./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.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_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00ab4006d72abca4f35a64fe9dabb6d6d9b6871c611e836e638cfc5bf3cdc124 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:54:53,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:54:53,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 13:54:53,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:54:53,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:54:53,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:54:53,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:54:53,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:54:53,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:54:53,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:54:53,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:54:53,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:54:53,355 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:54:53,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:54:53,356 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:54:53,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:54:53,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:54:53,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:54:53,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:54:53,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:54:53,362 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00ab4006d72abca4f35a64fe9dabb6d6d9b6871c611e836e638cfc5bf3cdc124 [2024-11-13 13:54:53,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:54:53,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:54:53,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:54:53,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:54:53,764 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:54:53,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i Unable to find full path for "g++" [2024-11-13 13:54:56,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:54:56,578 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:54:56,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i [2024-11-13 13:54:56,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/data/b687c9fc1/2fdefcb3a71c4979878648474a4e984d/FLAG91a7f1b25 [2024-11-13 13:54:56,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/data/b687c9fc1/2fdefcb3a71c4979878648474a4e984d [2024-11-13 13:54:56,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:54:56,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:54:56,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:54:56,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:54:56,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:54:56,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:54:56" (1/1) ... [2024-11-13 13:54:56,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a203221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:56, skipping insertion in model container [2024-11-13 13:54:56,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:54:56" (1/1) ... [2024-11-13 13:54:56,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:54:57,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:54:57,402 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:54:57,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:54:57,544 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:54:57,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57 WrapperNode [2024-11-13 13:54:57,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:54:57,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:54:57,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:54:57,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:54:57,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,594 INFO L138 Inliner]: procedures = 165, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-13 13:54:57,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:54:57,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:54:57,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:54:57,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:54:57,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,609 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,622 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:54:57,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:54:57,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:54:57,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:54:57,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (1/1) ... [2024-11-13 13:54:57,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:54:57,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:54:57,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:54:57,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:54:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 13:54:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:54:57,730 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-13 13:54:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-13 13:54:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 13:54:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 13:54:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 13:54:57,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:54:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:54:57,733 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 13:54:57,945 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:54:57,946 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:54:58,204 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 13:54:58,204 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:54:58,265 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:54:58,266 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 13:54:58,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:54:58 BoogieIcfgContainer [2024-11-13 13:54:58,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:54:58,270 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:54:58,270 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:54:58,276 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:54:58,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:54:56" (1/3) ... [2024-11-13 13:54:58,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687899ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:54:58, skipping insertion in model container [2024-11-13 13:54:58,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:54:57" (2/3) ... [2024-11-13 13:54:58,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687899ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:54:58, skipping insertion in model container [2024-11-13 13:54:58,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:54:58" (3/3) ... [2024-11-13 13:54:58,280 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_36-traces-ex-3_true.i [2024-11-13 13:54:58,301 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:54:58,305 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_36-traces-ex-3_true.i that has 2 procedures, 87 locations, 1 initial locations, 0 loop locations, and 3 error locations. [2024-11-13 13:54:58,306 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 13:54:58,416 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 13:54:58,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 88 transitions, 180 flow [2024-11-13 13:54:58,574 INFO L124 PetriNetUnfolderBase]: 2/87 cut-off events. [2024-11-13 13:54:58,579 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:54:58,589 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 87 events. 