] 1 int i,j; VAL [\old(arg)={0:0}, arg={0:0}, myglobal=0] [L1323] 1 i=0 VAL [\old(arg)={0:0}, arg={0:0}, i=0, myglobal=0] [L1323] COND TRUE 1 i<20 VAL [\old(arg)={0:0}, arg={0:0}, i=0, myglobal=0] [L1325] 1 j=myglobal VAL [\old(arg)={0:0}, arg={0:0}, i=0, myglobal=0] [L1336] COND FALSE 0 !(pthread_create( &mythread, ((void *)0), thread_function_datarace, ((void *)0))) VAL [\old(arg)={0:0}, arg={0:0}, i=0, myglobal=0, mythread=-1] [L1346] 0 i=0 VAL [\old(arg)={0:0}, arg={0:0}, i=0, i=0, myglobal=0, mythread=-1] [L1346] COND TRUE 0 i<20 VAL [\old(arg)={0:0}, arg={0:0}, i=0, i=0, myglobal=0, mythread=-1] [L1348] EXPR 0 myglobal+1 VAL [\old(arg)={0:0}, arg={0:0}, i=0, i=0, myglobal=0, mythread=-1] [L1348] 0 myglobal=myglobal+1 VAL [\old(arg)={0:0}, arg={0:0}, i=0, i=0, myglobal=1, mythread=-1] [L1325] 1 j=myglobal VAL [\old(arg)={0:0}, arg={0:0}, i=0, myglobal=1] Now there is a data race on ~myglobal~0 between C: myglobal=myglobal+1 [1348] and C: j=myglobal [1325] - UnprovableResult [Line: 1348]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1354]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1348]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1355]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1336]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 1328]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 185 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 117 mSDsluCounter, 835 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 350 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 62 IncrementalHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 485 mSDtfsCounter, 62 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=887occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 123 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 267 ConstructedInterpolants, 0 QuantifiedInterpolants, 273 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-14 04:46:54,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce50b564-33af-4d70-a761-ae0219cea65f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE