./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_33-traces-v-matters_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_33-traces-v-matters_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB --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 5093baaae269ae8f20fbce19a6dc2a002c438d5951124b2c99d459b145e3e5a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:28:57,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:28:57,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-27 20:28:57,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:28:57,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:28:58,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:28:58,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:28:58,014 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:28:58,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:28:58,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:28:58,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:28:58,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:28:58,021 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:28:58,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:28:58,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:28:58,021 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:28:58,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:28:58,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:28:58,024 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:28:58,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:28:58,025 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:28:58,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:28:58,025 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:28:58,025 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:58,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:58,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:58,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:28:58,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:28:58,026 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:28:58,027 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:28:58,027 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:28:58,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:28:58,027 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 5093baaae269ae8f20fbce19a6dc2a002c438d5951124b2c99d459b145e3e5a5 [2024-11-27 20:28:58,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:28:58,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:28:58,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:28:58,429 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:28:58,431 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:28:58,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-11-27 20:29:02,040 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/data/e4a5e2ff0/9dfc19dc99114b4c97b3c823fbe45029/FLAGf6d6ab7ac [2024-11-27 20:29:02,410 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:29:02,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/sv-benchmarks/c/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-11-27 20:29:02,438 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/data/e4a5e2ff0/9dfc19dc99114b4c97b3c823fbe45029/FLAGf6d6ab7ac [2024-11-27 20:29:02,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/data/e4a5e2ff0/9dfc19dc99114b4c97b3c823fbe45029 [2024-11-27 20:29:02,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:29:02,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:29:02,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:02,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:29:02,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:29:02,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:02" (1/1) ... [2024-11-27 20:29:02,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf240b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:02, skipping insertion in model container [2024-11-27 20:29:02,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:29:02" (1/1) ... [2024-11-27 20:29:02,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:29:03,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:03,129 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:29:03,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:29:03,233 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:29:03,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03 WrapperNode [2024-11-27 20:29:03,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:29:03,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:03,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:29:03,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:29:03,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,299 INFO L138 Inliner]: procedures = 162, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-11-27 20:29:03,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:29:03,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:29:03,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:29:03,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:29:03,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,336 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,353 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:29:03,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:29:03,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:29:03,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:29:03,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (1/1) ... [2024-11-27 20:29:03,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:29:03,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:29:03,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:29:03,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:29:03,467 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-27 20:29:03,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:29:03,467 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-27 20:29:03,468 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-27 20:29:03,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-27 20:29:03,470 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-27 20:29:03,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:29:03,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:29:03,472 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-27 20:29:03,657 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:29:03,660 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:29:03,993 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-27 20:29:03,993 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:29:04,070 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:29:04,070 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 20:29:04,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:04 BoogieIcfgContainer [2024-11-27 20:29:04,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:29:04,079 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:29:04,079 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:29:04,086 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:29:04,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:29:02" (1/3) ... [2024-11-27 20:29:04,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50299984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:04, skipping insertion in model container [2024-11-27 20:29:04,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:29:03" (2/3) ... [2024-11-27 20:29:04,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50299984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:29:04, skipping insertion in model container [2024-11-27 20:29:04,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:04" (3/3) ... [2024-11-27 20:29:04,089 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_33-traces-v-matters_true.i [2024-11-27 20:29:04,106 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:29:04,108 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_33-traces-v-matters_true.i that has 2 procedures, 92 locations, 1 initial locations, 0 loop locations, and 3 error locations. [2024-11-27 20:29:04,108 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-27 20:29:04,211 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-27 20:29:04,276 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 95 places, 93 transitions, 190 flow [2024-11-27 20:29:04,347 INFO L124 PetriNetUnfolderBase]: 2/92 cut-off events. [2024-11-27 20:29:04,350 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-27 20:29:04,357 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 92 events. 2/92 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 61 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 57. Up to 2 conditions per place. [2024-11-27 20:29:04,358 INFO L82 GeneralOperation]: Start removeDead. Operand has 95 places, 93 transitions, 190 flow [2024-11-27 20:29:04,365 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 94 places, 92 transitions, 187 flow [2024-11-27 20:29:04,383 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:29:04,400 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@4455f335, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:29:04,400 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-27 20:29:04,424 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-27 20:29:04,424 INFO L124 PetriNetUnfolderBase]: 0/51 cut-off events. [2024-11-27 20:29:04,424 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-27 20:29:04,424 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:04,425 INFO L206 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] [2024-11-27 20:29:04,426 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-27 20:29:04,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:04,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1283037401, now seen corresponding path program 1 times [2024-11-27 20:29:04,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:04,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145393845] [2024-11-27 20:29:04,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:04,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:04,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:04,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:04,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145393845] [2024-11-27 20:29:04,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145393845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:04,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:04,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:04,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175904797] [2024-11-27 20:29:04,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:04,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:04,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:04,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:04,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:04,972 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 72 out of 93 [2024-11-27 20:29:04,980 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 92 transitions, 187 flow. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:04,980 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:04,980 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 72 of 93 [2024-11-27 20:29:04,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:05,200 INFO L124 PetriNetUnfolderBase]: 69/322 cut-off events. [2024-11-27 20:29:05,200 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-27 20:29:05,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 485 conditions, 322 events. 69/322 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1469 event pairs, 50 based on Foata normal form. 21/326 useless extension candidates. Maximal degree in co-relation 444. Up to 133 conditions per place. [2024-11-27 20:29:05,205 INFO L140 encePairwiseOnDemand]: 85/93 looper letters, 21 selfloop transitions, 5 changer transitions 0/96 dead transitions. [2024-11-27 20:29:05,205 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 96 transitions, 247 flow [2024-11-27 20:29:05,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:05,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 247 transitions. [2024-11-27 20:29:05,223 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8853046594982079 [2024-11-27 20:29:05,225 INFO L175 Difference]: Start difference. First operand has 94 places, 92 transitions, 187 flow. Second operand 3 states and 247 transitions. [2024-11-27 20:29:05,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 96 transitions, 247 flow [2024-11-27 20:29:05,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 96 transitions, 246 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-27 20:29:05,240 INFO L231 Difference]: Finished difference. Result has 95 places, 92 transitions, 216 flow [2024-11-27 20:29:05,245 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=216, PETRI_PLACES=95, PETRI_TRANSITIONS=92} [2024-11-27 20:29:05,252 INFO L279 CegarLoopForPetriNet]: 94 programPoint places, 1 predicate places. [2024-11-27 20:29:05,252 INFO L471 AbstractCegarLoop]: Abstraction has has 95 places, 92 transitions, 216 flow [2024-11-27 20:29:05,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:05,252 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:05,253 INFO L206 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] [2024-11-27 20:29:05,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:29:05,253 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-27 20:29:05,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:05,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1463924664, now seen corresponding path program 1 times [2024-11-27 20:29:05,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:05,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647103142] [2024-11-27 20:29:05,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:05,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:05,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:05,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647103142] [2024-11-27 20:29:05,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647103142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:05,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:05,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:05,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043141234] [2024-11-27 20:29:05,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:05,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:05,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:05,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:05,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:05,472 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 93 [2024-11-27 20:29:05,473 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 92 transitions, 216 flow. Second operand has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:05,474 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:05,475 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 93 [2024-11-27 20:29:05,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:05,682 INFO L124 PetriNetUnfolderBase]: 92/493 cut-off events. [2024-11-27 20:29:05,682 INFO L125 PetriNetUnfolderBase]: For 60/63 co-relation queries the response was YES. [2024-11-27 20:29:05,685 INFO L83 FinitePrefix]: Finished finitePrefix Result has 796 conditions, 493 events. 92/493 cut-off events. For 60/63 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2598 event pairs, 61 based on Foata normal form. 0/459 useless extension candidates. Maximal degree in co-relation 753. Up to 172 conditions per place. [2024-11-27 20:29:05,687 INFO L140 encePairwiseOnDemand]: 88/93 looper letters, 26 selfloop transitions, 5 changer transitions 0/101 dead transitions. [2024-11-27 20:29:05,688 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 101 transitions, 300 flow [2024-11-27 20:29:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:05,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:05,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 240 transitions. [2024-11-27 20:29:05,690 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8602150537634409 [2024-11-27 20:29:05,691 INFO L175 Difference]: Start difference. First operand has 95 places, 92 transitions, 216 flow. Second operand 3 states and 240 transitions. [2024-11-27 20:29:05,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 101 transitions, 300 flow [2024-11-27 20:29:05,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 101 transitions, 288 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:05,696 INFO L231 Difference]: Finished difference. Result has 97 places, 95 transitions, 242 flow [2024-11-27 20:29:05,696 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=242, PETRI_PLACES=97, PETRI_TRANSITIONS=95} [2024-11-27 20:29:05,697 INFO L279 CegarLoopForPetriNet]: 94 programPoint places, 3 predicate places. [2024-11-27 20:29:05,697 INFO L471 AbstractCegarLoop]: Abstraction has has 97 places, 95 transitions, 242 flow [2024-11-27 20:29:05,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:05,698 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:05,698 INFO L206 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] [2024-11-27 20:29:05,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:29:05,699 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-27 20:29:05,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:05,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1147185391, now seen corresponding path program 1 times [2024-11-27 20:29:05,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:05,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829145222] [2024-11-27 20:29:05,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:05,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:05,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:05,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:05,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829145222] [2024-11-27 20:29:05,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829145222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:05,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:05,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 20:29:05,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974272851] [2024-11-27 20:29:05,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:05,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:29:05,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:05,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:29:05,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:29:05,892 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 93 [2024-11-27 20:29:05,892 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 95 transitions, 242 flow. Second operand has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:05,892 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:05,893 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 93 [2024-11-27 20:29:05,893 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:06,048 INFO L124 PetriNetUnfolderBase]: 66/484 cut-off events. [2024-11-27 20:29:06,049 INFO L125 PetriNetUnfolderBase]: For 103/105 co-relation queries the response was YES. [2024-11-27 20:29:06,053 INFO L83 FinitePrefix]: Finished finitePrefix Result has 767 conditions, 484 events. 66/484 cut-off events. For 103/105 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2705 event pairs, 39 based on Foata normal form. 0/460 useless extension candidates. Maximal degree in co-relation 724. Up to 123 conditions per place. [2024-11-27 20:29:06,057 INFO L140 encePairwiseOnDemand]: 89/93 looper letters, 19 selfloop transitions, 3 changer transitions 5/103 dead transitions. [2024-11-27 20:29:06,057 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 103 transitions, 316 flow [2024-11-27 20:29:06,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:29:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-27 20:29:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 247 transitions. [2024-11-27 20:29:06,062 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8853046594982079 [2024-11-27 20:29:06,063 INFO L175 Difference]: Start difference. First operand has 97 places, 95 transitions, 242 flow. Second operand 3 states and 247 transitions. [2024-11-27 20:29:06,063 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 103 transitions, 316 flow [2024-11-27 20:29:06,065 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 