./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00ab4006d72abca4f35a64fe9dabb6d6d9b6871c611e836e638cfc5bf3cdc124 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:22:26,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:22:26,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-14 05:22:26,443 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:22:26,444 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:22:26,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:22:26,483 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:22:26,484 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:22:26,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:22:26,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:22:26,486 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:22:26,486 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:22:26,487 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:22:26,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:22:26,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:22:26,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:22:26,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:22:26,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:22:26,489 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00ab4006d72abca4f35a64fe9dabb6d6d9b6871c611e836e638cfc5bf3cdc124 [2024-11-14 05:22:26,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:22:26,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:22:26,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:22:26,825 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:22:26,825 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:22:26,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i Unable to find full path for "g++" [2024-11-14 05:22:28,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:22:29,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:22:29,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/sv-benchmarks/c/goblint-regression/13-privatized_36-traces-ex-3_true.i [2024-11-14 05:22:29,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/data/0aa9d8fef/3150719e28d240ef8f9b9d3927763310/FLAGddddc53d1 [2024-11-14 05:22:29,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/data/0aa9d8fef/3150719e28d240ef8f9b9d3927763310 [2024-11-14 05:22:29,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:22:29,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:22:29,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:22:29,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:22:29,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:22:29,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2883c547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29, skipping insertion in model container [2024-11-14 05:22:29,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,229 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:22:29,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:22:29,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:22:29,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:22:29,711 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:22:29,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29 WrapperNode [2024-11-14 05:22:29,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:22:29,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:22:29,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:22:29,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:22:29,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,758 INFO L138 Inliner]: procedures = 165, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-14 05:22:29,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:22:29,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:22:29,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:22:29,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:22:29,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:22:29,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:22:29,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:22:29,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:22:29,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (1/1) ... [2024-11-14 05:22:29,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:22:29,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:22:29,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:22:29,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:22:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 05:22:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:22:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-14 05:22:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-14 05:22:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:22:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:22:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 05:22:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:22:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:22:29,857 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 05:22:29,979 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:22:29,981 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:22:30,225 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 05:22:30,225 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:22:30,275 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:22:30,276 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 05:22:30,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:22:30 BoogieIcfgContainer [2024-11-14 05:22:30,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:22:30,279 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:22:30,279 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:22:30,284 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:22:30,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:22:29" (1/3) ... [2024-11-14 05:22:30,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432b6994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:22:30, skipping insertion in model container [2024-11-14 05:22:30,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:29" (2/3) ... [2024-11-14 05:22:30,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432b6994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:22:30, skipping insertion in model container [2024-11-14 05:22:30,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:22:30" (3/3) ... [2024-11-14 05:22:30,287 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_36-traces-ex-3_true.i [2024-11-14 05:22:30,304 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:22:30,305 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_36-traces-ex-3_true.i that has 2 procedures, 87 locations, 1 initial locations, 0 loop locations, and 3 error locations. [2024-11-14 05:22:30,306 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 05:22:30,370 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-14 05:22:30,411 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 90 places, 88 transitions, 180 flow [2024-11-14 05:22:30,499 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 622 states, 617 states have (on average 1.9335494327390599) internal successors, (1193), 621 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:30,541 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:22:30,562 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6e064b57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:22:30,563 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-14 05:22:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand has 622 states, 617 states have (on average 1.9335494327390599) internal successors, (1193), 621 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-14 05:22:30,576 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:30,577 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:30,577 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-14 05:22:30,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:30,583 INFO L85 PathProgramCache]: Analyzing trace with hash 170063983, now seen corresponding path program 1 times [2024-11-14 05:22:30,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:22:30,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972063966] [2024-11-14 05:22:30,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:30,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:22:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:30,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:22:30,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:22:30,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972063966] [2024-11-14 