./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc 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_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya --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 c983783f5358911c3fbbb6a10a3bc1f70631f1803357161b1c0bc876f490a9b5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:42:59,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:42:59,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-29 02:42:59,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:42:59,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:42:59,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:42:59,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:42:59,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:42:59,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:42:59,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:42:59,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:42:59,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:42:59,941 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:42:59,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:42:59,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:42:59,942 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:42:59,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:42:59,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:42:59,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:42:59,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:42:59,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:42:59,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:42:59,945 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-29 02:42:59,946 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:42:59,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:42:59,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:42:59,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:42:59,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:42:59,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:42:59,948 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:42:59,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:42:59,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:42:59,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:42:59,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:42:59,949 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:42:59,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:42:59,950 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:42:59,950 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:42:59,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:42:59,950 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:42:59,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:42:59,951 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_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c983783f5358911c3fbbb6a10a3bc1f70631f1803357161b1c0bc876f490a9b5 [2023-11-29 02:43:00,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:43:00,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:43:00,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:43:00,194 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:43:00,195 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:43:00,196 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i [2023-11-29 02:43:02,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:43:03,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:43:03,202 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/sv-benchmarks/c/goblint-regression/13-privatized_19-publish-precision_true.i [2023-11-29 02:43:03,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/data/40bed4c3e/d2fbb0e0158046d4877acd2fd16f1ce9/FLAG90b37f728 [2023-11-29 02:43:03,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/data/40bed4c3e/d2fbb0e0158046d4877acd2fd16f1ce9 [2023-11-29 02:43:03,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:43:03,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:43:03,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:43:03,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:43:03,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:43:03,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7121c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03, skipping insertion in model container [2023-11-29 02:43:03,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:43:03,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:43:03,604 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:43:03,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:43:03,692 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:43:03,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03 WrapperNode [2023-11-29 02:43:03,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:43:03,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:43:03,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:43:03,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:43:03,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,741 INFO L138 Inliner]: procedures = 163, calls = 35, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 103 [2023-11-29 02:43:03,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:43:03,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:43:03,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:43:03,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:43:03,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:43:03,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:43:03,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:43:03,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:43:03,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (1/1) ... [2023-11-29 02:43:03,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:43:03,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:43:03,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:43:03,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:43:03,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-29 02:43:03,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-29 02:43:03,836 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-29 02:43:03,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:43:03,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 02:43:03,837 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-29 02:43:03,837 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-29 02:43:03,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 02:43:03,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-29 02:43:03,838 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-29 02:43:03,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:43:03,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:43:03,839 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 02:43:03,965 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:43:03,967 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:43:04,168 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:43:04,198 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:43:04,198 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 02:43:04,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:43:04 BoogieIcfgContainer [2023-11-29 02:43:04,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:43:04,202 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:43:04,202 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:43:04,205 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:43:04,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:43:03" (1/3) ... [2023-11-29 02:43:04,207 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac445a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:43:04, skipping insertion in model container [2023-11-29 02:43:04,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:43:03" (2/3) ... [2023-11-29 02:43:04,207 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ac445a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:43:04, skipping insertion in model container [2023-11-29 02:43:04,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:43:04" (3/3) ... [2023-11-29 02:43:04,208 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_true.i [2023-11-29 02:43:04,217 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 02:43:04,228 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:43:04,228 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-11-29 02:43:04,228 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 02:43:04,283 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-29 02:43:04,316 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 111 places, 111 transitions, 229 flow [2023-11-29 02:43:04,360 INFO L124 PetriNetUnfolderBase]: 4/110 cut-off events. [2023-11-29 02:43:04,360 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-29 02:43:04,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 110 events. 4/110 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 66 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2023-11-29 02:43:04,365 INFO L82 GeneralOperation]: Start removeDead. Operand has 111 places, 111 transitions, 229 flow [2023-11-29 02:43:04,369 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 102 places, 102 transitions, 207 flow [2023-11-29 02:43:04,380 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:43:04,386 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;@110519e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:43:04,386 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2023-11-29 02:43:04,394 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 02:43:04,394 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2023-11-29 02:43:04,394 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 02:43:04,395 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:43:04,395 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] [2023-11-29 02:43:04,396 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-29 02:43:04,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:43:04,400 INFO L85 PathProgramCache]: Analyzing trace with hash 923701262, now seen corresponding path program 1 times [2023-11-29 02:43:04,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:43:04,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55875152] [2023-11-29 02:43:04,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:43:04,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:43:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:43:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:43:04,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:43:04,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55875152] [2023-11-29 02:43:04,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55875152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:43:04,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:43:04,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:43:04,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075266881] [2023-11-29 02:43:04,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:43:04,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:43:04,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:43:04,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:43:04,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:43:04,671 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 111 [2023-11-29 02:43:04,674 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 102 transitions, 207 flow. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2023-11-29 02:43:04,674 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:43:04,674 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 111 [2023-11-29 02:43:04,675 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:43:04,748 INFO L124 PetriNetUnfolderBase]: 20/184 cut-off events. [2023-11-29 02:43:04,748 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-29 02:43:04,749 INFO L83 FinitePrefix]: Finished finitePrefix Result has 244 conditions, 184 events. 20/184 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 444 event pairs, 8 based on Foata normal form. 8/181 useless extension candidates. Maximal degree in co-relation 197. Up to 31 conditions per place. [2023-11-29 02:43:04,751 INFO L140 encePairwiseOnDemand]: 101/111 looper letters, 13 selfloop transitions, 4 changer transitions 3/92 dead transitions. [2023-11-29 02:43:04,751 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 92 transitions, 221 flow [2023-11-29 02:43:04,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:43:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 02:43:04,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions. [2023-11-29 02:43:04,764 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8528528528528528 [2023-11-29 02:43:04,765 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 284 transitions. [2023-11-29 02:43:04,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 284 transitions. [2023-11-29 02:43:04,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:43:04,769 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 284 transitions. [2023-11-29 02:43:04,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 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) [2023-11-29 02:43:04,777 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2023-11-29 02:43:04,778 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2023-11-29 02:43:04,780 INFO L175 Difference]: Start difference. First operand has 102 places, 102 transitions, 207 flow. Second operand 3 states and 284 transitions. [2023-11-29 02:43:04,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 92 transitions, 221 flow [2023-11-29 02:43:04,784 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 92 transitions, 220 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-29 02:43:04,788 INFO L231 Difference]: Finished difference. Result has 95 places, 87 transitions, 184 flow [2023-11-29 02:43:04,790 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=182, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=184, PETRI_PLACES=95, PETRI_TRANSITIONS=87} [2023-11-29 02:43:04,794 INFO L281 CegarLoopForPetriNet]: 102 programPoint places, -7 predicate places. [2023-11-29 02:43:04,794 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 87 transitions, 184 flow [2023-11-29 02:43:04,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2023-11-29 02:43:04,794 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:43:04,795 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] [2023-11-29 02:43:04,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 02:43:04,795 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-29 02:43:04,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:43:04,796 INFO L85 PathProgramCache]: Analyzing trace with hash -499285717, now seen corresponding path program 1 times [2023-11-29 02:43:04,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:43:04,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567448183] [2023-11-29 02:43:04,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:43:04,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:43:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:43:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:43:04,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:43:04,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567448183] [2023-11-29 02:43:04,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567448183] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:43:04,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:43:04,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:43:04,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999317593] [2023-11-29 02:43:04,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:43:04,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:43:04,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:43:04,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:43:04,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:43:04,924 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 111 [2023-11-29 02:43:04,925 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 87 transitions, 184 flow. Second operand has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 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) [2023-11-29 02:43:04,925 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:43:04,925 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 111 [2023-11-29 02:43:04,925 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:43:05,000 INFO L124 PetriNetUnfolderBase]: 24/182 cut-off events. [2023-11-29 02:43:05,001 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-29 02:43:05,002 INFO L83 FinitePrefix]: Finished finitePrefix Result has 261 conditions, 182 events. 24/182 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 445 event pairs, 20 based on Foata normal form. 0/175 useless extension candidates. Maximal degree in co-relation 217. Up to 55 conditions per place. [2023-11-29 02:43:05,003 INFO L140 encePairwiseOnDemand]: 108/111 looper letters, 16 selfloop transitions, 2 changer transitions 0/88 dead transitions. [2023-11-29 02:43:05,003 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 88 transitions, 222 flow [2023-11-29 02:43:05,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:43:05,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 02:43:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 280 transitions. [2023-11-29 02:43:05,006 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8408408408408409 [2023-11-29 02:43:05,006 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 280 transitions. [2023-11-29 02:43:05,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 280 transitions. [2023-11-29 02:43:05,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:43:05,007 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 280 transitions. [2023-11-29 02:43:05,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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) [2023-11-29 02:43:05,011 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2023-11-29 02:43:05,012 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2023-11-29 02:43:05,012 INFO L175 Difference]: Start difference. First operand has 95 places, 87 transitions, 184 flow. Second operand 3 states and 280 transitions. [2023-11-29 02:43:05,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 88 transitions, 222 flow [2023-11-29 02:43:05,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 88 transitions, 214 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 02:43:05,016 INFO L231 Difference]: Finished difference. Result has 91 places, 86 transitions, 178 flow [2023-11-29 02:43:05,016 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=174, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=178, PETRI_PLACES=91, PETRI_TRANSITIONS=86} [2023-11-29 02:43:05,017 INFO L281 CegarLoopForPetriNet]: 102 programPoint places, -11 predicate places. [2023-11-29 02:43:05,017 INFO L495 AbstractCegarLoop]: Abstraction has has 91 places, 86 transitions, 178 flow [2023-11-29 02:43:05,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 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) [2023-11-29 02:43:05,017 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:43:05,018 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, 1, 1] [2023-11-29 02:43:05,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 02:43:05,018 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-29 02:43:05,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:43:05,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1412730124, now seen corresponding path program 1 times [2023-11-29 02:43:05,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:43:05,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831342413] [2023-11-29 02:43:05,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:43:05,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:43:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:43:05,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:43:05,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:43:05,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831342413] [2023-11-29 02:43:05,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831342413] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:43:05,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:43:05,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:43:05,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534455553] [2023-11-29 02:43:05,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:43:05,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 02:43:05,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:43:05,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 02:43:05,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-29 02:43:05,564 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 111 [2023-11-29 02:43:05,565 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 86 transitions, 178 flow. Second operand has 6 states, 6 states have (on average 86.66666666666667) internal successors, (520), 6 states have internal predecessors, (520), 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) [2023-11-29 02:43:05,565 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:43:05,565 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 111 [2023-11-29 02:43:05,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:43:05,687 INFO L124 PetriNetUnfolderBase]: 42/229 cut-off events. [2023-11-29 02:43:05,687 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 02:43:05,688 INFO L83 FinitePrefix]: Finished finitePrefix Result has 340 conditions, 229 events. 42/229 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 765 event pairs, 12 based on Foata normal form. 0/221 useless extension candidates. Maximal degree in co-relation 296. Up to 36 conditions per place. [2023-11-29 02:43:05,689 INFO L140 encePairwiseOnDemand]: 106/111 looper letters, 26 selfloop transitions, 4 changer transitions 14/109 dead transitions. [2023-11-29 02:43:05,689 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 109 transitions, 304 flow [2023-11-29 02:43:05,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 02:43:05,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-29 02:43:05,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 551 transitions. [2023-11-29 02:43:05,692 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8273273273273273 [2023-11-29 02:43:05,692 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 551 transitions. [2023-11-29 02:43:05,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 551 transitions. [2023-11-29 02:43:05,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:43:05,693 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 551 transitions. [2023-11-29 02:43:05,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 91.83333333333333) internal successors, (551), 6 states have internal predecessors, (551), 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) [2023-11-29 02:43:05,698 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 111.0) internal successors, (777), 7 states have internal predecessors, (777), 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) [2023-11-29 02:43:05,699 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 111.0) internal successors, (777), 7 states have internal predecessors, (777), 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) [2023-11-29 02:43:05,699 INFO L175 Difference]: Start difference. First operand has 91 places, 86 transitions, 178 flow. Second operand 6 states and 551 transitions. [2023-11-29 02:43:05,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 109 transitions, 304 flow [2023-11-29 02:43:05,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 109 transitions, 300 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-29 02:43:05,703 INFO L231 Difference]: Finished difference. Result has 93 places, 79 transitions, 168 flow [2023-11-29 02:43:05,703 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=168, PETRI_PLACES=93, PETRI_TRANSITIONS=79} [2023-11-29 02:43:05,704 INFO L281 CegarLoopForPetriNet]: 102 programPoint places, -9 predicate places. [2023-11-29 02:43:05,704 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 79 transitions, 168 flow [2023-11-29 02:43:05,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.66666666666667) internal successors, (520), 6 states have internal predecessors, (520), 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) [2023-11-29 02:43:05,705 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 02:43:05,705 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:43:05,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 02:43:05,705 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2023-11-29 02:43:05,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:43:05,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1624605796, now seen corresponding path program 1 times [2023-11-29 02:43:05,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:43:05,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965874591] [2023-11-29 02:43:05,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:43:05,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:43:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:43:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:43:05,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:43:05,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965874591] [2023-11-29 02:43:05,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965874591] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:43:05,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:43:05,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:43:05,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589689115] [2023-11-29 02:43:05,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:43:05,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:43:05,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:43:05,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:43:05,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:43:05,779 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 111 [2023-11-29 02:43:05,780 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 79 transitions, 168 flow. Second operand has 3 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 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) [2023-11-29 02:43:05,780 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 02:43:05,780 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 111 [2023-11-29 02:43:05,780 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-29 02:43:05,817 INFO L124 PetriNetUnfolderBase]: 20/156 cut-off events. [2023-11-29 02:43:05,817 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 02:43:05,818 INFO L83 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 156 events. 20/156 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 365 event pairs, 16 based on Foata normal form. 0/153 useless extension candidates. Maximal degree in co-relation 207. Up to 45 conditions per place. [2023-11-29 02:43:05,818 INFO L140 encePairwiseOnDemand]: 108/111 looper letters, 0 selfloop transitions, 0 changer transitions 80/80 dead transitions. [2023-11-29 02:43:05,818 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 80 transitions, 202 flow [2023-11-29 02:43:05,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:43:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-29 02:43:05,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 278 transitions. [2023-11-29 02:43:05,820 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8348348348348348 [2023-11-29 02:43:05,820 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 278 transitions. [2023-11-29 02:43:05,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 278 transitions. [2023-11-29 02:43:05,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:43:05,821 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 278 transitions. [2023-11-29 02:43:05,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 92.66666666666667) internal successors, (278), 3 states have internal predecessors, (278), 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) [2023-11-29 02:43:05,823 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2023-11-29 02:43:05,824 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 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) [2023-11-29 02:43:05,824 INFO L175 Difference]: Start difference. First operand has 93 places, 79 transitions, 168 flow. Second operand 3 states and 278 transitions. [2023-11-29 02:43:05,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 80 transitions, 202 flow [2023-11-29 02:43:05,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 80 transitions, 195 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-29 02:43:05,826 INFO L231 Difference]: Finished difference. Result has 84 places, 0 transitions, 0 flow [2023-11-29 02:43:05,826 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=159, PETRI_DIFFERENCE_MINUEND_PLACES=82, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=84, PETRI_TRANSITIONS=0} [2023-11-29 02:43:05,827 INFO L281 CegarLoopForPetriNet]: 102 programPoint places, -18 predicate places. [2023-11-29 02:43:05,828 INFO L495 AbstractCegarLoop]: Abstraction has has 84 places, 0 transitions, 0 flow [2023-11-29 02:43:05,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 90.66666666666667) internal successors, (272), 3 states have internal predecessors, (272), 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) [2023-11-29 02:43:05,830 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2023-11-29 02:43:05,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2023-11-29 02:43:05,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 9 remaining) [2023-11-29 02:43:05,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2023-11-29 02:43:05,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2023-11-29 02:43:05,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2023-11-29 02:43:05,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2023-11-29 02:43:05,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2023-11-29 02:43:05,833 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2023-11-29 02:43:05,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 02:43:05,834 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 02:43:05,839 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-29 02:43:05,840 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:43:05,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:43:05 BasicIcfg [2023-11-29 02:43:05,846 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:43:05,846 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:43:05,846 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:43:05,846 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:43:05,847 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:43:04" (3/4) ... [2023-11-29 02:43:05,849 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 02:43:05,852 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-29 02:43:05,856 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-29 02:43:05,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 02:43:05,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-29 02:43:05,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 02:43:05,943 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 02:43:05,944 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 02:43:05,944 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:43:05,945 INFO L158 Benchmark]: Toolchain (without parser) took 2708.74ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 60.5MB in the end (delta: 61.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,945 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 52.9MB in the beginning and 52.8MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:43:05,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.64ms. Allocated memory is still 159.4MB. Free memory was 121.8MB in the beginning and 102.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.95ms. Allocated memory is still 159.4MB. Free memory was 102.4MB in the beginning and 100.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,947 INFO L158 Benchmark]: Boogie Preprocessor took 28.47ms. Allocated memory is still 159.4MB. Free memory was 99.9MB in the beginning and 98.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,947 INFO L158 Benchmark]: RCFGBuilder took 428.77ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 128.2MB in the end (delta: -29.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,947 INFO L158 Benchmark]: TraceAbstraction took 1643.55ms. Allocated memory is still 159.4MB. Free memory was 127.4MB in the beginning and 64.7MB in the end (delta: 62.8MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,948 INFO L158 Benchmark]: Witness Printer took 97.77ms. Allocated memory is still 159.4MB. Free memory was 64.7MB in the beginning and 60.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 02:43:05,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 52.9MB in the beginning and 52.8MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.64ms. Allocated memory is still 159.4MB. Free memory was 121.8MB in the beginning and 102.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.95ms. Allocated memory is still 159.4MB. Free memory was 102.4MB in the beginning and 100.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.47ms. Allocated memory is still 159.4MB. Free memory was 99.9MB in the beginning and 98.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 428.77ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 128.2MB in the end (delta: -29.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1643.55ms. Allocated memory is still 159.4MB. Free memory was 127.4MB in the beginning and 64.7MB in the end (delta: 62.8MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * Witness Printer took 97.77ms. Allocated memory is still 159.4MB. Free memory was 64.7MB in the beginning and 60.5MB 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: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 152 locations, 9 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: 1.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 121 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 68 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 229 IncrementalHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 2 mSDtfsCounter, 229 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=0, InterpolantAutomatonStates: 15, 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, 0.6s InterpolantComputationTime, 181 NumberOfCodeBlocks, 181 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 264 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 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-29 02:43:05,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89681dd3-5b11-456e-b0ab-e0928052291d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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