103 transitions, 306 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-27 20:29:06,069 INFO L231 Difference]: Finished difference. Result has 99 places, 96 transitions, 256 flow [2024-11-27 20:29:06,071 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=256, PETRI_PLACES=99, PETRI_TRANSITIONS=96} [2024-11-27 20:29:06,072 INFO L279 CegarLoopForPetriNet]: 94 programPoint places, 5 predicate places. [2024-11-27 20:29:06,072 INFO L471 AbstractCegarLoop]: Abstraction has has 99 places, 96 transitions, 256 flow [2024-11-27 20:29:06,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:06,073 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:06,073 INFO L206 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] [2024-11-27 20:29:06,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:29:06,074 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-27 20:29:06,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:06,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1898662789, now seen corresponding path program 1 times [2024-11-27 20:29:06,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:06,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765970764] [2024-11-27 20:29:06,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:06,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:06,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:06,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765970764] [2024-11-27 20:29:06,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765970764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:06,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:06,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 20:29:06,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780373011] [2024-11-27 20:29:06,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:06,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:29:06,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:06,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:29:06,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:29:06,731 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 93 [2024-11-27 20:29:06,732 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 96 transitions, 256 flow. Second operand has 6 states, 6 states have (on average 78.16666666666667) internal successors, (469), 6 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:06,732 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:06,732 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 93 [2024-11-27 20:29:06,732 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:06,885 INFO L124 PetriNetUnfolderBase]: 17/253 cut-off events. [2024-11-27 20:29:06,885 INFO L125 PetriNetUnfolderBase]: For 34/36 co-relation queries the response was YES. [2024-11-27 20:29:06,887 INFO L83 FinitePrefix]: Finished finitePrefix Result has 383 conditions, 253 events. 17/253 cut-off events. For 34/36 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1033 event pairs, 6 based on Foata normal form. 5/251 useless extension candidates. Maximal degree in co-relation 337. Up to 33 conditions per place. [2024-11-27 20:29:06,888 INFO L140 encePairwiseOnDemand]: 86/93 looper letters, 8 selfloop transitions, 6 changer transitions 6/96 dead transitions. [2024-11-27 20:29:06,889 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 96 transitions, 278 flow [2024-11-27 20:29:06,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:29:06,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-27 20:29:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 405 transitions. [2024-11-27 20:29:06,891 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8709677419354839 [2024-11-27 20:29:06,891 INFO L175 Difference]: Start difference. First operand has 99 places, 96 transitions, 256 flow. Second operand 5 states and 405 transitions. [2024-11-27 20:29:06,891 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 96 transitions, 278 flow [2024-11-27 20:29:06,896 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 96 transitions, 260 flow, removed 4 selfloop flow, removed 4 redundant places. [2024-11-27 20:29:06,899 INFO L231 Difference]: Finished difference. Result has 99 places, 89 transitions, 224 flow [2024-11-27 20:29:06,900 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=224, PETRI_PLACES=99, PETRI_TRANSITIONS=89} [2024-11-27 20:29:06,901 INFO L279 CegarLoopForPetriNet]: 94 programPoint places, 5 predicate places. [2024-11-27 20:29:06,901 INFO L471 AbstractCegarLoop]: Abstraction has has 99 places, 89 transitions, 224 flow [2024-11-27 20:29:06,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 78.16666666666667) internal successors, (469), 6 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:06,902 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-27 20:29:06,902 INFO L206 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] [2024-11-27 20:29:06,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 20:29:06,903 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-27 20:29:06,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:29:06,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1024000817, now seen corresponding path program 1 times [2024-11-27 20:29:06,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:29:06,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155901851] [2024-11-27 20:29:06,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:29:06,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:29:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:29:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:29:07,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:29:07,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155901851] [2024-11-27 20:29:07,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155901851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:29:07,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:29:07,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 20:29:07,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236739819] [2024-11-27 20:29:07,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:29:07,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:29:07,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:29:07,311 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:29:07,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:29:07,444 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 93 [2024-11-27 20:29:07,445 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 89 transitions, 224 flow. Second operand has 6 states, 6 states have (on average 78.5) internal successors, (471), 6 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:07,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-27 20:29:07,446 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 93 [2024-11-27 20:29:07,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-27 20:29:07,564 INFO L124 PetriNetUnfolderBase]: 7/210 cut-off events. [2024-11-27 20:29:07,564 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-27 20:29:07,564 INFO L83 FinitePrefix]: Finished finitePrefix Result has 302 conditions, 210 events. 7/210 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 597 event pairs, 5 based on Foata normal form. 3/208 useless extension candidates. Maximal degree in co-relation 254. Up to 25 conditions per place. [2024-11-27 20:29:07,567 INFO L140 encePairwiseOnDemand]: 87/93 looper letters, 0 selfloop transitions, 0 changer transitions 88/88 dead transitions. [2024-11-27 20:29:07,568 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 88 transitions, 247 flow [2024-11-27 20:29:07,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:29:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-27 20:29:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 403 transitions. [2024-11-27 20:29:07,570 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8666666666666667 [2024-11-27 20:29:07,570 INFO L175 Difference]: Start difference. First operand has 99 places, 89 transitions, 224 flow. Second operand 5 states and 403 transitions. [2024-11-27 20:29:07,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 88 transitions, 247 flow [2024-11-27 20:29:07,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 88 transitions, 225 flow, removed 4 selfloop flow, removed 7 redundant places. [2024-11-27 20:29:07,575 INFO L231 Difference]: Finished difference. Result has 94 places, 0 transitions, 0 flow [2024-11-27 20:29:07,576 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=93, PETRI_DIFFERENCE_MINUEND_FLOW=183, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=94, PETRI_TRANSITIONS=0} [2024-11-27 20:29:07,576 INFO L279 CegarLoopForPetriNet]: 94 programPoint places, 0 predicate places. [2024-11-27 20:29:07,576 INFO L471 AbstractCegarLoop]: Abstraction has has 94 places, 0 transitions, 0 flow [2024-11-27 20:29:07,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 78.5) internal successors, (471), 6 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:29:07,582 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2024-11-27 20:29:07,582 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2024-11-27 20:29:07,582 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-27 20:29:07,583 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2024-11-27 20:29:07,583 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2024-11-27 20:29:07,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 20:29:07,587 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-27 20:29:07,597 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-27 20:29:07,598 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:29:07,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:29:07 BasicIcfg [2024-11-27 20:29:07,612 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:29:07,613 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:29:07,613 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:29:07,613 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:29:07,615 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:29:04" (3/4) ... [2024-11-27 20:29:07,617 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 20:29:07,621 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-27 20:29:07,627 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-27 20:29:07,630 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-27 20:29:07,630 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-27 20:29:07,631 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 20:29:07,718 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 20:29:07,720 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 20:29:07,720 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:29:07,721 INFO L158 Benchmark]: Toolchain (without parser) took 5074.00ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 73.5MB in the end (delta: 17.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-11-27 20:29:07,722 INFO L158 Benchmark]: CDTParser took 2.10ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:07,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.85ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 71.5MB in the end (delta: 19.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:07,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.17ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:29:07,724 INFO L158 Benchmark]: Boogie Preprocessor took 51.48ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 68.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:07,724 INFO L158 Benchmark]: RCFGBuilder took 715.30ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 53.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:29:07,726 INFO L158 Benchmark]: TraceAbstraction took 3533.45ms. Allocated memory is still 117.4MB. Free memory was 52.7MB in the beginning and 77.9MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:07,726 INFO L158 Benchmark]: Witness Printer took 107.05ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 73.5MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:29:07,729 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.85ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 71.5MB in the end (delta: 19.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.17ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.48ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 68.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 715.30ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 53.4MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3533.45ms. Allocated memory is still 117.4MB. Free memory was 52.7MB in the beginning and 77.9MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 107.05ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 73.5MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 703]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 688]: 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, 115 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: 3.3s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 221 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 130 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 403 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 29 mSDtfsCounter, 403 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=256occurred in iteration=3, InterpolantAutomatonStates: 19, 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, 1.3s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 527 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-27 20:29:07,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0064bf0c-dd82-45d2-b324-3786cc5748cf/bin/uautomizer-verify-aQ6SnzHsRB/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