05:22:30,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972063966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:22:30,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:22:30,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:22:30,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243532079] [2024-11-14 05:22:30,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:22:30,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:22:30,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:22:30,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:22:30,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:30,909 INFO L87 Difference]: Start difference. First operand has 622 states, 617 states have (on average 1.9335494327390599) internal successors, (1193), 621 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:31,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:22:31,048 INFO L93 Difference]: Finished difference Result 829 states and 1593 transitions. [2024-11-14 05:22:31,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:22:31,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2024-11-14 05:22:31,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:22:31,067 INFO L225 Difference]: With dead ends: 829 [2024-11-14 05:22:31,067 INFO L226 Difference]: Without dead ends: 613 [2024-11-14 05:22:31,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:31,074 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 26 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:22:31,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 156 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 05:22:31,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2024-11-14 05:22:31,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 595. [2024-11-14 05:22:31,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 588 states have (on average 1.8775510204081634) internal successors, (1104), 594 states have internal predecessors, (1104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:31,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 1104 transitions. [2024-11-14 05:22:31,158 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 1104 transitions. Word has length 41 [2024-11-14 05:22:31,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:22:31,158 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 1104 transitions. [2024-11-14 05:22:31,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1104 transitions. [2024-11-14 05:22:31,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-14 05:22:31,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:31,160 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:31,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 05:22:31,161 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-14 05:22:31,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:31,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1980044862, now seen corresponding path program 1 times [2024-11-14 05:22:31,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:22:31,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300958027] [2024-11-14 05:22:31,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:31,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:22:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:22:31,281 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:22:31,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300958027] [2024-11-14 05:22:31,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300958027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:22:31,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:22:31,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:22:31,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437984800] [2024-11-14 05:22:31,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:22:31,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:22:31,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:22:31,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:22:31,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:31,285 INFO L87 Difference]: Start difference. First operand 595 states and 1104 transitions. Second operand has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:31,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:22:31,366 INFO L93 Difference]: Finished difference Result 804 states and 1486 transitions. [2024-11-14 05:22:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:22:31,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2024-11-14 05:22:31,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:22:31,377 INFO L225 Difference]: With dead ends: 804 [2024-11-14 05:22:31,379 INFO L226 Difference]: Without dead ends: 719 [2024-11-14 05:22:31,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:31,382 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 37 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:22:31,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 152 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 05:22:31,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2024-11-14 05:22:31,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 543. [2024-11-14 05:22:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 537 states have (on average 1.8603351955307263) internal successors, (999), 542 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:31,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 999 transitions. [2024-11-14 05:22:31,431 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 999 transitions. Word has length 44 [2024-11-14 05:22:31,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:22:31,432 INFO L471 AbstractCegarLoop]: Abstraction has 543 states and 999 transitions. [2024-11-14 05:22:31,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 999 transitions. [2024-11-14 05:22:31,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-14 05:22:31,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:31,437 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:31,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 05:22:31,437 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-14 05:22:31,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:31,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1097616794, now seen corresponding path program 1 times [2024-11-14 05:22:31,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:22:31,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597357811] [2024-11-14 05:22:31,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:31,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:22:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:31,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:22:31,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:22:31,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597357811] [2024-11-14 05:22:31,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597357811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:22:31,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:22:31,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 05:22:31,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471034229] [2024-11-14 05:22:31,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:22:31,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:22:31,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:22:31,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:22:31,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-14 05:22:31,945 INFO L87 Difference]: Start difference. First operand 543 states and 999 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:32,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:22:32,094 INFO L93 Difference]: Finished difference Result 633 states and 1158 transitions. [2024-11-14 05:22:32,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:22:32,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2024-11-14 05:22:32,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:22:32,099 INFO L225 Difference]: With dead ends: 633 [2024-11-14 05:22:32,099 INFO L226 Difference]: Without dead ends: 275 [2024-11-14 05:22:32,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-14 05:22:32,104 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 99 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:22:32,105 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 129 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 05:22:32,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-14 05:22:32,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 275. [2024-11-14 05:22:32,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 273 states have (on average 1.6886446886446886) internal successors, (461), 274 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 461 transitions. [2024-11-14 05:22:32,136 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 461 transitions. Word has length 50 [2024-11-14 05:22:32,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:22:32,138 INFO L471 AbstractCegarLoop]: Abstraction has 275 states and 461 transitions. [2024-11-14 05:22:32,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 461 transitions. [2024-11-14 05:22:32,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-14 05:22:32,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:32,141 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:32,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 05:22:32,141 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2024-11-14 05:22:32,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:32,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1056752011, now seen corresponding path program 1 times [2024-11-14 05:22:32,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:22:32,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802911757] [2024-11-14 05:22:32,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:32,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:22:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:22:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:22:32,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:22:32,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802911757] [2024-11-14 05:22:32,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802911757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:22:32,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:22:32,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:22:32,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872689643] [2024-11-14 05:22:32,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:22:32,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:22:32,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:22:32,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:22:32,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:32,228 INFO L87 Difference]: Start difference. First operand 275 states and 461 transitions. Second operand has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:32,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:22:32,265 INFO L93 Difference]: Finished difference Result 275 states and 461 transitions. [2024-11-14 05:22:32,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:22:32,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2024-11-14 05:22:32,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:22:32,268 INFO L225 Difference]: With dead ends: 275 [2024-11-14 05:22:32,268 INFO L226 Difference]: Without dead ends: 0 [2024-11-14 05:22:32,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:22:32,269 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 11 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:22:32,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 129 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:22:32,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-14 05:22:32,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-14 05:22:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-14 05:22:32,273 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2024-11-14 05:22:32,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:22:32,273 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-14 05:22:32,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:22:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-14 05:22:32,273 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-14 05:22:32,277 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2024-11-14 05:22:32,278 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2024-11-14 05:22:32,278 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2024-11-14 05:22:32,278 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2024-11-14 05:22:32,278 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2024-11-14 05:22:32,278 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2024-11-14 05:22:32,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 05:22:32,281 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-14 05:22:32,286 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 05:22:32,286 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:22:32,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:22:32 BasicIcfg [2024-11-14 05:22:32,292 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:22:32,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:22:32,293 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:22:32,293 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:22:32,294 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:22:30" (3/4) ... [2024-11-14 05:22:32,296 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-14 05:22:32,300 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-14 05:22:32,303 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-14 05:22:32,303 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-14 05:22:32,305 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-14 05:22:32,305 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-14 05:22:32,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 05:22:32,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/witness.yml [2024-11-14 05:22:32,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:22:32,379 INFO L158 Benchmark]: Toolchain (without parser) took 3205.57ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 95.6MB in the end (delta: 20.9MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-11-14 05:22:32,379 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:22:32,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.66ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 96.4MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:22:32,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.93ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:22:32,380 INFO L158 Benchmark]: Boogie Preprocessor took 35.59ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.8MB in the end (delta: 911.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:22:32,380 INFO L158 Benchmark]: RCFGBuilder took 481.14ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 78.8MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:22:32,381 INFO L158 Benchmark]: TraceAbstraction took 2013.28ms. Allocated memory is still 142.6MB. Free memory was 78.1MB in the beginning and 100.1MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:22:32,381 INFO L158 Benchmark]: Witness Printer took 85.30ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 95.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:22:32,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.66ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 96.4MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.93ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 94.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.59ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.8MB in the end (delta: 911.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 481.14ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 78.8MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2013.28ms. Allocated memory is still 142.6MB. Free memory was 78.1MB in the beginning and 100.1MB in the end (delta: -22.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 85.30ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 95.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 686]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 689]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 112 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 173 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 173 mSDsluCounter, 566 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 253 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 171 IncrementalHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 313 mSDtfsCounter, 171 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=622occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 194 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 185 NumberOfCodeBlocks, 185 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 320 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 05:22:32,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3644896-1e3d-4136-ad25-c972069c7b78/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE