./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje --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 c983783f5358911c3fbbb6a10a3bc1f70631f1803357161b1c0bc876f490a9b5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:11:20,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:11:20,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-09 05:11:20,170 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:11:20,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:11:20,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:11:20,209 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:11:20,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:11:20,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:11:20,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:11:20,212 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:11:20,213 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:11:20,213 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:11:20,214 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:11:20,217 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:11:20,218 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:11:20,218 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:11:20,218 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:11:20,218 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:11:20,219 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:11:20,219 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:11:20,219 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:11:20,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:11:20,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:11:20,221 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:11:20,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:11:20,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:11:20,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:11:20,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:11:20,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:11:20,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:11:20,223 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 05:11:20,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:11:20,223 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:11:20,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:11:20,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:11:20,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:11:20,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:11:20,224 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:11:20,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:11:20,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:11:20,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:11:20,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:11:20,228 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:11:20,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:11:20,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:11:20,229 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:11:20,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:11:20,229 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c983783f5358911c3fbbb6a10a3bc1f70631f1803357161b1c0bc876f490a9b5 [2024-11-09 05:11:20,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:11:20,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:11:20,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:11:20,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:11:20,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:11:20,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i Unable to find full path for "g++" [2024-11-09 05:11:22,552 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:11:22,920 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:11:22,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i [2024-11-09 05:11:22,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/data/8a2054c23/5e13f93401d748edbc729ba252bb4f22/FLAGf8066898b [2024-11-09 05:11:22,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/data/8a2054c23/5e13f93401d748edbc729ba252bb4f22 [2024-11-09 05:11:22,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:11:22,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:11:22,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:11:22,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:11:22,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:11:22,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:11:22" (1/1) ... [2024-11-09 05:11:22,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c88a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:22, skipping insertion in model container [2024-11-09 05:11:22,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:11:22" (1/1) ... [2024-11-09 05:11:23,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:11:23,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:11:23,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:11:23,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:11:23,648 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:11:23,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23 WrapperNode [2024-11-09 05:11:23,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:11:23,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:11:23,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:11:23,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:11:23,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,724 INFO L138 Inliner]: procedures = 162, calls = 30, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 90 [2024-11-09 05:11:23,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:11:23,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:11:23,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:11:23,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:11:23,740 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:11:23,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:11:23,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:11:23,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:11:23,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (1/1) ... [2024-11-09 05:11:23,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:11:23,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:11:23,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:11:23,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:11:23,859 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-09 05:11:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:11:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-09 05:11:23,860 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-09 05:11:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:11:23,860 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-09 05:11:23,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:11:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:11:23,864 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 05:11:24,047 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:11:24,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:11:24,253 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 05:11:24,254 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:11:24,299 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:11:24,300 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 05:11:24,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:11:24 BoogieIcfgContainer [2024-11-09 05:11:24,301 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:11:24,304 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:11:24,305 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:11:24,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:11:24,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:11:22" (1/3) ... [2024-11-09 05:11:24,311 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbdb21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:11:24, skipping insertion in model container [2024-11-09 05:11:24,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:11:23" (2/3) ... [2024-11-09 05:11:24,312 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bbdb21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:11:24, skipping insertion in model container [2024-11-09 05:11:24,312 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:11:24" (3/3) ... [2024-11-09 05:11:24,314 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_true.i [2024-11-09 05:11:24,332 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:11:24,332 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-11-09 05:11:24,332 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 05:11:24,390 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-09 05:11:24,422 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 99 places, 99 transitions, 205 flow [2024-11-09 05:11:24,469 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 280 states, 276 states have (on average 1.786231884057971) internal successors, (493), 279 states have internal predecessors, (493), 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) [2024-11-09 05:11:24,500 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:11:24,508 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;@1039cc1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:11:24,508 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-09 05:11:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand has 280 states, 276 states have (on average 1.786231884057971) internal successors, (493), 279 states have internal predecessors, (493), 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) [2024-11-09 05:11:24,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 05:11:24,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:24,521 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] [2024-11-09 05:11:24,522 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2024-11-09 05:11:24,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:24,529 INFO L85 PathProgramCache]: Analyzing trace with hash 769354745, now seen corresponding path program 1 times [2024-11-09 05:11:24,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:24,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761072400] [2024-11-09 05:11:24,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:24,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:11:24,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:24,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761072400] [2024-11-09 05:11:24,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761072400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:24,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:24,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:11:24,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094699126] [2024-11-09 05:11:24,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:24,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:11:24,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:24,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:11:24,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:11:24,917 INFO L87 Difference]: Start difference. First operand has 280 states, 276 states have (on average 1.786231884057971) internal successors, (493), 279 states have internal predecessors, (493), 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 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2024-11-09 05:11:25,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:25,038 INFO L93 Difference]: Finished difference Result 503 states and 916 transitions. [2024-11-09 05:11:25,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:11:25,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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 26 [2024-11-09 05:11:25,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:25,059 INFO L225 Difference]: With dead ends: 503 [2024-11-09 05:11:25,059 INFO L226 Difference]: Without dead ends: 232 [2024-11-09 05:11:25,064 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 [2024-11-09 05:11:25,071 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 39 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:25,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 97 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:11:25,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2024-11-09 05:11:25,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2024-11-09 05:11:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 230 states have (on average 1.708695652173913) internal successors, (393), 231 states have internal predecessors, (393), 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) [2024-11-09 05:11:25,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 393 transitions. [2024-11-09 05:11:25,135 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 393 transitions. Word has length 26 [2024-11-09 05:11:25,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:25,136 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 393 transitions. [2024-11-09 05:11:25,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2024-11-09 05:11:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 393 transitions. [2024-11-09 05:11:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 05:11:25,139 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:25,139 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] [2024-11-09 05:11:25,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:11:25,140 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2024-11-09 05:11:25,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:25,141 INFO L85 PathProgramCache]: Analyzing trace with hash 281461201, now seen corresponding path program 1 times [2024-11-09 05:11:25,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:25,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854863101] [2024-11-09 05:11:25,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:25,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:25,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:11:25,314 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:25,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854863101] [2024-11-09 05:11:25,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854863101] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:25,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:25,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:11:25,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222777028] [2024-11-09 05:11:25,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:25,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:11:25,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:25,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:11:25,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:11:25,319 INFO L87 Difference]: Start difference. First operand 232 states and 393 transitions. Second operand has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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) [2024-11-09 05:11:25,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:25,374 INFO L93 Difference]: Finished difference Result 232 states and 393 transitions. [2024-11-09 05:11:25,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:11:25,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2024-11-09 05:11:25,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:25,378 INFO L225 Difference]: With dead ends: 232 [2024-11-09 05:11:25,378 INFO L226 Difference]: Without dead ends: 225 [2024-11-09 05:11:25,379 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 [2024-11-09 05:11:25,382 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 7 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:25,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 115 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:11:25,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2024-11-09 05:11:25,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2024-11-09 05:11:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.6964285714285714) internal successors, (380), 224 states have internal predecessors, (380), 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) [2024-11-09 05:11:25,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 380 transitions. [2024-11-09 05:11:25,412 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 380 transitions. Word has length 45 [2024-11-09 05:11:25,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:25,413 INFO L471 AbstractCegarLoop]: Abstraction has 225 states and 380 transitions. [2024-11-09 05:11:25,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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) [2024-11-09 05:11:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 380 transitions. [2024-11-09 05:11:25,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-09 05:11:25,416 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:11:25,416 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:11:25,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:11:25,417 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2024-11-09 05:11:25,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:11:25,418 INFO L85 PathProgramCache]: Analyzing trace with hash 523890621, now seen corresponding path program 1 times [2024-11-09 05:11:25,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:11:25,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130874286] [2024-11-09 05:11:25,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:11:25,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:11:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:11:25,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:11:25,526 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:11:25,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130874286] [2024-11-09 05:11:25,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130874286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:11:25,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:11:25,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:11:25,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802318723] [2024-11-09 05:11:25,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:11:25,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:11:25,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:11:25,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:11:25,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:11:25,529 INFO L87 Difference]: Start difference. First operand 225 states and 380 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2024-11-09 05:11:25,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:11:25,594 INFO L93 Difference]: Finished difference Result 225 states and 380 transitions. [2024-11-09 05:11:25,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:11:25,596 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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 62 [2024-11-09 05:11:25,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:11:25,597 INFO L225 Difference]: With dead ends: 225 [2024-11-09 05:11:25,598 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 05:11:25,599 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 [2024-11-09 05:11:25,604 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 6 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:11:25,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 116 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:11:25,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 05:11:25,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 05:11:25,630 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) [2024-11-09 05:11:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 05:11:25,630 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2024-11-09 05:11:25,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:11:25,631 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 05:11:25,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 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) [2024-11-09 05:11:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 05:11:25,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 05:11:25,637 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2024-11-09 05:11:25,638 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 8 remaining) [2024-11-09 05:11:25,639 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2024-11-09 05:11:25,639 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2024-11-09 05:11:25,639 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2024-11-09 05:11:25,640 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2024-11-09 05:11:25,640 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2024-11-09 05:11:25,640 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2024-11-09 05:11:25,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 05:11:25,646 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-09 05:11:25,655 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 05:11:25,655 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:11:25,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:11:25 BasicIcfg [2024-11-09 05:11:25,662 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:11:25,662 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:11:25,662 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:11:25,663 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:11:25,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:11:24" (3/4) ... [2024-11-09 05:11:25,670 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 05:11:25,674 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-09 05:11:25,681 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-09 05:11:25,681 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 05:11:25,682 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 05:11:25,682 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 05:11:25,802 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 05:11:25,803 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 05:11:25,803 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:11:25,804 INFO L158 Benchmark]: Toolchain (without parser) took 2838.80ms. Allocated memory is still 174.1MB. Free memory was 136.4MB in the beginning and 134.2MB in the end (delta: 2.2MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2024-11-09 05:11:25,804 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:11:25,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 682.32ms. Allocated memory is still 174.1MB. Free memory was 136.4MB in the beginning and 128.7MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:11:25,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.79ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 126.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:11:25,805 INFO L158 Benchmark]: Boogie Preprocessor took 43.17ms. Allocated memory is still 174.1MB. Free memory was 126.5MB in the beginning and 125.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:11:25,805 INFO L158 Benchmark]: RCFGBuilder took 528.81ms. Allocated memory is still 174.1MB. Free memory was 124.5MB in the beginning and 107.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:11:25,806 INFO L158 Benchmark]: TraceAbstraction took 1357.27ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 138.4MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:11:25,806 INFO L158 Benchmark]: Witness Printer took 140.80ms. Allocated memory is still 174.1MB. Free memory was 138.4MB in the beginning and 134.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 05:11:25,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 682.32ms. Allocated memory is still 174.1MB. Free memory was 136.4MB in the beginning and 128.7MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.79ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 126.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.17ms. Allocated memory is still 174.1MB. Free memory was 126.5MB in the beginning and 125.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 528.81ms. Allocated memory is still 174.1MB. Free memory was 124.5MB in the beginning and 107.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1357.27ms. Allocated memory is still 174.1MB. Free memory was 107.0MB in the beginning and 138.4MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 140.80ms. Allocated memory is still 174.1MB. Free memory was 138.4MB in the beginning and 134.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. 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: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 139 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 328 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 194 mSDtfsCounter, 66 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=280occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 130 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 05:11:25,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adf11d0a-1882-4712-a569-00e7e151fc82/bin/utaipan-verify-YMUCfTKeje/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