./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eab672eda1edfc97284913525627300d4c299ae27e8726a3a4858e3cefa92c8f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:14:54,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:14:54,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-21 22:14:54,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:14:54,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:14:54,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:14:54,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:14:54,855 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:14:54,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:14:54,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:14:54,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:14:54,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:14:54,858 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:14:54,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:14:54,859 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:14:54,860 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:14:54,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:14:54,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:14:54,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:14:54,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:14:54,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:14:54,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:14:54,870 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 22:14:54,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:14:54,871 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:14:54,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:14:54,872 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:14:54,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:14:54,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:14:54,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:14:54,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:14:54,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:14:54,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:14:54,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:14:54,876 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:14:54,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:14:54,876 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:14:54,876 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:14:54,877 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:14:54,877 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:14:54,877 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:14:54,878 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab672eda1edfc97284913525627300d4c299ae27e8726a3a4858e3cefa92c8f [2023-11-21 22:14:55,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:14:55,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:14:55,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:14:55,195 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:14:55,196 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:14:55,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2023-11-21 22:14:58,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:14:58,523 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:14:58,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/sv-benchmarks/c/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2023-11-21 22:14:58,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/data/34261b616/ec551a30968b4c7a8c9b03284f4f3c5c/FLAG60486e717 [2023-11-21 22:14:58,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/data/34261b616/ec551a30968b4c7a8c9b03284f4f3c5c [2023-11-21 22:14:58,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:14:58,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:14:58,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:58,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:14:58,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:14:58,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:58,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aea9346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:58, skipping insertion in model container [2023-11-21 22:14:58,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:58" (1/1) ... [2023-11-21 22:14:58,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:14:59,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:59,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:14:59,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:59,199 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:14:59,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59 WrapperNode [2023-11-21 22:14:59,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:59,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:59,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:14:59,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:14:59,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,258 INFO L138 Inliner]: procedures = 163, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2023-11-21 22:14:59,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:59,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:14:59,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:14:59,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:14:59,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:14:59,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:14:59,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:14:59,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:14:59,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (1/1) ... [2023-11-21 22:14:59,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:14:59,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:14:59,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:14:59,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:14:59,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:14:59,411 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 22:14:59,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:14:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:14:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-21 22:14:59,412 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-21 22:14:59,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:14:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:14:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 22:14:59,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:14:59,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:14:59,415 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 22:14:59,606 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:14:59,610 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:14:59,871 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:14:59,938 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:14:59,938 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:14:59,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:59 BoogieIcfgContainer [2023-11-21 22:14:59,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:14:59,944 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:14:59,944 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:14:59,948 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:14:59,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:14:58" (1/3) ... [2023-11-21 22:14:59,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdc19ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:14:59, skipping insertion in model container [2023-11-21 22:14:59,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:59" (2/3) ... [2023-11-21 22:14:59,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bdc19ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:14:59, skipping insertion in model container [2023-11-21 22:14:59,950 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:59" (3/3) ... [2023-11-21 22:14:59,951 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2023-11-21 22:14:59,961 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 22:14:59,974 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:14:59,974 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-21 22:14:59,975 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-21 22:15:00,044 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-21 22:15:00,086 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 91 places, 89 transitions, 182 flow [2023-11-21 22:15:00,162 INFO L124 PetriNetUnfolderBase]: 2/88 cut-off events. [2023-11-21 22:15:00,163 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-21 22:15:00,169 INFO L83 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 88 events. 2/88 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. [2023-11-21 22:15:00,169 INFO L82 GeneralOperation]: Start removeDead. Operand has 91 places, 89 transitions, 182 flow [2023-11-21 22:15:00,177 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 88 transitions, 179 flow [2023-11-21 22:15:00,191 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:15:00,200 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17ea667d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:15:00,201 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-11-21 22:15:00,231 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-21 22:15:00,232 INFO L124 PetriNetUnfolderBase]: 0/45 cut-off events. [2023-11-21 22:15:00,232 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-21 22:15:00,232 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:15:00,233 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:00,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-11-21 22:15:00,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:00,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1826091798, now seen corresponding path program 1 times [2023-11-21 22:15:00,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:00,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104265117] [2023-11-21 22:15:00,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:00,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:00,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:00,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104265117] [2023-11-21 22:15:00,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104265117] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:00,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:00,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:15:00,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683657259] [2023-11-21 22:15:00,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:00,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:15:00,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:00,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:15:00,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:15:00,676 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 89 [2023-11-21 22:15:00,679 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 88 transitions, 179 flow. Second operand has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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) [2023-11-21 22:15:00,679 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:15:00,679 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 89 [2023-11-21 22:15:00,681 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:15:00,831 INFO L124 PetriNetUnfolderBase]: 79/347 cut-off events. [2023-11-21 22:15:00,832 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-21 22:15:00,834 INFO L83 FinitePrefix]: Finished finitePrefix Result has 530 conditions, 347 events. 79/347 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1597 event pairs, 52 based on Foata normal form. 17/340 useless extension candidates. Maximal degree in co-relation 496. Up to 143 conditions per place. [2023-11-21 22:15:00,837 INFO L140 encePairwiseOnDemand]: 81/89 looper letters, 21 selfloop transitions, 5 changer transitions 2/93 dead transitions. [2023-11-21 22:15:00,837 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 93 transitions, 245 flow [2023-11-21 22:15:00,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:15:00,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:15:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 237 transitions. [2023-11-21 22:15:00,852 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8876404494382022 [2023-11-21 22:15:00,853 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 237 transitions. [2023-11-21 22:15:00,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 237 transitions. [2023-11-21 22:15:00,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:00,858 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 237 transitions. [2023-11-21 22:15:00,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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) [2023-11-21 22:15:00,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:00,867 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:00,870 INFO L175 Difference]: Start difference. First operand has 90 places, 88 transitions, 179 flow. Second operand 3 states and 237 transitions. [2023-11-21 22:15:00,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 93 transitions, 245 flow [2023-11-21 22:15:00,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 93 transitions, 244 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-21 22:15:00,885 INFO L231 Difference]: Finished difference. Result has 90 places, 87 transitions, 206 flow [2023-11-21 22:15:00,887 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=89, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=206, PETRI_PLACES=90, PETRI_TRANSITIONS=87} [2023-11-21 22:15:00,893 INFO L281 CegarLoopForPetriNet]: 90 programPoint places, 0 predicate places. [2023-11-21 22:15:00,895 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 87 transitions, 206 flow [2023-11-21 22:15:00,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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) [2023-11-21 22:15:00,895 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:15:00,896 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:00,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:15:00,898 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-11-21 22:15:00,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:00,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1734064651, now seen corresponding path program 1 times [2023-11-21 22:15:00,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:00,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314854415] [2023-11-21 22:15:00,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:00,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:01,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:01,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314854415] [2023-11-21 22:15:01,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314854415] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:01,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:01,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:15:01,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914548440] [2023-11-21 22:15:01,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:01,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:15:01,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:01,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:15:01,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:15:01,066 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 66 out of 89 [2023-11-21 22:15:01,067 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 87 transitions, 206 flow. Second operand has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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) [2023-11-21 22:15:01,067 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:15:01,067 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 66 of 89 [2023-11-21 22:15:01,067 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:15:01,222 INFO L124 PetriNetUnfolderBase]: 78/450 cut-off events. [2023-11-21 22:15:01,222 INFO L125 PetriNetUnfolderBase]: For 62/65 co-relation queries the response was YES. [2023-11-21 22:15:01,228 INFO L83 FinitePrefix]: Finished finitePrefix Result has 733 conditions, 450 events. 78/450 cut-off events. For 62/65 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2235 event pairs, 55 based on Foata normal form. 0/423 useless extension candidates. Maximal degree in co-relation 697. Up to 156 conditions per place. [2023-11-21 22:15:01,230 INFO L140 encePairwiseOnDemand]: 84/89 looper letters, 24 selfloop transitions, 5 changer transitions 0/94 dead transitions. [2023-11-21 22:15:01,230 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 94 transitions, 282 flow [2023-11-21 22:15:01,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:15:01,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:15:01,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 226 transitions. [2023-11-21 22:15:01,237 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.846441947565543 [2023-11-21 22:15:01,238 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 226 transitions. [2023-11-21 22:15:01,238 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 226 transitions. [2023-11-21 22:15:01,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:01,239 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 226 transitions. [2023-11-21 22:15:01,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 75.33333333333333) internal successors, (226), 3 states have internal predecessors, (226), 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) [2023-11-21 22:15:01,244 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:01,244 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:01,245 INFO L175 Difference]: Start difference. First operand has 90 places, 87 transitions, 206 flow. Second operand 3 states and 226 transitions. [2023-11-21 22:15:01,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 94 transitions, 282 flow [2023-11-21 22:15:01,250 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 94 transitions, 270 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:15:01,254 INFO L231 Difference]: Finished difference. Result has 92 places, 90 transitions, 232 flow [2023-11-21 22:15:01,255 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=89, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=92, PETRI_TRANSITIONS=90} [2023-11-21 22:15:01,256 INFO L281 CegarLoopForPetriNet]: 90 programPoint places, 2 predicate places. [2023-11-21 22:15:01,256 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 90 transitions, 232 flow [2023-11-21 22:15:01,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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) [2023-11-21 22:15:01,257 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:15:01,257 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:01,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:15:01,259 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-11-21 22:15:01,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:01,264 INFO L85 PathProgramCache]: Analyzing trace with hash 793129658, now seen corresponding path program 1 times [2023-11-21 22:15:01,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:01,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146569947] [2023-11-21 22:15:01,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:01,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:01,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:01,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146569947] [2023-11-21 22:15:01,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146569947] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:01,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:01,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:15:01,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658539771] [2023-11-21 22:15:01,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:01,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:15:01,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:01,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:15:01,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:15:01,385 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 89 [2023-11-21 22:15:01,386 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 90 transitions, 232 flow. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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) [2023-11-21 22:15:01,386 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:15:01,386 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 89 [2023-11-21 22:15:01,386 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:15:01,508 INFO L124 PetriNetUnfolderBase]: 64/471 cut-off events. [2023-11-21 22:15:01,508 INFO L125 PetriNetUnfolderBase]: For 96/98 co-relation queries the response was YES. [2023-11-21 22:15:01,509 INFO L83 FinitePrefix]: Finished finitePrefix Result has 748 conditions, 471 events. 64/471 cut-off events. For 96/98 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2557 event pairs, 27 based on Foata normal form. 0/451 useless extension candidates. Maximal degree in co-relation 712. Up to 99 conditions per place. [2023-11-21 22:15:01,511 INFO L140 encePairwiseOnDemand]: 85/89 looper letters, 19 selfloop transitions, 3 changer transitions 5/98 dead transitions. [2023-11-21 22:15:01,511 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 98 transitions, 306 flow [2023-11-21 22:15:01,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:15:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:15:01,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 235 transitions. [2023-11-21 22:15:01,513 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8801498127340824 [2023-11-21 22:15:01,513 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 235 transitions. [2023-11-21 22:15:01,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 235 transitions. [2023-11-21 22:15:01,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:01,514 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 235 transitions. [2023-11-21 22:15:01,515 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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) [2023-11-21 22:15:01,516 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:01,516 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:01,516 INFO L175 Difference]: Start difference. First operand has 92 places, 90 transitions, 232 flow. Second operand 3 states and 235 transitions. [2023-11-21 22:15:01,516 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 98 transitions, 306 flow [2023-11-21 22:15:01,519 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 98 transitions, 296 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:15:01,521 INFO L231 Difference]: Finished difference. Result has 94 places, 91 transitions, 246 flow [2023-11-21 22:15:01,521 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=89, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=246, PETRI_PLACES=94, PETRI_TRANSITIONS=91} [2023-11-21 22:15:01,522 INFO L281 CegarLoopForPetriNet]: 90 programPoint places, 4 predicate places. [2023-11-21 22:15:01,522 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 91 transitions, 246 flow [2023-11-21 22:15:01,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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) [2023-11-21 22:15:01,523 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:15:01,523 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:15:01,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 22:15:01,524 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-11-21 22:15:01,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:15:01,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1737172947, now seen corresponding path program 1 times [2023-11-21 22:15:01,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:15:01,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638925927] [2023-11-21 22:15:01,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:15:01,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:15:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:15:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:15:01,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:15:01,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638925927] [2023-11-21 22:15:01,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638925927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:15:01,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:15:01,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:15:01,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107243180] [2023-11-21 22:15:01,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:15:01,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:15:01,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:15:01,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:15:01,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:15:01,701 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 89 [2023-11-21 22:15:01,701 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 91 transitions, 246 flow. Second operand has 3 states, 3 states have (on average 76.0) internal successors, (228), 3 states have internal predecessors, (228), 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) [2023-11-21 22:15:01,701 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:15:01,702 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 89 [2023-11-21 22:15:01,702 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:15:01,764 INFO L124 PetriNetUnfolderBase]: 14/238 cut-off events. [2023-11-21 22:15:01,765 INFO L125 PetriNetUnfolderBase]: For 33/33 co-relation queries the response was YES. [2023-11-21 22:15:01,765 INFO L83 FinitePrefix]: Finished finitePrefix Result has 351 conditions, 238 events. 