./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_20-publish-regression_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_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/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_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_20-publish-regression_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/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_ac8d56b9-f1c8-49c8-9905-4431ef77beba/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 bdbcb1f6d336419408bc21eb9ac3a89d4566c9a0348f626a712e605b31e52535 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:49:58,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:49:58,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 15:49:58,944 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:49:58,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:49:58,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:49:58,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:49:58,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:49:58,977 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:49:58,977 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:49:58,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:49:58,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:49:58,979 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:49:58,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:49:58,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:49:58,980 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:49:58,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:49:58,980 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:49:58,981 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:49:58,982 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:49:58,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:49:58,982 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:49:58,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:49:58,982 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:49:58,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:49:58,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:49:58,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:49:58,983 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:49:58,983 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_ac8d56b9-f1c8-49c8-9905-4431ef77beba/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 -> bdbcb1f6d336419408bc21eb9ac3a89d4566c9a0348f626a712e605b31e52535 [2024-11-13 15:49:59,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:49:59,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:49:59,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:49:59,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:49:59,350 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:49:59,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/goblint-regression/13-privatized_20-publish-regression_true.i Unable to find full path for "g++" [2024-11-13 15:50:01,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:50:01,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:50:01,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/sv-benchmarks/c/goblint-regression/13-privatized_20-publish-regression_true.i [2024-11-13 15:50:01,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/data/df0f9147c/ed65d485f9864e04be7bb2c99663e0b1/FLAG82f282235 [2024-11-13 15:50:01,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/data/df0f9147c/ed65d485f9864e04be7bb2c99663e0b1 [2024-11-13 15:50:01,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:50:01,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:50:01,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:50:01,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:50:01,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:50:01,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:50:01" (1/1) ... [2024-11-13 15:50:01,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149a0af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:01, skipping insertion in model container [2024-11-13 15:50:01,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:50:01" (1/1) ... [2024-11-13 15:50:01,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:50:02,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:50:02,209 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:50:02,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:50:02,291 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:50:02,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02 WrapperNode [2024-11-13 15:50:02,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:50:02,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:50:02,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:50:02,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:50:02,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,344 INFO L138 Inliner]: procedures = 165, calls = 37, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 106 [2024-11-13 15:50:02,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:50:02,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:50:02,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:50:02,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:50:02,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,377 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:50:02,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:50:02,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:50:02,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:50:02,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (1/1) ... [2024-11-13 15:50:02,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:50:02,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:50:02,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:50:02,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:50:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 15:50:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:50:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-13 15:50:02,461 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-13 15:50:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 15:50:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 15:50:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 15:50:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:50:02,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:50:02,463 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 15:50:02,641 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:50:02,643 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:50:02,968 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 15:50:02,968 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:50:03,003 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:50:03,004 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 15:50:03,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:50:03 BoogieIcfgContainer [2024-11-13 15:50:03,004 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:50:03,007 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:50:03,007 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:50:03,012 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:50:03,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:50:01" (1/3) ... [2024-11-13 15:50:03,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb3ab07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:50:03, skipping insertion in model container [2024-11-13 15:50:03,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:50:02" (2/3) ... [2024-11-13 15:50:03,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb3ab07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:50:03, skipping insertion in model container [2024-11-13 15:50:03,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:50:03" (3/3) ... [2024-11-13 15:50:03,015 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_20-publish-regression_true.i [2024-11-13 15:50:03,032 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:50:03,034 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_20-publish-regression_true.i that has 2 procedures, 116 locations, 1 initial locations, 0 loop locations, and 5 error locations. [2024-11-13 15:50:03,034 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 15:50:03,113 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-13 15:50:03,170 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 119 places, 121 transitions, 249 flow [2024-11-13 15:50:03,229 INFO L124 PetriNetUnfolderBase]: 6/120 cut-off events. [2024-11-13 15:50:03,233 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 15:50:03,241 INFO L83 FinitePrefix]: Finished finitePrefix Result has 125 conditions, 120 events. 6/120 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 84 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 65. Up to 2 conditions per place. [2024-11-13 15:50:03,242 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 121 transitions, 249 flow [2024-11-13 15:50:03,249 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 113 places, 115 transitions, 233 flow [2024-11-13 15:50:03,264 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:50:03,297 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;@28962ddc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:50:03,298 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-11-13 15:50:03,316 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 15:50:03,320 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2024-11-13 15:50:03,320 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 15:50:03,320 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:50:03,321 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] [2024-11-13 15:50:03,325 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-13 15:50:03,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:50:03,331 INFO L85 PathProgramCache]: Analyzing trace with hash -114934658, now seen corresponding path program 1 times [2024-11-13 15:50:03,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:50:03,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209617596] [2024-11-13 15:50:03,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:50:03,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:50:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:50:03,605 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 15:50:03,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:50:03,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209617596] [2024-11-13 15:50:03,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209617596] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:50:03,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:50:03,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:50:03,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222853223] [2024-11-13 15:50:03,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:50:03,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:50:03,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:50:03,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:50:03,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:50:03,710 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 121 [2024-11-13 15:50:03,715 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 115 transitions, 233 flow. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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 15:50:03,715 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:50:03,716 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 121 [2024-11-13 15:50:03,719 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:50:03,961 INFO L124 PetriNetUnfolderBase]: 54/421 cut-off events. [2024-11-13 15:50:03,963 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 15:50:03,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 563 conditions, 421 events. 54/421 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1991 event pairs, 21 based on Foata normal form. 46/427 useless extension candidates. Maximal degree in co-relation 510. Up to 84 conditions per place. [2024-11-13 15:50:03,968 INFO L140 encePairwiseOnDemand]: 106/121 looper letters, 19 selfloop transitions, 6 changer transitions 5/110 dead transitions. [2024-11-13 15:50:03,969 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 110 transitions, 277 flow [2024-11-13 15:50:03,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:50:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:50:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 311 transitions. [2024-11-13 15:50:03,989 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8567493112947658 [2024-11-13 15:50:03,992 INFO L175 Difference]: Start difference. First operand has 113 places, 115 transitions, 233 flow. Second operand 3 states and 311 transitions. [2024-11-13 15:50:03,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 110 transitions, 277 flow [2024-11-13 15:50:04,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 110 transitions, 276 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 15:50:04,008 INFO L231 Difference]: Finished difference. Result has 108 places, 101 transitions, 236 flow [2024-11-13 15:50:04,011 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=108, PETRI_TRANSITIONS=101} [2024-11-13 15:50:04,016 INFO L277 CegarLoopForPetriNet]: 113 programPoint places, -5 predicate places. [2024-11-13 15:50:04,016 INFO L471 AbstractCegarLoop]: Abstraction has has 108 places, 101 transitions, 236 flow [2024-11-13 15:50:04,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 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 15:50:04,017 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:50:04,018 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] [2024-11-13 15:50:04,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:50:04,019 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-13 15:50:04,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:50:04,020 INFO L85 PathProgramCache]: Analyzing trace with hash -467688268, now seen corresponding path program 1 times [2024-11-13 15:50:04,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:50:04,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502414248] [2024-11-13 15:50:04,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:50:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:50:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:50:04,231 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 15:50:04,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:50:04,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502414248] [2024-11-13 15:50:04,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502414248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:50:04,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:50:04,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:50:04,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441707425] [2024-11-13 15:50:04,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:50:04,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:50:04,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:50:04,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:50:04,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:50:04,273 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 121 [2024-11-13 15:50:04,274 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 101 transitions, 236 flow. Second operand has 3 states, 3 states have (on average 95.33333333333333) internal successors, (286), 3 states have internal predecessors, (286), 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 15:50:04,275 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:50:04,275 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 121 [2024-11-13 15:50:04,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:50:04,415 INFO L124 PetriNetUnfolderBase]: 56/409 cut-off events. [2024-11-13 15:50:04,415 INFO L125 PetriNetUnfolderBase]: For 69/70 co-relation queries the response was YES. [2024-11-13 15:50:04,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 630 conditions, 409 events. 56/409 cut-off events. For 69/70 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2064 event pairs, 36 based on Foata normal form. 0/373 useless extension candidates. Maximal degree in co-relation 578. Up to 119 conditions per place. [2024-11-13 15:50:04,421 INFO L140 encePairwiseOnDemand]: 116/121 looper letters, 21 selfloop transitions, 4 changer transitions 0/106 dead transitions. [2024-11-13 15:50:04,421 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 106 transitions, 300 flow [2024-11-13 15:50:04,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:50:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:50:04,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 303 transitions. [2024-11-13 15:50:04,426 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8347107438016529 [2024-11-13 15:50:04,427 INFO L175 Difference]: Start difference. First operand has 108 places, 101 transitions, 236 flow. Second operand 3 states and 303 transitions. [2024-11-13 15:50:04,427 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 106 transitions, 300 flow [2024-11-13 15:50:04,431 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 106 transitions, 286 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 15:50:04,433 INFO L231 Difference]: Finished difference. Result has 107 places, 104 transitions, 256 flow [2024-11-13 15:50:04,433 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=224, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=256, PETRI_PLACES=107, PETRI_TRANSITIONS=104} [2024-11-13 15:50:04,436 INFO L277 CegarLoopForPetriNet]: 113 programPoint places, -6 predicate places. [2024-11-13 15:50:04,436 INFO L471 AbstractCegarLoop]: Abstraction has has 107 places, 104 transitions, 256 flow [2024-11-13 15:50:04,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.33333333333333) internal successors, (286), 3 states have internal predecessors, (286), 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 15:50:04,437 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:50:04,437 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] [2024-11-13 15:50:04,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:50:04,438 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-13 15:50:04,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:50:04,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1375129250, now seen corresponding path program 1 times [2024-11-13 15:50:04,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:50:04,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379927427] [2024-11-13 15:50:04,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:50:04,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:50:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:50:04,830 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 15:50:04,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:50:04,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379927427] [2024-11-13 15:50:04,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379927427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:50:04,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:50:04,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:50:04,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864838841] [2024-11-13 15:50:04,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:50:04,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:50:04,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:50:04,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:50:04,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:50:04,863 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 121 [2024-11-13 15:50:04,863 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 104 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 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 15:50:04,863 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:50:04,864 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 121 [2024-11-13 15:50:04,864 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:50:04,970 INFO L124 PetriNetUnfolderBase]: 14/259 cut-off events. [2024-11-13 15:50:04,970 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-13 15:50:04,970 INFO L83 FinitePrefix]: Finished finitePrefix Result has 350 conditions, 259 events. 14/259 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 908 event pairs, 2 based on Foata normal form. 3/245 useless extension candidates. Maximal degree in co-relation 298. Up to 33 conditions per place. [2024-11-13 15:50:04,971 INFO L140 encePairwiseOnDemand]: 115/121 looper letters, 6 selfloop transitions, 5 changer transitions 3/104 dead transitions. [2024-11-13 15:50:04,971 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 104 transitions, 270 flow [2024-11-13 15:50:04,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:50:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:50:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 319 transitions. [2024-11-13 15:50:04,978 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8787878787878788 [2024-11-13 15:50:04,978 INFO L175 Difference]: Start difference. First operand has 107 places, 104 transitions, 256 flow. Second operand 3 states and 319 transitions. [2024-11-13 15:50:04,978 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 104 transitions, 270 flow [2024-11-13 15:50:04,980 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 104 transitions, 258 flow, removed 2 selfloop flow, removed 4 redundant places. [2024-11-13 15:50:04,984 INFO L231 Difference]: Finished difference. Result has 105 places, 100 transitions, 239 flow [2024-11-13 15:50:04,985 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=239, PETRI_PLACES=105, PETRI_TRANSITIONS=100} [2024-11-13 15:50:04,986 INFO L277 CegarLoopForPetriNet]: 113 programPoint places, -8 predicate places. [2024-11-13 15:50:04,987 INFO L471 AbstractCegarLoop]: Abstraction has has 105 places, 100 transitions, 239 flow [2024-11-13 15:50:04,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 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 15:50:04,987 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:50:04,987 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] [2024-11-13 15:50:04,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:50:04,988 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-13 15:50:04,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:50:04,991 INFO L85 PathProgramCache]: Analyzing trace with hash 636459631, now seen corresponding path program 1 times [2024-11-13 15:50:04,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:50:04,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744332209] [2024-11-13 15:50:04,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:50:04,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:50:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:50:05,094 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 15:50:05,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:50:05,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744332209] [2024-11-13 15:50:05,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744332209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:50:05,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:50:05,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:50:05,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917341060] [2024-11-13 15:50:05,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:50:05,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:50:05,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:50:05,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:50:05,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:50:05,144 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 121 [2024-11-13 15:50:05,145 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 100 transitions, 239 flow. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 15:50:05,145 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:50:05,145 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 121 [2024-11-13 15:50:05,145 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:50:05,236 INFO L124 PetriNetUnfolderBase]: 28/291 cut-off events. [2024-11-13 15:50:05,237 INFO L125 PetriNetUnfolderBase]: For 66/72 co-relation queries the response was YES. [2024-11-13 15:50:05,237 INFO L83 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 291 events. 28/291 cut-off events. For 66/72 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1164 event pairs, 14 based on Foata normal form. 0/271 useless extension candidates. Maximal degree in co-relation 429. Up to 72 conditions per place. [2024-11-13 15:50:05,238 INFO L140 encePairwiseOnDemand]: 116/121 looper letters, 19 selfloop transitions, 3 changer transitions 7/105 dead transitions. [2024-11-13 15:50:05,238 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 105 transitions, 307 flow [2024-11-13 15:50:05,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:50:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 15:50:05,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 303 transitions. [2024-11-13 15:50:05,243 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8347107438016529 [2024-11-13 15:50:05,243 INFO L175 Difference]: Start difference. First operand has 105 places, 100 transitions, 239 flow. Second operand 3 states and 303 transitions. [2024-11-13 15:50:05,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 105 transitions, 307 flow [2024-11-13 15:50:05,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 105 transitions, 298 flow, removed 1 selfloop flow, removed 1 redundant places. [2024-11-13 15:50:05,249 INFO L231 Difference]: Finished difference. Result has 108 places, 97 transitions, 244 flow [2024-11-13 15:50:05,249 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=244, PETRI_PLACES=108, PETRI_TRANSITIONS=97} [2024-11-13 15:50:05,251 INFO L277 CegarLoopForPetriNet]: 113 programPoint places, -5 predicate places. [2024-11-13 15:50:05,251 INFO L471 AbstractCegarLoop]: Abstraction has has 108 places, 97 transitions, 244 flow [2024-11-13 15:50:05,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 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 15:50:05,252 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 15:50:05,253 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] [2024-11-13 15:50:05,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 15:50:05,253 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-13 15:50:05,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:50:05,253 INFO L85 PathProgramCache]: Analyzing trace with hash 646276423, now seen corresponding path program 1 times [2024-11-13 15:50:05,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:50:05,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121985430] [2024-11-13 15:50:05,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:50:05,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:50:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:50:05,826 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 15:50:05,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:50:05,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121985430] [2024-11-13 15:50:05,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121985430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:50:05,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:50:05,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 15:50:05,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659512571] [2024-11-13 15:50:05,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:50:05,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 15:50:05,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:50:05,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 15:50:05,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 15:50:05,958 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 121 [2024-11-13 15:50:05,959 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 97 transitions, 244 flow. Second operand has 6 states, 6 states have (on average 101.33333333333333) internal successors, (608), 6 states have internal predecessors, (608), 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 15:50:05,959 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 15:50:05,959 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 121 [2024-11-13 15:50:05,959 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 15:50:06,029 INFO L124 PetriNetUnfolderBase]: 0/112 cut-off events. [2024-11-13 15:50:06,029 INFO L125 PetriNetUnfolderBase]: For 12/13 co-relation queries the response was YES. [2024-11-13 15:50:06,030 INFO L83 FinitePrefix]: Finished finitePrefix Result has 158 conditions, 112 events. 0/112 cut-off events. For 12/13 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 68 event pairs, 0 based on Foata normal form. 3/114 useless extension candidates. Maximal degree in co-relation 0. Up to 9 conditions per place. [2024-11-13 15:50:06,030 INFO L140 encePairwiseOnDemand]: 116/121 looper letters, 0 selfloop transitions, 0 changer transitions 86/86 dead transitions. [2024-11-13 15:50:06,030 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 86 transitions, 222 flow [2024-11-13 15:50:06,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:50:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-13 15:50:06,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 510 transitions. [2024-11-13 15:50:06,033 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8429752066115702 [2024-11-13 15:50:06,033 INFO L175 Difference]: Start difference. First operand has 108 places, 97 transitions, 244 flow. Second operand 5 states and 510 transitions. [2024-11-13 15:50:06,033 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 86 transitions, 222 flow [2024-11-13 15:50:06,034 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 86 transitions, 196 flow, removed 3 selfloop flow, removed 7 redundant places. [2024-11-13 15:50:06,036 INFO L231 Difference]: Finished difference. Result has 94 places, 0 transitions, 0 flow [2024-11-13 15:50:06,036 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=90, 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=5, PETRI_FLOW=0, PETRI_PLACES=94, PETRI_TRANSITIONS=0} [2024-11-13 15:50:06,037 INFO L277 CegarLoopForPetriNet]: 113 programPoint places, -19 predicate places. [2024-11-13 15:50:06,039 INFO L471 AbstractCegarLoop]: Abstraction has has 94 places, 0 transitions, 0 flow [2024-11-13 15:50:06,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 101.33333333333333) internal successors, (608), 6 states have internal predecessors, (608), 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 15:50:06,042 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2024-11-13 15:50:06,042 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2024-11-13 15:50:06,042 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2024-11-13 15:50:06,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2024-11-13 15:50:06,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2024-11-13 15:50:06,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2024-11-13 15:50:06,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2024-11-13 15:50:06,043 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2024-11-13 15:50:06,044 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2024-11-13 15:50:06,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 15:50:06,045 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-13 15:50:06,051 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 15:50:06,051 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:50:06,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:50:06 BasicIcfg [2024-11-13 15:50:06,060 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:50:06,061 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:50:06,064 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:50:06,064 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:50:06,065 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:50:03" (3/4) ... [2024-11-13 15:50:06,067 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 15:50:06,072 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-13 15:50:06,079 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 15:50:06,079 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 15:50:06,080 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 15:50:06,080 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 15:50:06,163 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 15:50:06,163 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 15:50:06,164 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:50:06,164 INFO L158 Benchmark]: Toolchain (without parser) took 4457.59ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 82.6MB in the end (delta: 7.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-11-13 15:50:06,165 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:50:06,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.06ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 70.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:50:06,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.53ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 68.6MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:50:06,165 INFO L158 Benchmark]: Boogie Preprocessor took 35.57ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 67.2MB in the end (delta: 913.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:50:06,166 INFO L158 Benchmark]: RCFGBuilder took 620.98ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 51.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:50:06,166 INFO L158 Benchmark]: TraceAbstraction took 3054.10ms. Allocated memory is still 117.4MB. Free memory was 50.9MB in the beginning and 86.7MB in the end (delta: -35.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2024-11-13 15:50:06,167 INFO L158 Benchmark]: Witness Printer took 102.32ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 82.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:50:06,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.06ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 70.4MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.53ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 68.6MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.57ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 67.2MB in the end (delta: 913.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 620.98ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 51.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3054.10ms. Allocated memory is still 117.4MB. Free memory was 50.9MB in the beginning and 86.7MB in the end (delta: -35.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Witness Printer took 102.32ms. Allocated memory is still 117.4MB. Free memory was 86.7MB in the beginning and 82.6MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 701]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: 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, 159 locations, 9 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: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 200 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 105 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 283 IncrementalHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 6 mSDtfsCounter, 283 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=256occurred in iteration=2, 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: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 280 NumberOfCodeBlocks, 280 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 599 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 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 15:50:06,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac8d56b9-f1c8-49c8-9905-4431ef77beba/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