./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.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_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/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_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/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_18762dbf-8614-4c70-8920-a02c08c1fbc5/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 7912270168edfe57ed71790473a28594e3bc48002f5ead86961705c042bbf781 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:17:09,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:17:09,676 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 13:17:09,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:17:09,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:17:09,719 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:17:09,720 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:17:09,720 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:17:09,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:17:09,721 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:17:09,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:17:09,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:17:09,721 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:17:09,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:17:09,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:17:09,722 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 13:17:09,725 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:17:09,725 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:17:09,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:17:09,725 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:17:09,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:17:09,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:17:09,726 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:17:09,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:17:09,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:17:09,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:17:09,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:17:09,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:17:09,727 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:17:09,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:17:09,728 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:17:09,728 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:17:09,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:17:09,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:17:09,728 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_18762dbf-8614-4c70-8920-a02c08c1fbc5/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 -> 7912270168edfe57ed71790473a28594e3bc48002f5ead86961705c042bbf781 [2024-11-13 13:17:10,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:17:10,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:17:10,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:17:10,201 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:17:10,202 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:17:10,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-13 13:17:12,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:17:12,388 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:17:12,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/sv-benchmarks/c/pthread-wmm/safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-13 13:17:12,404 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/data/183bb5230/3731cc2d9d4945128dff8a45741d807f/FLAG014f568ec [2024-11-13 13:17:12,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/data/183bb5230/3731cc2d9d4945128dff8a45741d807f [2024-11-13 13:17:12,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:17:12,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:17:12,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:17:12,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:17:12,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:17:12,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:17:12" (1/1) ... [2024-11-13 13:17:12,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1e1bc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:12, skipping insertion in model container [2024-11-13 13:17:12,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:17:12" (1/1) ... [2024-11-13 13:17:12,464 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:17:12,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:17:12,984 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:17:13,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:17:13,105 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:17:13,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13 WrapperNode [2024-11-13 13:17:13,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:17:13,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:17:13,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:17:13,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:17:13,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,162 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 102 [2024-11-13 13:17:13,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:17:13,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:17:13,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:17:13,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:17:13,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:17:13,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:17:13,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:17:13,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:17:13,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (1/1) ... [2024-11-13 13:17:13,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:17:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:17:13,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:17:13,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:17:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 13:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 13:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 13:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 13:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 13:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:17:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:17:13,261 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 13:17:13,413 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:17:13,415 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:17:13,758 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 13:17:13,758 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:17:13,999 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:17:13,999 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 13:17:13,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:17:13 BoogieIcfgContainer [2024-11-13 13:17:14,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:17:14,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:17:14,002 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:17:14,007 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:17:14,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:17:12" (1/3) ... [2024-11-13 13:17:14,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@522f613d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:17:14, skipping insertion in model container [2024-11-13 13:17:14,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:17:13" (2/3) ... [2024-11-13 13:17:14,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@522f613d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:17:14, skipping insertion in model container [2024-11-13 13:17:14,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:17:13" (3/3) ... [2024-11-13 13:17:14,011 INFO L112 eAbstractionObserver]: Analyzing ICFG safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-11-13 13:17:14,029 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:17:14,033 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG safe027_pso.oepc_pso.opt_tso.oepc_tso.opt.i that has 5 procedures, 132 locations, 1 initial locations, 0 loop locations, and 27 error locations. [2024-11-13 13:17:14,033 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 13:17:14,110 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 13:17:14,158 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 144 places, 134 transitions, 284 flow [2024-11-13 13:17:14,239 INFO L124 PetriNetUnfolderBase]: 3/130 cut-off events. [2024-11-13 13:17:14,242 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:17:14,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 143 conditions, 130 events. 