./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe002_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a 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_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2 --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 3743abf17a0d3db70a931712c22f305431bb6e8feb7b662539ff9c5190491352 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:26:41,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:26:41,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-02 11:26:41,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:26:41,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:26:41,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:26:41,648 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:26:41,648 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:26:41,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:26:41,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:26:41,651 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:26:41,652 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:26:41,653 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:26:41,653 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:26:41,656 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:26:41,656 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:26:41,657 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:26:41,657 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:26:41,658 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:26:41,658 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:26:41,658 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:26:41,659 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:26:41,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:26:41,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:26:41,660 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:26:41,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:26:41,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:26:41,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:26:41,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:26:41,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:26:41,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:26:41,666 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 11:26:41,667 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:26:41,667 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 11:26:41,667 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:26:41,668 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:26:41,668 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:26:41,668 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:26:41,669 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:26:41,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:26:41,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:26:41,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:26:41,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:26:41,673 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:26:41,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:26:41,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:26:41,674 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:26:41,674 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:26:41,674 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_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3743abf17a0d3db70a931712c22f305431bb6e8feb7b662539ff9c5190491352 [2024-11-02 11:26:41,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:26:42,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:26:42,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:26:42,038 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:26:42,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:26:42,040 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/pthread-wmm/safe002_tso.i Unable to find full path for "g++" [2024-11-02 11:26:44,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:26:44,313 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:26:44,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/sv-benchmarks/c/pthread-wmm/safe002_tso.i [2024-11-02 11:26:44,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/data/e58f6d003/76574f2566dd4b12a1f1ab2bfa68fd7a/FLAG7850ae068 [2024-11-02 11:26:44,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/data/e58f6d003/76574f2566dd4b12a1f1ab2bfa68fd7a [2024-11-02 11:26:44,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:26:44,653 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:26:44,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:44,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:26:44,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:26:44,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:44" (1/1) ... [2024-11-02 11:26:44,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ac9865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:44, skipping insertion in model container [2024-11-02 11:26:44,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:44" (1/1) ... [2024-11-02 11:26:44,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:26:45,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:26:45,242 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:26:45,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:26:45,364 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:26:45,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45 WrapperNode [2024-11-02 11:26:45,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:45,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:26:45,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:26:45,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:26:45,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,425 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 94 [2024-11-02 11:26:45,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:26:45,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:26:45,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:26:45,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:26:45,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,441 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,441 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:26:45,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:26:45,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:26:45,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:26:45,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (1/1) ... [2024-11-02 11:26:45,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:26:45,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:26:45,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:26:45,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:26:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-02 11:26:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:26:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-02 11:26:45,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-02 11:26:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-02 11:26:45,557 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-02 11:26:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-02 11:26:45,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-02 11:26:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 11:26:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-02 11:26:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:26:45,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:26:45,561 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-02 11:26:45,751 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:26:45,754 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:26:46,094 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-02 11:26:46,098 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:26:46,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:26:46,331 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 11:26:46,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:46 BoogieIcfgContainer [2024-11-02 11:26:46,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:26:46,333 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:26:46,333 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:26:46,337 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:26:46,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:26:44" (1/3) ... [2024-11-02 11:26:46,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f183cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:26:46, skipping insertion in model container [2024-11-02 11:26:46,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:45" (2/3) ... [2024-11-02 11:26:46,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f183cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:26:46, skipping insertion in model container [2024-11-02 11:26:46,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:46" (3/3) ... [2024-11-02 11:26:46,343 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_tso.i [2024-11-02 11:26:46,360 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:26:46,361 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2024-11-02 11:26:46,361 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-02 11:26:46,413 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-02 11:26:46,455 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 124 places, 117 transitions, 246 flow [2024-11-02 11:26:51,642 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 90407 states, 88308 states have (on average 3.8906101372469086) internal successors, (343572), 90406 states have internal predecessors, (343572), 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) [2024-11-02 11:26:51,985 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:26:52,006 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;@12ff5e76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:26:52,007 INFO L334 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2024-11-02 11:26:52,359 INFO L276 IsEmpty]: Start isEmpty. Operand has 90407 states, 88308 states have (on average 3.8906101372469086) internal successors, (343572), 90406 states have internal predecessors, (343572), 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) [2024-11-02 11:26:52,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-02 11:26:52,368 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:52,370 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] [2024-11-02 11:26:52,372 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2024-11-02 11:26:52,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:52,378 INFO L85 PathProgramCache]: Analyzing trace with hash -36527565, now seen corresponding path program 1 times [2024-11-02 11:26:52,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:52,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197397576] [2024-11-02 11:26:52,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:52,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:52,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:52,689 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:52,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197397576] [2024-11-02 11:26:52,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197397576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:52,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:52,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-02 11:26:52,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949490814] [2024-11-02 11:26:52,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:52,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 11:26:52,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:52,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 11:26:52,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:26:52,970 INFO L87 Difference]: Start difference. First operand has 90407 states, 88308 states have (on average 3.8906101372469086) internal successors, (343572), 90406 states have internal predecessors, (343572), 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 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-11-02 11:26:55,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:55,493 INFO L93 Difference]: Finished difference Result 100781 states and 404214 transitions. [2024-11-02 11:26:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 11:26:55,496 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 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 23 [2024-11-02 11:26:55,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:56,232 INFO L225 Difference]: With dead ends: 100781 [2024-11-02 11:26:56,232 INFO L226 Difference]: Without dead ends: 9229 [2024-11-02 11:26:56,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:26:56,462 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:56,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 73 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 11:26:56,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9229 states. [2024-11-02 11:26:56,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9229 to 9229. [2024-11-02 11:26:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9229 states, 9227 states have (on average 3.5112170803077922) internal successors, (32398), 9228 states have internal predecessors, (32398), 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) [2024-11-02 11:26:56,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9229 states to 9229 states and 32398 transitions. [2024-11-02 11:26:57,084 INFO L78 Accepts]: Start accepts. Automaton has 9229 states and 32398 transitions. Word has length 23 [2024-11-02 11:26:57,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:57,085 INFO L471 AbstractCegarLoop]: Abstraction has 9229 states and 32398 transitions. [2024-11-02 11:26:57,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-11-02 11:26:57,086 INFO L276 IsEmpty]: Start isEmpty. Operand 9229 states and 32398 transitions. [2024-11-02 11:26:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-02 11:26:57,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:57,096 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] [2024-11-02 11:26:57,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 11:26:57,097 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2024-11-02 11:26:57,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:57,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1238283289, now seen corresponding path program 1 times [2024-11-02 11:26:57,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:57,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393879873] [2024-11-02 11:26:57,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:57,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:57,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:57,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393879873] [2024-11-02 11:26:57,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393879873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:57,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:57,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:26:57,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111596850] [2024-11-02 11:26:57,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:57,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 11:26:57,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:57,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 11:26:57,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 11:26:57,239 INFO L87 Difference]: Start difference. First operand 9229 states and 32398 transitions. Second operand has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-11-02 11:26:57,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:57,705 INFO L93 Difference]: Finished difference Result 9229 states and 32398 transitions. [2024-11-02 11:26:57,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 11:26:57,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 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 40 [2024-11-02 11:26:57,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:57,840 INFO L225 Difference]: With dead ends: 9229 [2024-11-02 11:26:57,840 INFO L226 Difference]: Without dead ends: 8717 [2024-11-02 11:26:57,846 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 [2024-11-02 11:26:57,847 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 32 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:57,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 114 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:26:57,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8717 states. [2024-11-02 11:26:58,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8717 to 8717. [2024-11-02 11:26:58,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8717 states, 8716 states have (on average 3.5041303350160624) internal successors, (30542), 8716 states have internal predecessors, (30542), 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) [2024-11-02 11:26:58,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8717 states to 8717 states and 30542 transitions. [2024-11-02 11:26:58,255 INFO L78 Accepts]: Start accepts. Automaton has 8717 states and 30542 transitions. Word has length 40 [2024-11-02 11:26:58,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:58,258 INFO L471 AbstractCegarLoop]: Abstraction has 8717 states and 30542 transitions. [2024-11-02 11:26:58,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-11-02 11:26:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 8717 states and 30542 transitions. [2024-11-02 11:26:58,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-02 11:26:58,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:58,277 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:58,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-02 11:26:58,278 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2024-11-02 11:26:58,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:58,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1125290249, now seen corresponding path program 1 times [2024-11-02 11:26:58,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:26:58,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360274051] [2024-11-02 11:26:58,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:58,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:26:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-02 11:26:58,400 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 11:26:58,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360274051] [2024-11-02 11:26:58,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360274051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:58,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:58,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:26:58,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840665085] [2024-11-02 11:26:58,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:58,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 11:26:58,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 11:26:58,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 11:26:58,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 11:26:58,403 INFO L87 Difference]: Start difference. First operand 8717 states and 30542 transitions. Second operand has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 11:26:58,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:58,540 INFO L93 Difference]: Finished difference Result 8717 states and 30542 transitions. [2024-11-02 11:26:58,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 11:26:58,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2024-11-02 11:26:58,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:58,812 INFO L225 Difference]: With dead ends: 8717 [2024-11-02 11:26:58,812 INFO L226 Difference]: Without dead ends: 0 [2024-11-02 11:26:58,831 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 [2024-11-02 11:26:58,832 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 21 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:58,832 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 123 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:26:58,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-02 11:26:58,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-02 11:26:58,833 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) [2024-11-02 11:26:58,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-02 11:26:58,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2024-11-02 11:26:58,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:58,889 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-02 11:26:58,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-02 11:26:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-02 11:26:58,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-02 11:26:58,893 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (41 of 42 remaining) [2024-11-02 11:26:58,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (40 of 42 remaining) [2024-11-02 11:26:58,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (39 of 42 remaining) [2024-11-02 11:26:58,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (38 of 42 remaining) [2024-11-02 11:26:58,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (37 of 42 remaining) [2024-11-02 11:26:58,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (36 of 42 remaining) [2024-11-02 11:26:58,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (35 of 42 remaining) [2024-11-02 11:26:58,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (34 of 42 remaining) [2024-11-02 11:26:58,896 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (33 of 42 remaining) [2024-11-02 11:26:58,900 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (32 of 42 remaining) [2024-11-02 11:26:58,900 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (31 of 42 remaining) [2024-11-02 11:26:58,900 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (30 of 42 remaining) [2024-11-02 11:26:58,901 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (29 of 42 remaining) [2024-11-02 11:26:58,901 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (28 of 42 remaining) [2024-11-02 11:26:58,901 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (27 of 42 remaining) [2024-11-02 11:26:58,901 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (26 of 42 remaining) [2024-11-02 11:26:58,901 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (25 of 42 remaining) [2024-11-02 11:26:58,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 42 remaining) [2024-11-02 11:26:58,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 42 remaining) [2024-11-02 