14/238 cut-off events. For 33/33 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 790 event pairs, 8 based on Foata normal form. 6/241 useless extension candidates. Maximal degree in co-relation 313. Up to 37 conditions per place. [2023-11-21 22:15:01,766 INFO L140 encePairwiseOnDemand]: 81/89 looper letters, 0 selfloop transitions, 0 changer transitions 88/88 dead transitions. [2023-11-21 22:15:01,766 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 88 transitions, 250 flow [2023-11-21 22:15:01,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:15:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:15:01,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 244 transitions. [2023-11-21 22:15:01,768 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9138576779026217 [2023-11-21 22:15:01,768 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 244 transitions. [2023-11-21 22:15:01,768 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 244 transitions. [2023-11-21 22:15:01,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:15:01,768 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 244 transitions. [2023-11-21 22:15:01,769 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 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) [2023-11-21 22:15:01,771 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:01,771 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 89.0) internal successors, (356), 4 states have internal predecessors, (356), 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) [2023-11-21 22:15:01,771 INFO L175 Difference]: Start difference. First operand has 94 places, 91 transitions, 246 flow. Second operand 3 states and 244 transitions. [2023-11-21 22:15:01,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 88 transitions, 250 flow [2023-11-21 22:15:01,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 88 transitions, 222 flow, removed 7 selfloop flow, removed 6 redundant places. [2023-11-21 22:15:01,775 INFO L231 Difference]: Finished difference. Result has 87 places, 0 transitions, 0 flow [2023-11-21 22:15:01,775 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=89, PETRI_DIFFERENCE_MINUEND_FLOW=170, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=87, PETRI_TRANSITIONS=0} [2023-11-21 22:15:01,776 INFO L281 CegarLoopForPetriNet]: 90 programPoint places, -3 predicate places. [2023-11-21 22:15:01,776 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 0 transitions, 0 flow [2023-11-21 22:15:01,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.0) internal successors, (228), 3 states have internal predecessors, (228), 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) [2023-11-21 22:15:01,779 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2023-11-21 22:15:01,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2023-11-21 22:15:01,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-11-21 22:15:01,780 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2023-11-21 22:15:01,781 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2023-11-21 22:15:01,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 22:15:01,781 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-21 22:15:01,787 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-21 22:15:01,787 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:15:01,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:15:01 BasicIcfg [2023-11-21 22:15:01,793 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:15:01,794 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:15:01,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:15:01,794 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:15:01,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:59" (3/4) ... [2023-11-21 22:15:01,796 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:15:01,800 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-21 22:15:01,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 22:15:01,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 22:15:01,804 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 22:15:01,805 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:15:01,885 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:15:01,886 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:15:01,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:15:01,887 INFO L158 Benchmark]: Toolchain (without parser) took 3317.79ms. Allocated memory was 157.3MB in the beginning and 216.0MB in the end (delta: 58.7MB). Free memory was 108.2MB in the beginning and 126.1MB in the end (delta: -17.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,887 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory is still 131.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:15:01,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.35ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 88.2MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.30ms. Allocated memory is still 157.3MB. Free memory was 88.2MB in the beginning and 86.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,893 INFO L158 Benchmark]: Boogie Preprocessor took 64.36ms. Allocated memory is still 157.3MB. Free memory was 86.3MB in the beginning and 84.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,894 INFO L158 Benchmark]: RCFGBuilder took 616.16ms. Allocated memory was 157.3MB in the beginning and 216.0MB in the end (delta: 58.7MB). Free memory was 84.8MB in the beginning and 183.8MB in the end (delta: -99.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,894 INFO L158 Benchmark]: TraceAbstraction took 1849.40ms. Allocated memory is still 216.0MB. Free memory was 183.8MB in the beginning and 130.2MB in the end (delta: 53.5MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,895 INFO L158 Benchmark]: Witness Printer took 92.58ms. Allocated memory is still 216.0MB. Free memory was 130.2MB in the beginning and 126.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:15:01,902 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 157.3MB. Free memory is still 131.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.35ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 88.2MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.30ms. Allocated memory is still 157.3MB. Free memory was 88.2MB in the beginning and 86.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.36ms. Allocated memory is still 157.3MB. Free memory was 86.3MB in the beginning and 84.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 616.16ms. Allocated memory was 157.3MB in the beginning and 216.0MB in the end (delta: 58.7MB). Free memory was 84.8MB in the beginning and 183.8MB in the end (delta: -99.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1849.40ms. Allocated memory is still 216.0MB. Free memory was 183.8MB in the beginning and 130.2MB in the end (delta: 53.5MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Witness Printer took 92.58ms. Allocated memory is still 216.0MB. Free memory was 130.2MB in the beginning and 126.1MB 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: - PositiveResult [Line: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 107 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 81 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 35 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 162 IncrementalHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 17 mSDtfsCounter, 162 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 166 NumberOfCodeBlocks, 166 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 162 ConstructedInterpolants, 0 QuantifiedInterpolants, 174 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-21 22:15:01,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32daf9ac-6073-42aa-a95a-aca352af2fba/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE