./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-theta/unwind1-100.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_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/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_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-theta/unwind1-100.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/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_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/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 d866fedd3df666b1282e36d0ae87b17d0a587658c87dddd4d2314d9586432757 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:32:52,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:32:53,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-09 06:32:53,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:32:53,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:32:53,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:32:53,139 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:32:53,140 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:32:53,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:32:53,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:32:53,142 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:32:53,143 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:32:53,143 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:32:53,144 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:32:53,144 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:32:53,145 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:32:53,145 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:32:53,146 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:32:53,146 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:32:53,147 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:32:53,147 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:32:53,148 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:32:53,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:32:53,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:32:53,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:32:53,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:32:53,151 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:32:53,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:32:53,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:32:53,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:32:53,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:32:53,153 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 06:32:53,154 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:32:53,154 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 06:32:53,155 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:32:53,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:32:53,156 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:32:53,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:32:53,157 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:32:53,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:32:53,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:32:53,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:32:53,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:32:53,159 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:32:53,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:32:53,160 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:32:53,161 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:32:53,161 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:32:53,162 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_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d866fedd3df666b1282e36d0ae87b17d0a587658c87dddd4d2314d9586432757 [2024-11-09 06:32:53,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:32:53,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:32:53,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:32:53,496 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:32:53,497 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:32:53,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/pthread-theta/unwind1-100.i Unable to find full path for "g++" [2024-11-09 06:32:55,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:32:55,897 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:32:55,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/sv-benchmarks/c/pthread-theta/unwind1-100.i [2024-11-09 06:32:55,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/data/d3a1e748f/c04e1783529b4f6abc5ba354ffe3bdf2/FLAG6b13e6871 [2024-11-09 06:32:55,934 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/data/d3a1e748f/c04e1783529b4f6abc5ba354ffe3bdf2 [2024-11-09 06:32:55,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:32:55,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:32:55,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:32:55,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:32:55,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:32:55,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:32:55" (1/1) ... [2024-11-09 06:32:55,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5693a965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:55, skipping insertion in model container [2024-11-09 06:32:55,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:32:55" (1/1) ... [2024-11-09 06:32:56,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:32:56,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:32:56,514 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:32:56,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:32:56,638 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:32:56,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56 WrapperNode [2024-11-09 06:32:56,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:32:56,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:32:56,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:32:56,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:32:56,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,720 INFO L138 Inliner]: procedures = 169, calls = 11, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 69 [2024-11-09 06:32:56,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:32:56,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:32:56,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:32:56,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:32:56,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:32:56,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:32:56,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:32:56,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:32:56,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (1/1) ... [2024-11-09 06:32:56,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:32:56,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:32:56,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:32:56,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:32:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:32:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-11-09 06:32:56,861 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-11-09 06:32:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-09 06:32:56,861 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-09 06:32:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:32:56,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:32:56,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:32:56,863 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 06:32:57,015 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:32:57,017 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:32:57,220 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 06:32:57,220 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:32:57,233 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:32:57,233 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 06:32:57,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:32:57 BoogieIcfgContainer [2024-11-09 06:32:57,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:32:57,241 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:32:57,242 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:32:57,248 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:32:57,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:32:55" (1/3) ... [2024-11-09 06:32:57,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f9b207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:32:57, skipping insertion in model container [2024-11-09 06:32:57,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:32:56" (2/3) ... [2024-11-09 06:32:57,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22f9b207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:32:57, skipping insertion in model container [2024-11-09 06:32:57,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:32:57" (3/3) ... [2024-11-09 06:32:57,253 INFO L112 eAbstractionObserver]: Analyzing ICFG unwind1-100.i [2024-11-09 06:32:57,267 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:32:57,267 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-09 06:32:57,267 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 06:32:57,346 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-09 06:32:57,393 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 104 places, 104 transitions, 222 flow [2024-11-09 06:32:57,563 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1321 states, 1313 states have (on average 2.638994668697639) internal successors, (3465), 1320 states have internal predecessors, (3465), 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 06:32:57,596 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:32:57,604 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;@12bc5cc4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:32:57,605 INFO L334 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-11-09 06:32:57,612 INFO L276 IsEmpty]: Start isEmpty. Operand has 1321 states, 1313 states have (on average 2.638994668697639) internal successors, (3465), 1320 states have internal predecessors, (3465), 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 06:32:57,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 06:32:57,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:32:57,619 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:32:57,620 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-09 06:32:57,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:32:57,626 INFO L85 PathProgramCache]: Analyzing trace with hash -56772794, now seen corresponding path program 1 times [2024-11-09 06:32:57,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:32:57,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316105485] [2024-11-09 06:32:57,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:32:57,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:32:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:32:57,848 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 06:32:57,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:32:57,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316105485] [2024-11-09 06:32:57,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316105485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:32:57,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:32:57,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:32:57,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972529651] [2024-11-09 06:32:57,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:32:57,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:32:57,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:32:57,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:32:57,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:32:57,889 INFO L87 Difference]: Start difference. First operand has 1321 states, 1313 states have (on average 2.638994668697639) internal successors, (3465), 1320 states have internal predecessors, (3465), 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 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 06:32:58,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:32:58,033 INFO L93 Difference]: Finished difference Result 2540 states and 6712 transitions. [2024-11-09 06:32:58,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:32:58,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 14 [2024-11-09 06:32:58,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:32:58,070 INFO L225 Difference]: With dead ends: 2540 [2024-11-09 06:32:58,070 INFO L226 Difference]: Without dead ends: 1247 [2024-11-09 06:32:58,084 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 06:32:58,088 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 1 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:32:58,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 155 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:32:58,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2024-11-09 06:32:58,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1247. [2024-11-09 06:32:58,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1247 states, 1238 states have (on average 2.5880452342487885) internal successors, (3204), 1246 states have internal predecessors, (3204), 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 06:32:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 3204 transitions. [2024-11-09 06:32:58,237 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 3204 transitions. Word has length 14 [2024-11-09 06:32:58,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:32:58,238 INFO L471 AbstractCegarLoop]: Abstraction has 1247 states and 3204 transitions. [2024-11-09 06:32:58,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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 06:32:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 3204 transitions. [2024-11-09 06:32:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 06:32:58,239 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:32:58,239 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:32:58,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:32:58,240 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-11-09 06:32:58,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:32:58,241 INFO L85 PathProgramCache]: Analyzing trace with hash 899031193, now seen corresponding path program 1 times [2024-11-09 06:32:58,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:32:58,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890949520] [2024-11-09 06:32:58,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:32:58,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:32:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:32:58,336 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 06:32:58,337 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:32:58,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890949520] [2024-11-09 06:32:58,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890949520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:32:58,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:32:58,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:32:58,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597564489] [2024-11-09 06:32:58,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:32:58,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:32:58,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:32:58,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:32:58,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:32:58,341 INFO L87 Difference]: Start difference. First operand 1247 states and 3204 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 06:32:58,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:32:58,399 INFO L93 Difference]: Finished difference Result 1247 states and 3204 transitions. [2024-11-09 06:32:58,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:32:58,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 17 [2024-11-09 06:32:58,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:32:58,403 INFO L225 Difference]: With dead ends: 1247 [2024-11-09 06:32:58,403 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 06:32:58,406 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 06:32:58,407 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 65 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:32:58,408 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 90 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 06:32:58,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 06:32:58,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 06:32:58,409 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 06:32:58,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 06:32:58,411 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2024-11-09 06:32:58,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:32:58,411 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 06:32:58,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 06:32:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 06:32:58,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 06:32:58,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (10 of 11 remaining) [2024-11-09 06:32:58,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2024-11-09 06:32:58,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2024-11-09 06:32:58,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 11 remaining) [2024-11-09 06:32:58,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 11 remaining) [2024-11-09 06:32:58,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f1Err0ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2024-11-09 06:32:58,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f1Err1ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2024-11-09 06:32:58,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f2Err0ASSERT_VIOLATIONDATA_RACE (3 of 11 remaining) [2024-11-09 06:32:58,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f1Err0ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2024-11-09 06:32:58,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f1Err1ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2024-11-09 06:32:58,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f2Err0ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2024-11-09 06:32:58,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:32:58,422 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 06:32:58,427 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 06:32:58,428 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 06:32:58,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 06:32:58 BasicIcfg [2024-11-09 06:32:58,432 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 06:32:58,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 06:32:58,432 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 06:32:58,433 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 06:32:58,433 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:32:57" (3/4) ... [2024-11-09 06:32:58,435 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 06:32:58,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f1 [2024-11-09 06:32:58,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f2 [2024-11-09 06:32:58,443 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-09 06:32:58,444 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 06:32:58,444 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 06:32:58,444 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 06:32:58,535 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 06:32:58,535 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 06:32:58,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 06:32:58,536 INFO L158 Benchmark]: Toolchain (without parser) took 2593.27ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 81.9MB in the beginning and 106.2MB in the end (delta: -24.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,537 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 06:32:58,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.05ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 59.0MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.24ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 59.0MB in the beginning and 138.0MB in the end (delta: -79.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,538 INFO L158 Benchmark]: Boogie Preprocessor took 46.16ms. Allocated memory is still 169.9MB. Free memory was 138.0MB in the beginning and 138.8MB in the end (delta: -853.6kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,538 INFO L158 Benchmark]: RCFGBuilder took 469.16ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 124.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,539 INFO L158 Benchmark]: TraceAbstraction took 1190.31ms. Allocated memory is still 169.9MB. Free memory was 124.2MB in the beginning and 110.4MB in the end (delta: 13.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,539 INFO L158 Benchmark]: Witness Printer took 103.47ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 106.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 06:32:58,541 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.05ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 59.0MB in the end (delta: 22.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.24ms. Allocated memory was 121.6MB in the beginning and 169.9MB in the end (delta: 48.2MB). Free memory was 59.0MB in the beginning and 138.0MB in the end (delta: -79.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.16ms. Allocated memory is still 169.9MB. Free memory was 138.0MB in the beginning and 138.8MB in the end (delta: -853.6kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 469.16ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 124.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1190.31ms. Allocated memory is still 169.9MB. Free memory was 124.2MB in the beginning and 110.4MB in the end (delta: 13.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Witness Printer took 103.47ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 106.2MB 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: 772]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 758]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 760]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: 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 5 procedures, 144 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 66 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 66 mSDsluCounter, 245 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 81 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 164 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1321occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 33 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 06:32:58,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88bc20d7-2fef-4303-84f1-ba85dcf29d5e/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