2/87 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 76 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 53. Up to 2 conditions per place. [2024-11-13 13:54:58,589 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 88 transitions, 180 flow [2024-11-13 13:54:58,597 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 87 transitions, 177 flow [2024-11-13 13:54:58,608 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:54:58,624 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@639a9aad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:54:58,624 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-13 13:54:58,644 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 13:54:58,644 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events. [2024-11-13 13:54:58,644 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:54:58,645 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:54:58,646 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:54:58,646 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-13 13:54:58,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:54:58,652 INFO L85 PathProgramCache]: Analyzing trace with hash 170063983, now seen corresponding path program 1 times [2024-11-13 13:54:58,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:54:58,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641095913] [2024-11-13 13:54:58,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:54:58,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:54:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:59,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:54:59,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:54:59,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641095913] [2024-11-13 13:54:59,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641095913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:54:59,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:54:59,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:54:59,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657729075] [2024-11-13 13:54:59,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:54:59,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:54:59,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:54:59,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:54:59,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:54:59,173 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 88 [2024-11-13 13:54:59,178 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 87 transitions, 177 flow. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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) [2024-11-13 13:54:59,178 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:54:59,179 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 88 [2024-11-13 13:54:59,180 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:54:59,413 INFO L124 PetriNetUnfolderBase]: 48/273 cut-off events. [2024-11-13 13:54:59,414 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 13:54:59,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 392 conditions, 273 events. 48/273 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1241 event pairs, 36 based on Foata normal form. 19/274 useless extension candidates. Maximal degree in co-relation 352. Up to 93 conditions per place. [2024-11-13 13:54:59,421 INFO L140 encePairwiseOnDemand]: 81/88 looper letters, 19 selfloop transitions, 4 changer transitions 0/90 dead transitions. [2024-11-13 13:54:59,421 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 90 transitions, 229 flow [2024-11-13 13:54:59,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:54:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:54:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 235 transitions. [2024-11-13 13:54:59,441 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8901515151515151 [2024-11-13 13:54:59,444 INFO L175 Difference]: Start difference. First operand has 89 places, 87 transitions, 177 flow. Second operand 3 states and 235 transitions. [2024-11-13 13:54:59,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 90 transitions, 229 flow [2024-11-13 13:54:59,454 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 90 transitions, 228 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:54:59,465 INFO L231 Difference]: Finished difference. Result has 90 places, 86 transitions, 198 flow [2024-11-13 13:54:59,470 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=198, PETRI_PLACES=90, PETRI_TRANSITIONS=86} [2024-11-13 13:54:59,478 INFO L277 CegarLoopForPetriNet]: 89 programPoint places, 1 predicate places. [2024-11-13 13:54:59,478 INFO L471 AbstractCegarLoop]: Abstraction has has 90 places, 86 transitions, 198 flow [2024-11-13 13:54:59,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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) [2024-11-13 13:54:59,478 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:54:59,479 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:54:59,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:54:59,482 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-13 13:54:59,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:54:59,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1980044862, now seen corresponding path program 1 times [2024-11-13 13:54:59,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:54:59,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900192640] [2024-11-13 13:54:59,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:54:59,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:54:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:54:59,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:54:59,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900192640] [2024-11-13 13:54:59,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900192640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:54:59,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:54:59,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:54:59,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955088649] [2024-11-13 13:54:59,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:54:59,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:54:59,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:54:59,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:54:59,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:54:59,730 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 88 [2024-11-13 13:54:59,731 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 86 transitions, 198 flow. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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) [2024-11-13 13:54:59,731 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:54:59,731 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 88 [2024-11-13 13:54:59,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:54:59,913 INFO L124 PetriNetUnfolderBase]: 50/404 cut-off events. [2024-11-13 13:54:59,913 INFO L125 PetriNetUnfolderBase]: For 31/33 co-relation queries the response was YES. [2024-11-13 13:54:59,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 587 conditions, 404 events. 50/404 cut-off events. For 31/33 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 2246 event pairs, 21 based on Foata normal form. 0/378 useless extension candidates. Maximal degree in co-relation 546. Up to 79 conditions per place. [2024-11-13 13:54:59,917 INFO L140 encePairwiseOnDemand]: 83/88 looper letters, 17 selfloop transitions, 5 changer transitions 1/94 dead transitions. [2024-11-13 13:54:59,917 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 94 transitions, 264 flow [2024-11-13 13:54:59,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:54:59,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:54:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 236 transitions. [2024-11-13 13:54:59,919 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8939393939393939 [2024-11-13 13:54:59,919 INFO L175 Difference]: Start difference. First operand has 90 places, 86 transitions, 198 flow. Second operand 3 states and 236 transitions. [2024-11-13 13:54:59,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 94 transitions, 264 flow [2024-11-13 13:54:59,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 94 transitions, 254 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:54:59,924 INFO L231 Difference]: Finished difference. Result has 92 places, 89 transitions, 226 flow [2024-11-13 13:54:59,924 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=226, PETRI_PLACES=92, PETRI_TRANSITIONS=89} [2024-11-13 13:54:59,925 INFO L277 CegarLoopForPetriNet]: 89 programPoint places, 3 predicate places. [2024-11-13 13:54:59,925 INFO L471 AbstractCegarLoop]: Abstraction has has 92 places, 89 transitions, 226 flow [2024-11-13 13:54:59,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 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) [2024-11-13 13:54:59,925 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:54:59,926 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:54:59,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:54:59,926 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-13 13:54:59,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:54:59,927 INFO L85 PathProgramCache]: Analyzing trace with hash 373699974, now seen corresponding path program 1 times [2024-11-13 13:54:59,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:54:59,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094972712] [2024-11-13 13:54:59,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:54:59,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:54:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:55:00,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:55:00,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094972712] [2024-11-13 13:55:00,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094972712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:55:00,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:55:00,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:55:00,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789563053] [2024-11-13 13:55:00,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:55:00,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:55:00,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:55:00,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:55:00,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:55:00,305 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 75 out of 88 [2024-11-13 13:55:00,306 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 89 transitions, 226 flow. Second operand has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2024-11-13 13:55:00,307 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:55:00,307 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 88 [2024-11-13 13:55:00,307 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:55:00,424 INFO L124 PetriNetUnfolderBase]: 34/418 cut-off events. [2024-11-13 13:55:00,424 INFO L125 PetriNetUnfolderBase]: For 47/50 co-relation queries the response was YES. [2024-11-13 13:55:00,427 INFO L83 FinitePrefix]: Finished finitePrefix Result has 595 conditions, 418 events. 34/418 cut-off events. For 47/50 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2420 event pairs, 6 based on Foata normal form. 3/395 useless extension candidates. Maximal degree in co-relation 552. Up to 55 conditions per place. [2024-11-13 13:55:00,428 INFO L140 encePairwiseOnDemand]: 82/88 looper letters, 10 selfloop transitions, 6 changer transitions 0/95 dead transitions. [2024-11-13 13:55:00,429 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 95 transitions, 270 flow [2024-11-13 13:55:00,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:55:00,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:55:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 243 transitions. [2024-11-13 13:55:00,431 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9204545454545454 [2024-11-13 13:55:00,432 INFO L175 Difference]: Start difference. First operand has 92 places, 89 transitions, 226 flow. Second operand 3 states and 243 transitions. [2024-11-13 13:55:00,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 95 transitions, 270 flow [2024-11-13 13:55:00,435 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 95 transitions, 260 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:55:00,437 INFO L231 Difference]: Finished difference. Result has 93 places, 93 transitions, 250 flow [2024-11-13 13:55:00,437 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=250, PETRI_PLACES=93, PETRI_TRANSITIONS=93} [2024-11-13 13:55:00,438 INFO L277 CegarLoopForPetriNet]: 89 programPoint places, 4 predicate places. [2024-11-13 13:55:00,439 INFO L471 AbstractCegarLoop]: Abstraction has has 93 places, 93 transitions, 250 flow [2024-11-13 13:55:00,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.0) internal successors, (231), 3 states have internal predecessors, (231), 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) [2024-11-13 13:55:00,439 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:55:00,439 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:55:00,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:55:00,440 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-13 13:55:00,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:55:00,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1851011014, now seen corresponding path program 2 times [2024-11-13 13:55:00,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:55:00,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720279556] [2024-11-13 13:55:00,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:55:00,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:55:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:55:00,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:55:00,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720279556] [2024-11-13 13:55:00,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720279556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:55:00,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:55:00,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 13:55:00,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748418211] [2024-11-13 13:55:00,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:55:00,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 13:55:00,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:55:00,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 13:55:00,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 13:55:01,088 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 88 [2024-11-13 13:55:01,089 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 93 transitions, 250 flow. Second operand has 6 states, 6 states have (on average 75.16666666666667) internal successors, (451), 6 states have internal predecessors, (451), 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) [2024-11-13 13:55:01,089 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:55:01,089 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 88 [2024-11-13 13:55:01,089 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:55:01,212 INFO L124 PetriNetUnfolderBase]: 8/175 cut-off events. [2024-11-13 13:55:01,212 INFO L125 PetriNetUnfolderBase]: For 35/35 co-relation queries the response was YES. [2024-11-13 13:55:01,214 INFO L83 FinitePrefix]: Finished finitePrefix Result has 274 conditions, 175 events. 8/175 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 420 event pairs, 3 based on Foata normal form. 3/171 useless extension candidates. Maximal degree in co-relation 229. Up to 22 conditions per place. [2024-11-13 13:55:01,215 INFO L140 encePairwiseOnDemand]: 82/88 looper letters, 9 selfloop transitions, 5 changer transitions 7/86 dead transitions. [2024-11-13 13:55:01,215 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 86 transitions, 247 flow [2024-11-13 13:55:01,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 13:55:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-13 13:55:01,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 384 transitions. [2024-11-13 13:55:01,219 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8727272727272727 [2024-11-13 13:55:01,219 INFO L175 Difference]: Start difference. First operand has 93 places, 93 transitions, 250 flow. Second operand 5 states and 384 transitions. [2024-11-13 13:55:01,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 86 transitions, 247 flow [2024-11-13 13:55:01,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 86 transitions, 228 flow, removed 4 selfloop flow, removed 3 redundant places. [2024-11-13 13:55:01,225 INFO L231 Difference]: Finished difference. Result has 92 places, 77 transitions, 186 flow [2024-11-13 13:55:01,226 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=186, PETRI_PLACES=92, PETRI_TRANSITIONS=77} [2024-11-13 13:55:01,228 INFO L277 CegarLoopForPetriNet]: 89 programPoint places, 3 predicate places. [2024-11-13 13:55:01,228 INFO L471 AbstractCegarLoop]: Abstraction has has 92 places, 77 transitions, 186 flow [2024-11-13 13:55:01,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 75.16666666666667) internal successors, (451), 6 states have internal predecessors, (451), 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) [2024-11-13 13:55:01,229 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:55:01,229 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:55:01,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 13:55:01,230 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-13 13:55:01,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:55:01,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1056752011, now