3/130 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 165 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 114. Up to 2 conditions per place. [2024-11-13 13:17:14,254 INFO L82 GeneralOperation]: Start removeDead. Operand has 144 places, 134 transitions, 284 flow [2024-11-13 13:17:14,259 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 140 places, 130 transitions, 272 flow [2024-11-13 13:17:14,267 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:17:14,282 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;@15227969, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:17:14,285 INFO L334 AbstractCegarLoop]: Starting to check reachability of 49 error locations. [2024-11-13 13:17:14,294 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 13:17:14,295 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-13 13:17:14,295 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:17:14,295 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:17:14,296 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] [2024-11-13 13:17:14,296 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-13 13:17:14,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:14,301 INFO L85 PathProgramCache]: Analyzing trace with hash -499502555, now seen corresponding path program 1 times [2024-11-13 13:17:14,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:14,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938596347] [2024-11-13 13:17:14,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:14,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:17:14,483 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 13:17:14,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:17:14,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938596347] [2024-11-13 13:17:14,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938596347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:17:14,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:17:14,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-13 13:17:14,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061729891] [2024-11-13 13:17:14,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:17:14,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 13:17:14,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:17:14,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 13:17:14,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:17:14,533 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 134 [2024-11-13 13:17:14,538 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 130 transitions, 272 flow. Second operand has 2 states, 2 states have (on average 90.0) internal successors, (180), 2 states have internal predecessors, (180), 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 13:17:14,538 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:17:14,539 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 134 [2024-11-13 13:17:14,541 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:17:15,273 INFO L124 PetriNetUnfolderBase]: 1205/2400 cut-off events. [2024-11-13 13:17:15,273 INFO L125 PetriNetUnfolderBase]: For 65/65 co-relation queries the response was YES. [2024-11-13 13:17:15,290 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4237 conditions, 2400 events. 1205/2400 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 16916 event pairs, 1205 based on Foata normal form. 289/2571 useless extension candidates. Maximal degree in co-relation 4206. Up to 1702 conditions per place. [2024-11-13 13:17:15,309 INFO L140 encePairwiseOnDemand]: 106/134 looper letters, 16 selfloop transitions, 0 changer transitions 0/100 dead transitions. [2024-11-13 13:17:15,309 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 100 transitions, 244 flow [2024-11-13 13:17:15,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 13:17:15,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 13:17:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 222 transitions. [2024-11-13 13:17:15,325 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8283582089552238 [2024-11-13 13:17:15,326 INFO L175 Difference]: Start difference. First operand has 140 places, 130 transitions, 272 flow. Second operand 2 states and 222 transitions. [2024-11-13 13:17:15,327 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 100 transitions, 244 flow [2024-11-13 13:17:15,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 100 transitions, 240 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-13 13:17:15,340 INFO L231 Difference]: Finished difference. Result has 110 places, 100 transitions, 208 flow [2024-11-13 13:17:15,343 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=208, PETRI_PLACES=110, PETRI_TRANSITIONS=100} [2024-11-13 13:17:15,347 INFO L277 CegarLoopForPetriNet]: 140 programPoint places, -30 predicate places. [2024-11-13 13:17:15,349 INFO L471 AbstractCegarLoop]: Abstraction has has 110 places, 100 transitions, 208 flow [2024-11-13 13:17:15,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 90.0) internal successors, (180), 2 states have internal predecessors, (180), 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 13:17:15,349 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:17:15,349 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:17:15,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:17:15,350 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-13 13:17:15,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:15,353 INFO L85 PathProgramCache]: Analyzing trace with hash -378358402, now seen corresponding path program 1 times [2024-11-13 13:17:15,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:15,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866843752] [2024-11-13 13:17:15,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:15,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:17:15,552 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 13:17:15,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:17:15,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866843752] [2024-11-13 13:17:15,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866843752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:17:15,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:17:15,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:17:15,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706075128] [2024-11-13 13:17:15,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:17:15,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:17:15,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:17:15,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:17:15,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:15,562 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 134 [2024-11-13 13:17:15,562 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 100 transitions, 208 flow. Second operand has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 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 13:17:15,564 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:17:15,564 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 134 [2024-11-13 13:17:15,564 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:17:16,638 INFO L124 PetriNetUnfolderBase]: 2021/6738 cut-off events. [2024-11-13 13:17:16,639 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:17:16,662 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9676 conditions, 6738 events. 2021/6738 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 68711 event pairs, 797 based on Foata normal form. 0/6273 useless extension candidates. Maximal degree in co-relation 9673. Up to 1656 conditions per place. [2024-11-13 13:17:16,727 INFO L140 encePairwiseOnDemand]: 132/134 looper letters, 27 selfloop transitions, 1 changer transitions 0/109 dead transitions. [2024-11-13 13:17:16,727 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 109 transitions, 282 flow [2024-11-13 13:17:16,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:17:16,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:17:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 287 transitions. [2024-11-13 13:17:16,730 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7139303482587065 [2024-11-13 13:17:16,730 INFO L175 Difference]: Start difference. First operand has 110 places, 100 transitions, 208 flow. Second operand 3 states and 287 transitions. [2024-11-13 13:17:16,730 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 109 transitions, 282 flow [2024-11-13 13:17:16,731 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 109 transitions, 282 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 13:17:16,733 INFO L231 Difference]: Finished difference. Result has 111 places, 99 transitions, 208 flow [2024-11-13 13:17:16,734 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=208, PETRI_PLACES=111, PETRI_TRANSITIONS=99} [2024-11-13 13:17:16,734 INFO L277 CegarLoopForPetriNet]: 140 programPoint places, -29 predicate places. [2024-11-13 13:17:16,735 INFO L471 AbstractCegarLoop]: Abstraction has has 111 places, 99 transitions, 208 flow [2024-11-13 13:17:16,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 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 13:17:16,735 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 13:17:16,735 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] [2024-11-13 13:17:16,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:17:16,736 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-13 13:17:16,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:17:16,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1071291167, now seen corresponding path program 1 times [2024-11-13 13:17:16,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:17:16,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642467042] [2024-11-13 13:17:16,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:17:16,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:17:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:17:16,880 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 13:17:16,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:17:16,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642467042] [2024-11-13 13:17:16,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642467042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:17:16,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:17:16,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:17:16,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318643699] [2024-11-13 13:17:16,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:17:16,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:17:16,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:17:16,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:17:16,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:17:16,895 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 134 [2024-11-13 13:17:16,896 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 99 transitions, 208 flow. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 13:17:16,896 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 13:17:16,896 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 134 [2024-11-13 13:17:16,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 13:17:17,725 INFO L124 PetriNetUnfolderBase]: 2021/5359 cut-off events. [2024-11-13 13:17:17,726 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 13:17:17,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8299 conditions, 5359 events. 2021/5359 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 48853 event pairs, 1205 based on Foata normal form. 0/5100 useless extension candidates. Maximal degree in co-relation 8295. Up to 1702 conditions per place. [2024-11-13 13:17:17,753 INFO L140 encePairwiseOnDemand]: 132/134 looper letters, 0 selfloop transitions, 0 changer transitions 108/108 dead transitions. [2024-11-13 13:17:17,753 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 108 transitions, 282 flow [2024-11-13 13:17:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:17:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 13:17:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 287 transitions. [2024-11-13 13:17:17,756 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7139303482587065 [2024-11-13 13:17:17,756 INFO L175 Difference]: Start difference. First operand has 111 places, 99 transitions, 208 flow. Second operand 3 states and 287 transitions. [2024-11-13 13:17:17,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 108 transitions, 282 flow [2024-11-13 13:17:17,761 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 108 transitions, 281 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 13:17:17,762 INFO L231 Difference]: Finished difference. Result has 111 places, 0 transitions, 0 flow [2024-11-13 13:17:17,763 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=134, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=111, PETRI_TRANSITIONS=0} [2024-11-13 13:17:17,764 INFO L277 CegarLoopForPetriNet]: 140 programPoint places, -29 predicate places. [2024-11-13 13:17:17,765 INFO L471 AbstractCegarLoop]: Abstraction has has 111 places, 0 transitions, 0 flow [2024-11-13 13:17:17,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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 13:17:17,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (48 of 49 remaining) [2024-11-13 13:17:17,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (47 of 49 remaining) [2024-11-13 13:17:17,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (46 of 49 remaining) [2024-11-13 13:17:17,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (45 of 49 remaining) [2024-11-13 13:17:17,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (44 of 49 remaining) [2024-11-13 13:17:17,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (43 of 49 remaining) [2024-11-13 13:17:17,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (42 of 49 remaining) [2024-11-13 13:17:17,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (41 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (40 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (39 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (38 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (37 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (36 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (35 of 49 remaining) [2024-11-13 13:17:17,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (34 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (33 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (32 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (31 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (30 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (29 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (28 of 49 remaining) [2024-11-13 13:17:17,772 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (27 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (26 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (25 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (23 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (22 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 49 remaining) [2024-11-13 13:17:17,773 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (17 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (16 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (15 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (14 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (13 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (12 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (11 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (10 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (9 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (8 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (7 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (6 of 49 remaining) [2024-11-13 13:17:17,774 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (5 of 49 remaining) [2024-11-13 13:17:17,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (4 of 49 remaining) [2024-11-13 13:17:17,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (3 of 49 remaining) [2024-11-13 13:17:17,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (2 of 49 remaining) [2024-11-13 13:17:17,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (1 of 49 remaining) [2024-11-13 13:17:17,775 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (0 of 49 remaining) [2024-11-13 13:17:17,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:17:17,775 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 13:17:17,785 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 13:17:17,785 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:17:17,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:17:17 BasicIcfg [2024-11-13 13:17:17,796 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:17:17,796 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:17:17,797 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:17:17,797 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:17:17,798 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:17:13" (3/4) ... [2024-11-13 13:17:17,800 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 13:17:17,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-11-13 13:17:17,804 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-11-13 13:17:17,804 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-11-13 13:17:17,804 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2024-11-13 13:17:17,812 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 13:17:17,813 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 13:17:17,813 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 13:17:17,813 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 13:17:17,895 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:17:17,895 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 13:17:17,895 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:17:17,896 INFO L158 Benchmark]: Toolchain (without parser) took 5472.69ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 91.9MB in the beginning and 228.0MB in the end (delta: -136.1MB). Peak memory consumption was 165.8MB. Max. memory is 16.1GB. [2024-11-13 13:17:17,897 INFO L158 Benchmark]: CDTParser took 1.10ms. 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 13:17:17,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 681.34ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 71.1MB in the end (delta: 20.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 13:17:17,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.24ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 69.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:17:17,898 INFO L158 Benchmark]: Boogie Preprocessor took 25.31ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 67.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:17:17,898 INFO L158 Benchmark]: RCFGBuilder took 810.85ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 87.9MB in the end (delta: -20.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-13 13:17:17,899 INFO L158 Benchmark]: TraceAbstraction took 3793.58ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 87.4MB in the beginning and 233.3MB in the end (delta: -145.9MB). Peak memory consumption was 154.3MB. Max. memory is 16.1GB. [2024-11-13 13:17:17,899 INFO L158 Benchmark]: Witness Printer took 99.08ms. Allocated memory is still 419.4MB. Free memory was 233.3MB in the beginning and 228.0MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:17:17,901 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 681.34ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 71.1MB in the end (delta: 20.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.24ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 69.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.31ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 67.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 810.85ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 87.9MB in the end (delta: -20.0MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3793.58ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 87.4MB in the beginning and 233.3MB in the end (delta: -145.9MB). Peak memory consumption was 154.3MB. Max. memory is 16.1GB. * Witness Printer took 99.08ms. Allocated memory is still 419.4MB. Free memory was 233.3MB in the beginning and 228.0MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 731]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 731]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 736]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 736]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 748]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 748]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 758]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 758]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 770]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 807]: 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 9 procedures, 184 locations, 49 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 102 IncrementalHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 102 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=272occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.3s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 131 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 27 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 13:17:17,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18762dbf-8614-4c70-8920-a02c08c1fbc5/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