11:26:58,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (22 of 42 remaining) [2024-11-02 11:26:58,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (21 of 42 remaining) [2024-11-02 11:26:58,902 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (20 of 42 remaining) [2024-11-02 11:26:58,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (19 of 42 remaining) [2024-11-02 11:26:58,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (18 of 42 remaining) [2024-11-02 11:26:58,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 42 remaining) [2024-11-02 11:26:58,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 42 remaining) [2024-11-02 11:26:58,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 42 remaining) [2024-11-02 11:26:58,905 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (14 of 42 remaining) [2024-11-02 11:26:58,905 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (13 of 42 remaining) [2024-11-02 11:26:58,905 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (12 of 42 remaining) [2024-11-02 11:26:58,905 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (11 of 42 remaining) [2024-11-02 11:26:58,905 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (10 of 42 remaining) [2024-11-02 11:26:58,905 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (9 of 42 remaining) [2024-11-02 11:26:58,906 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (8 of 42 remaining) [2024-11-02 11:26:58,906 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (7 of 42 remaining) [2024-11-02 11:26:58,906 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (6 of 42 remaining) [2024-11-02 11:26:58,906 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (5 of 42 remaining) [2024-11-02 11:26:58,906 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (4 of 42 remaining) [2024-11-02 11:26:58,907 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (3 of 42 remaining) [2024-11-02 11:26:58,909 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (2 of 42 remaining) [2024-11-02 11:26:58,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (1 of 42 remaining) [2024-11-02 11:26:58,910 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (0 of 42 remaining) [2024-11-02 11:26:58,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-02 11:26:58,913 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-02 11:26:58,919 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-02 11:26:58,919 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 11:26:58,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:26:58 BasicIcfg [2024-11-02 11:26:58,922 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 11:26:58,923 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 11:26:58,923 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 11:26:58,923 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 11:26:58,924 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:46" (3/4) ... [2024-11-02 11:26:58,929 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-02 11:26:58,932 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-11-02 11:26:58,932 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-11-02 11:26:58,933 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-11-02 11:26:58,942 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-02 11:26:58,943 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-02 11:26:58,943 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-02 11:26:58,943 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-02 11:26:59,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 11:26:59,027 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/witness.yml [2024-11-02 11:26:59,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 11:26:59,028 INFO L158 Benchmark]: Toolchain (without parser) took 14374.41ms. Allocated memory was 136.3MB in the beginning and 5.3GB in the end (delta: 5.2GB). Free memory was 97.9MB in the beginning and 4.7GB in the end (delta: -4.6GB). Peak memory consumption was 597.3MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,028 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:26:59,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.98ms. Allocated memory is still 136.3MB. Free memory was 97.5MB in the beginning and 74.8MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.28ms. Allocated memory is still 136.3MB. Free memory was 74.8MB in the beginning and 72.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,029 INFO L158 Benchmark]: Boogie Preprocessor took 29.20ms. Allocated memory is still 136.3MB. Free memory was 72.8MB in the beginning and 71.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,029 INFO L158 Benchmark]: RCFGBuilder took 874.25ms. Allocated memory is still 136.3MB. Free memory was 70.7MB in the beginning and 93.5MB in the end (delta: -22.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,030 INFO L158 Benchmark]: TraceAbstraction took 12589.47ms. Allocated memory was 136.3MB in the beginning and 5.3GB in the end (delta: 5.2GB). Free memory was 92.8MB in the beginning and 4.7GB in the end (delta: -4.6GB). Peak memory consumption was 586.4MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,030 INFO L158 Benchmark]: Witness Printer took 104.14ms. Allocated memory is still 5.3GB. Free memory was 4.7GB in the beginning and 4.7GB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 11:26:59,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.98ms. Allocated memory is still 136.3MB. Free memory was 97.5MB in the beginning and 74.8MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.28ms. Allocated memory is still 136.3MB. Free memory was 74.8MB in the beginning and 72.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.20ms. Allocated memory is still 136.3MB. Free memory was 72.8MB in the beginning and 71.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 874.25ms. Allocated memory is still 136.3MB. Free memory was 70.7MB in the beginning and 93.5MB in the end (delta: -22.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * TraceAbstraction took 12589.47ms. Allocated memory was 136.3MB in the beginning and 5.3GB in the end (delta: 5.2GB). Free memory was 92.8MB in the beginning and 4.7GB in the end (delta: -4.6GB). Peak memory consumption was 586.4MB. Max. memory is 16.1GB. * Witness Printer took 104.14ms. Allocated memory is still 5.3GB. Free memory was 4.7GB in the beginning and 4.7GB in the end (delta: 5.2MB). 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: 725]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 725]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 748]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 748]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 758]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 787]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 793]: 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 7 procedures, 157 locations, 42 error locations. Started 1 CEGAR loops. OverallTime: 12.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 310 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 101 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 209 mSDtfsCounter, 88 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90407occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 114 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 24 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-02 11:26:59,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6546658-a49c-4153-998b-8bd19fa88bcd/bin/utaipan-verify-DbMuA5NWw2/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