seen corresponding path program 1 times [2024-11-13 13:55:01,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:55:01,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175123624] [2024-11-13 13:55:01,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:55:01,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:55:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:55:01,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:55:01,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175123624] [2024-11-13 13:55:01,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175123624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:55:01,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:55:01,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:55:01,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808566219] [2024-11-13 13:55:01,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:55:01,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:55:01,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:55:01,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:55:01,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:55:01,369 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 88 [2024-11-13 13:55:01,370 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 77 transitions, 186 flow. Second operand has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 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) [2024-11-13 13:55:01,370 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:55:01,370 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 88 [2024-11-13 13:55:01,370 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:55:01,424 INFO L124 PetriNetUnfolderBase]: 16/143 cut-off events. [2024-11-13 13:55:01,424 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2024-11-13 13:55:01,425 INFO L83 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 143 events. 16/143 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 335 event pairs, 11 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 197. Up to 46 conditions per place. [2024-11-13 13:55:01,426 INFO L140 encePairwiseOnDemand]: 85/88 looper letters, 0 selfloop transitions, 0 changer transitions 78/78 dead transitions. [2024-11-13 13:55:01,426 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 78 transitions, 228 flow [2024-11-13 13:55:01,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:55:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:55:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 224 transitions. [2024-11-13 13:55:01,430 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8484848484848485 [2024-11-13 13:55:01,431 INFO L175 Difference]: Start difference. First operand has 92 places, 77 transitions, 186 flow. Second operand 3 states and 224 transitions. [2024-11-13 13:55:01,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 78 transitions, 228 flow [2024-11-13 13:55:01,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 78 transitions, 222 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-13 13:55:01,433 INFO L231 Difference]: Finished difference. Result has 83 places, 0 transitions, 0 flow [2024-11-13 13:55:01,433 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=88, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=83, PETRI_TRANSITIONS=0} [2024-11-13 13:55:01,436 INFO L277 CegarLoopForPetriNet]: 89 programPoint places, -6 predicate places. [2024-11-13 13:55:01,437 INFO L471 AbstractCegarLoop]: Abstraction has has 83 places, 0 transitions, 0 flow [2024-11-13 13:55:01,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 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) [2024-11-13 13:55:01,442 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2024-11-13 13:55:01,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2024-11-13 13:55:01,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2024-11-13 13:55:01,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2024-11-13 13:55:01,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2024-11-13 13:55:01,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2024-11-13 13:55:01,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 13:55:01,444 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-11-13 13:55:01,457 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 13:55:01,458 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:55:01,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:55:01 BasicIcfg [2024-11-13 13:55:01,469 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:55:01,470 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:55:01,471 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:55:01,471 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:55:01,475 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:54:58" (3/4) ... [2024-11-13 13:55:01,477 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 13:55:01,484 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-13 13:55:01,489 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 13:55:01,490 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 13:55:01,490 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 13:55:01,491 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 13:55:01,589 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:55:01,590 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 13:55:01,594 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:55:01,595 INFO L158 Benchmark]: Toolchain (without parser) took 4881.72ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 70.0MB in the end (delta: 12.7MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-11-13 13:55:01,595 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:55:01,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.54ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 62.5MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 13:55:01,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.47ms. Allocated memory is still 109.1MB. Free memory was 62.5MB in the beginning and 61.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:55:01,597 INFO L158 Benchmark]: Boogie Preprocessor took 29.37ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 59.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:55:01,597 INFO L158 Benchmark]: RCFGBuilder took 641.05ms. Allocated memory is still 109.1MB. Free memory was 59.8MB in the beginning and 45.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 13:55:01,597 INFO L158 Benchmark]: TraceAbstraction took 3199.43ms. Allocated memory is still 109.1MB. Free memory was 44.3MB in the beginning and 73.8MB in the end (delta: -29.6MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-11-13 13:55:01,598 INFO L158 Benchmark]: Witness Printer took 124.31ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 70.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:55:01,602 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.54ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 62.5MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.47ms. Allocated memory is still 109.1MB. Free memory was 62.5MB in the beginning and 61.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.37ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 59.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 641.05ms. Allocated memory is still 109.1MB. Free memory was 59.8MB in the beginning and 45.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3199.43ms. Allocated memory is still 109.1MB. Free memory was 44.3MB in the beginning and 73.8MB in the end (delta: -29.6MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Witness Printer took 124.31ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 70.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 686]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 689]: 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 3 procedures, 112 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 177 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 305 IncrementalHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 31 mSDtfsCounter, 305 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 235 NumberOfCodeBlocks, 235 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 406 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 13:55:01,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7f1fb0-5cce-4491-81d7-0b648cd512ad/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE