./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-races/race-1_1-join.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_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/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_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_1-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/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_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/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 ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:49:34,174 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:49:34,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 13:49:34,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:49:34,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:49:34,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:49:34,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:49:34,295 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:49:34,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:49:34,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:49:34,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:49:34,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:49:34,296 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:49:34,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:49:34,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:49:34,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:49:34,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:49:34,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:49:34,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:49:34,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:49:34,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:49:34,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:49:34,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:49:34,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:49:34,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:49:34,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:49:34,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:49:34,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:49:34,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:49:34,299 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:49:34,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:49:34,300 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:49:34,300 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:49:34,300 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:49:34,300 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:49:34,300 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_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/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 -> ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 [2024-11-13 13:49:34,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:49:34,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:49:34,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:49:34,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:49:34,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:49:34,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ldv-races/race-1_1-join.i Unable to find full path for "g++" [2024-11-13 13:49:36,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:49:37,341 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:49:37,342 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/sv-benchmarks/c/ldv-races/race-1_1-join.i [2024-11-13 13:49:37,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/data/23c33f941/ca67bd421d394c2884966285ae3e165a/FLAG96b1da166 [2024-11-13 13:49:37,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/data/23c33f941/ca67bd421d394c2884966285ae3e165a [2024-11-13 13:49:37,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:49:37,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:49:37,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:49:37,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:49:37,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:49:37,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:49:37" (1/1) ... [2024-11-13 13:49:37,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7967d450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:37, skipping insertion in model container [2024-11-13 13:49:37,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:49:37" (1/1) ... [2024-11-13 13:49:37,924 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:49:38,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:49:38,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:49:38,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:49:39,094 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:49:39,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39 WrapperNode [2024-11-13 13:49:39,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:49:39,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:49:39,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:49:39,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:49:39,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,182 INFO L138 Inliner]: procedures = 482, calls = 28, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 131 [2024-11-13 13:49:39,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:49:39,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:49:39,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:49:39,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:49:39,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:49:39,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:49:39,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:49:39,243 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:49:39,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (1/1) ... [2024-11-13 13:49:39,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:49:39,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:49:39,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:49:39,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:49:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:49:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 13:49:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:49:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 13:49:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:49:39,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:49:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 13:49:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 13:49:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 13:49:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 13:49:39,317 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 13:49:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 13:49:39,319 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 13:49:39,786 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:49:39,788 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:49:40,122 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 13:49:40,123 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:49:40,149 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:49:40,149 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 13:49:40,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:49:40 BoogieIcfgContainer [2024-11-13 13:49:40,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:49:40,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:49:40,153 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:49:40,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:49:40,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:49:37" (1/3) ... [2024-11-13 13:49:40,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e4f401e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:49:40, skipping insertion in model container [2024-11-13 13:49:40,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:49:39" (2/3) ... [2024-11-13 13:49:40,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e4f401e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:49:40, skipping insertion in model container [2024-11-13 13:49:40,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:49:40" (3/3) ... [2024-11-13 13:49:40,162 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_1-join.i [2024-11-13 13:49:40,181 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:49:40,185 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG race-1_1-join.i that has 2 procedures, 151 locations, 1 initial locations, 0 loop locations, and 10 error locations. [2024-11-13 13:49:40,185 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 13:49:40,270 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-13 13:49:40,333 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 154 places, 160 transitions, 327 flow [2024-11-13 13:49:40,419 INFO L124 PetriNetUnfolderBase]: 9/175 cut-off events. [2024-11-13 13:49:40,426 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 13:49:40,431 INFO L83 FinitePrefix]: Finished finitePrefix Result has 180 conditions, 175 events. 9/175 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 288 event pairs, 0 based on Foata normal form. 0/153 useless extension candidates. Maximal degree in co-relation 97. Up to 3 conditions per place. [2024-11-13 13:49:40,431 INFO L82 GeneralOperation]: Start removeDead. Operand has 154 places, 160 transitions, 327 flow [2024-11-13 13:49:40,436 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 139 places, 142 transitions, 290 flow [2024-11-13 13:49:40,445 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:49:40,459 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;@1526abad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:49:40,459 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-11-13 13:49:40,468 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 13:49:40,468 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2024-11-13 13:49:40,468 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:49:40,468 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:40,469 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] [2024-11-13 13:49:40,470 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:40,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:40,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1893919960, now seen corresponding path program 1 times [2024-11-13 13:49:40,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:40,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984874102] [2024-11-13 13:49:40,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:40,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:41,030 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 13:49:41,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:41,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984874102] [2024-11-13 13:49:41,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984874102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:41,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:41,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:41,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392518683] [2024-11-13 13:49:41,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:41,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:41,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:41,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:41,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:41,189 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 160 [2024-11-13 13:49:41,192 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 142 transitions, 290 flow. Second operand has 3 states, 3 states have (on average 131.33333333333334) internal successors, (394), 3 states have internal predecessors, (394), 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 13:49:41,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:41,195 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 160 [2024-11-13 13:49:41,196 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:41,299 INFO L124 PetriNetUnfolderBase]: 4/173 cut-off events. [2024-11-13 13:49:41,299 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 13:49:41,300 INFO L83 FinitePrefix]: Finished finitePrefix Result has 205 conditions, 173 events. 4/173 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 386 event pairs, 4 based on Foata normal form. 8/162 useless extension candidates. Maximal degree in co-relation 86. Up to 25 conditions per place. [2024-11-13 13:49:41,301 INFO L140 encePairwiseOnDemand]: 151/160 looper letters, 15 selfloop transitions, 2 changer transitions 6/129 dead transitions. [2024-11-13 13:49:41,302 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 129 transitions, 298 flow [2024-11-13 13:49:41,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:41,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 414 transitions. [2024-11-13 13:49:41,322 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8625 [2024-11-13 13:49:41,324 INFO L175 Difference]: Start difference. First operand has 139 places, 142 transitions, 290 flow. Second operand 3 states and 414 transitions. [2024-11-13 13:49:41,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 129 transitions, 298 flow [2024-11-13 13:49:41,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 129 transitions, 294 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:49:41,340 INFO L231 Difference]: Finished difference. Result has 132 places, 123 transitions, 252 flow [2024-11-13 13:49:41,343 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=260, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=252, PETRI_PLACES=132, PETRI_TRANSITIONS=123} [2024-11-13 13:49:41,348 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -7 predicate places. [2024-11-13 13:49:41,349 INFO L471 AbstractCegarLoop]: Abstraction has has 132 places, 123 transitions, 252 flow [2024-11-13 13:49:41,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.33333333333334) internal successors, (394), 3 states have internal predecessors, (394), 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 13:49:41,349 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:41,349 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:41,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:49:41,352 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:41,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:41,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1215498878, now seen corresponding path program 1 times [2024-11-13 13:49:41,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:41,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668659470] [2024-11-13 13:49:41,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:41,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:41,506 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 13:49:41,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:41,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668659470] [2024-11-13 13:49:41,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668659470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:41,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:41,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:41,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170328212] [2024-11-13 13:49:41,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:41,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:41,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:41,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:41,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:41,583 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 128 out of 160 [2024-11-13 13:49:41,585 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 123 transitions, 252 flow. Second operand has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 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 13:49:41,585 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:41,585 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 128 of 160 [2024-11-13 13:49:41,586 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:41,664 INFO L124 PetriNetUnfolderBase]: 0/135 cut-off events. [2024-11-13 13:49:41,664 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-13 13:49:41,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 135 events. 0/135 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 210 event pairs, 0 based on Foata normal form. 1/126 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2024-11-13 13:49:41,665 INFO L140 encePairwiseOnDemand]: 149/160 looper letters, 8 selfloop transitions, 6 changer transitions 3/119 dead transitions. [2024-11-13 13:49:41,665 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 119 transitions, 274 flow [2024-11-13 13:49:41,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2024-11-13 13:49:41,667 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8395833333333333 [2024-11-13 13:49:41,668 INFO L175 Difference]: Start difference. First operand has 132 places, 123 transitions, 252 flow. Second operand 3 states and 403 transitions. [2024-11-13 13:49:41,668 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 119 transitions, 274 flow [2024-11-13 13:49:41,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 119 transitions, 270 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:49:41,671 INFO L231 Difference]: Finished difference. Result has 122 places, 116 transitions, 246 flow [2024-11-13 13:49:41,672 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=246, PETRI_PLACES=122, PETRI_TRANSITIONS=116} [2024-11-13 13:49:41,672 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -17 predicate places. [2024-11-13 13:49:41,673 INFO L471 AbstractCegarLoop]: Abstraction has has 122 places, 116 transitions, 246 flow [2024-11-13 13:49:41,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.0) internal successors, (387), 3 states have internal predecessors, (387), 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 13:49:41,673 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:41,673 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 13:49:41,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:49:41,674 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:41,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:41,674 INFO L85 PathProgramCache]: Analyzing trace with hash -194629321, now seen corresponding path program 1 times [2024-11-13 13:49:41,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:41,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822010429] [2024-11-13 13:49:41,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:41,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:41,831 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 13:49:41,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:41,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822010429] [2024-11-13 13:49:41,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822010429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:41,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:41,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:41,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732639175] [2024-11-13 13:49:41,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:41,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:41,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:41,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:41,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:41,909 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 160 [2024-11-13 13:49:41,910 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 116 transitions, 246 flow. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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 13:49:41,911 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:41,911 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 160 [2024-11-13 13:49:41,912 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:41,968 INFO L124 PetriNetUnfolderBase]: 4/158 cut-off events. [2024-11-13 13:49:41,969 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 13:49:41,969 INFO L83 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 158 events. 4/158 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 345 event pairs, 4 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 60. Up to 24 conditions per place. [2024-11-13 13:49:41,970 INFO L140 encePairwiseOnDemand]: 157/160 looper letters, 14 selfloop transitions, 2 changer transitions 0/115 dead transitions. [2024-11-13 13:49:41,970 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 115 transitions, 276 flow [2024-11-13 13:49:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:41,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 407 transitions. [2024-11-13 13:49:41,973 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8479166666666667 [2024-11-13 13:49:41,973 INFO L175 Difference]: Start difference. First operand has 122 places, 116 transitions, 246 flow. Second operand 3 states and 407 transitions. [2024-11-13 13:49:41,973 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 115 transitions, 276 flow [2024-11-13 13:49:41,976 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 115 transitions, 264 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:49:41,979 INFO L231 Difference]: Finished difference. Result has 118 places, 115 transitions, 236 flow [2024-11-13 13:49:41,980 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=118, PETRI_TRANSITIONS=115} [2024-11-13 13:49:41,981 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -21 predicate places. [2024-11-13 13:49:41,982 INFO L471 AbstractCegarLoop]: Abstraction has has 118 places, 115 transitions, 236 flow [2024-11-13 13:49:41,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 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 13:49:41,983 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:41,983 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:41,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:49:41,984 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:41,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:41,985 INFO L85 PathProgramCache]: Analyzing trace with hash 307181748, now seen corresponding path program 1 times [2024-11-13 13:49:41,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:41,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470043687] [2024-11-13 13:49:41,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:41,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:42,128 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 13:49:42,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:42,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470043687] [2024-11-13 13:49:42,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470043687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:42,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:42,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:42,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635376724] [2024-11-13 13:49:42,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:42,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:42,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:42,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:42,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:42,155 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 160 [2024-11-13 13:49:42,156 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 115 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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 13:49:42,156 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:42,156 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 160 [2024-11-13 13:49:42,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:42,211 INFO L124 PetriNetUnfolderBase]: 6/174 cut-off events. [2024-11-13 13:49:42,211 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 13:49:42,211 INFO L83 FinitePrefix]: Finished finitePrefix Result has 205 conditions, 174 events. 6/174 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 402 event pairs, 2 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 170. Up to 21 conditions per place. [2024-11-13 13:49:42,212 INFO L140 encePairwiseOnDemand]: 157/160 looper letters, 11 selfloop transitions, 2 changer transitions 0/116 dead transitions. [2024-11-13 13:49:42,212 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 116 transitions, 264 flow [2024-11-13 13:49:42,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 422 transitions. [2024-11-13 13:49:42,214 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8791666666666667 [2024-11-13 13:49:42,214 INFO L175 Difference]: Start difference. First operand has 118 places, 115 transitions, 236 flow. Second operand 3 states and 422 transitions. [2024-11-13 13:49:42,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 116 transitions, 264 flow [2024-11-13 13:49:42,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 116 transitions, 260 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:49:42,218 INFO L231 Difference]: Finished difference. Result has 117 places, 114 transitions, 234 flow [2024-11-13 13:49:42,219 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=234, PETRI_PLACES=117, PETRI_TRANSITIONS=114} [2024-11-13 13:49:42,219 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -22 predicate places. [2024-11-13 13:49:42,219 INFO L471 AbstractCegarLoop]: Abstraction has has 117 places, 114 transitions, 234 flow [2024-11-13 13:49:42,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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 13:49:42,220 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:42,220 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:42,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 13:49:42,220 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:42,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:42,221 INFO L85 PathProgramCache]: Analyzing trace with hash -929270086, now seen corresponding path program 1 times [2024-11-13 13:49:42,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:42,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72704395] [2024-11-13 13:49:42,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:42,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:42,349 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 13:49:42,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:42,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72704395] [2024-11-13 13:49:42,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72704395] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:42,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:42,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:42,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555237479] [2024-11-13 13:49:42,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:42,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:42,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:42,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:42,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:42,411 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 132 out of 160 [2024-11-13 13:49:42,412 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 114 transitions, 234 flow. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 13:49:42,412 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:42,412 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 132 of 160 [2024-11-13 13:49:42,412 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:42,442 INFO L124 PetriNetUnfolderBase]: 0/129 cut-off events. [2024-11-13 13:49:42,442 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 13:49:42,442 INFO L83 FinitePrefix]: Finished finitePrefix Result has 149 conditions, 129 events. 0/129 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 196 event pairs, 0 based on Foata normal form. 0/123 useless extension candidates. Maximal degree in co-relation 0. Up to 13 conditions per place. [2024-11-13 13:49:42,443 INFO L140 encePairwiseOnDemand]: 157/160 looper letters, 12 selfloop transitions, 2 changer transitions 6/113 dead transitions. [2024-11-13 13:49:42,443 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 113 transitions, 260 flow [2024-11-13 13:49:42,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:42,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 411 transitions. [2024-11-13 13:49:42,445 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.85625 [2024-11-13 13:49:42,445 INFO L175 Difference]: Start difference. First operand has 117 places, 114 transitions, 234 flow. Second operand 3 states and 411 transitions. [2024-11-13 13:49:42,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 113 transitions, 260 flow [2024-11-13 13:49:42,447 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 113 transitions, 256 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:49:42,448 INFO L231 Difference]: Finished difference. Result has 116 places, 107 transitions, 220 flow [2024-11-13 13:49:42,449 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=220, PETRI_PLACES=116, PETRI_TRANSITIONS=107} [2024-11-13 13:49:42,449 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -23 predicate places. [2024-11-13 13:49:42,450 INFO L471 AbstractCegarLoop]: Abstraction has has 116 places, 107 transitions, 220 flow [2024-11-13 13:49:42,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 13:49:42,450 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:42,450 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:42,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 13:49:42,451 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:42,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:42,452 INFO L85 PathProgramCache]: Analyzing trace with hash 645142803, now seen corresponding path program 1 times [2024-11-13 13:49:42,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:42,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717509707] [2024-11-13 13:49:42,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:42,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:42,576 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 13:49:42,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:42,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717509707] [2024-11-13 13:49:42,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717509707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:42,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:42,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:42,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995923057] [2024-11-13 13:49:42,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:42,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:42,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:42,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:42,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:42,593 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 160 [2024-11-13 13:49:42,593 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 107 transitions, 220 flow. Second operand has 3 states, 3 states have (on average 141.33333333333334) internal successors, (424), 3 states have internal predecessors, (424), 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 13:49:42,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:42,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 160 [2024-11-13 13:49:42,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:42,631 INFO L124 PetriNetUnfolderBase]: 4/123 cut-off events. [2024-11-13 13:49:42,631 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:49:42,632 INFO L83 FinitePrefix]: Finished finitePrefix Result has 146 conditions, 123 events. 4/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 145 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 106. Up to 13 conditions per place. [2024-11-13 13:49:42,632 INFO L140 encePairwiseOnDemand]: 158/160 looper letters, 8 selfloop transitions, 1 changer transitions 19/108 dead transitions. [2024-11-13 13:49:42,632 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 108 transitions, 240 flow [2024-11-13 13:49:42,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:42,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 430 transitions. [2024-11-13 13:49:42,635 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8958333333333334 [2024-11-13 13:49:42,635 INFO L175 Difference]: Start difference. First operand has 116 places, 107 transitions, 220 flow. Second operand 3 states and 430 transitions. [2024-11-13 13:49:42,635 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 108 transitions, 240 flow [2024-11-13 13:49:42,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 108 transitions, 236 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 13:49:42,638 INFO L231 Difference]: Finished difference. Result has 109 places, 87 transitions, 178 flow [2024-11-13 13:49:42,638 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=178, PETRI_PLACES=109, PETRI_TRANSITIONS=87} [2024-11-13 13:49:42,641 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -30 predicate places. [2024-11-13 13:49:42,641 INFO L471 AbstractCegarLoop]: Abstraction has has 109 places, 87 transitions, 178 flow [2024-11-13 13:49:42,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 141.33333333333334) internal successors, (424), 3 states have internal predecessors, (424), 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 13:49:42,642 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:49:42,642 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:42,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 13:49:42,644 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-11-13 13:49:42,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:42,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1132565324, now seen corresponding path program 1 times [2024-11-13 13:49:42,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:42,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721270262] [2024-11-13 13:49:42,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:42,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:42,805 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 13:49:42,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:42,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721270262] [2024-11-13 13:49:42,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721270262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:42,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:42,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:49:42,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329727806] [2024-11-13 13:49:42,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:42,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:49:42,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:42,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:49:42,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:49:42,873 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 160 [2024-11-13 13:49:42,874 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 87 transitions, 178 flow. Second operand has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 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 13:49:42,874 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:49:42,874 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 160 [2024-11-13 13:49:42,874 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:49:42,897 INFO L124 PetriNetUnfolderBase]: 4/109 cut-off events. [2024-11-13 13:49:42,897 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 13:49:42,898 INFO L83 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 109 events. 4/109 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 109 event pairs, 4 based on Foata normal form. 1/107 useless extension candidates. Maximal degree in co-relation 118. Up to 19 conditions per place. [2024-11-13 13:49:42,898 INFO L140 encePairwiseOnDemand]: 158/160 looper letters, 0 selfloop transitions, 0 changer transitions 86/86 dead transitions. [2024-11-13 13:49:42,898 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 86 transitions, 198 flow [2024-11-13 13:49:42,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:49:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:49:42,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 402 transitions. [2024-11-13 13:49:42,900 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8375 [2024-11-13 13:49:42,900 INFO L175 Difference]: Start difference. First operand has 109 places, 87 transitions, 178 flow. Second operand 3 states and 402 transitions. [2024-11-13 13:49:42,900 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 86 transitions, 198 flow [2024-11-13 13:49:42,902 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 86 transitions, 197 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:49:42,903 INFO L231 Difference]: Finished difference. Result has 91 places, 0 transitions, 0 flow [2024-11-13 13:49:42,903 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=160, PETRI_DIFFERENCE_MINUEND_FLOW=175, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=91, PETRI_TRANSITIONS=0} [2024-11-13 13:49:42,904 INFO L277 CegarLoopForPetriNet]: 139 programPoint places, -48 predicate places. [2024-11-13 13:49:42,904 INFO L471 AbstractCegarLoop]: Abstraction has has 91 places, 0 transitions, 0 flow [2024-11-13 13:49:42,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 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 13:49:42,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (12 of 13 remaining) [2024-11-13 13:49:42,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2024-11-13 13:49:42,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2024-11-13 13:49:42,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2024-11-13 13:49:42,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2024-11-13 13:49:42,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2024-11-13 13:49:42,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2024-11-13 13:49:42,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 13:49:42,911 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:42,921 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 13:49:42,921 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:49:42,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:49:42 BasicIcfg [2024-11-13 13:49:42,930 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:49:42,931 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:49:42,931 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:49:42,931 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:49:42,933 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:49:40" (3/4) ... [2024-11-13 13:49:42,935 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 13:49:42,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 13:49:42,946 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 13:49:42,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 13:49:42,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 13:49:42,947 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 13:49:43,038 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:49:43,038 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 13:49:43,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:49:43,039 INFO L158 Benchmark]: Toolchain (without parser) took 5183.50ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 50.2MB in the end (delta: 39.2MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-13 13:49:43,040 INFO L158 Benchmark]: CDTParser took 1.29ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:49:43,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1237.24ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 85.3MB in the end (delta: 4.1MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 13:49:43,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.25ms. Allocated memory is still 117.4MB. Free memory was 85.3MB in the beginning and 82.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:49:43,041 INFO L158 Benchmark]: Boogie Preprocessor took 58.49ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 80.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:49:43,041 INFO L158 Benchmark]: RCFGBuilder took 907.19ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 58.7MB in the end (delta: 21.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 13:49:43,041 INFO L158 Benchmark]: TraceAbstraction took 2777.35ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 55.5MB in the end (delta: 2.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2024-11-13 13:49:43,042 INFO L158 Benchmark]: Witness Printer took 107.72ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 50.2MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:49:43,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1237.24ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 85.3MB in the end (delta: 4.1MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.25ms. Allocated memory is still 117.4MB. Free memory was 85.3MB in the beginning and 82.3MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.49ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 80.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 907.19ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 58.7MB in the end (delta: 21.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2777.35ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 55.5MB in the end (delta: 2.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Witness Printer took 107.72ms. Allocated memory is still 117.4MB. Free memory was 55.5MB in the beginning and 50.2MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1712]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1709]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1713]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1721]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1722]: 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, 180 locations, 13 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: 2.6s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 273 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 88 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 274 IncrementalHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 12 mSDtfsCounter, 274 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=290occurred in iteration=0, InterpolantAutomatonStates: 21, 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, 0.8s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 341 ConstructedInterpolants, 0 QuantifiedInterpolants, 355 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 10 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 13:49:43,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29ee78cc-288b-4a9d-8f7b-bddecebf87ac/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