./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c --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_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/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_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/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_5726dba2-7fdd-4429-9757-6835c28e5bd6/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 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:42:08,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:42:08,952 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 04:42:08,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:42:08,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:42:09,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:42:09,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:42:09,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:42:09,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:42:09,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:42:09,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:42:09,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:42:09,012 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:42:09,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:42:09,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:42:09,012 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:42:09,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:42:09,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:42:09,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:42:09,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:42:09,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:42:09,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:42:09,013 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 04:42:09,014 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:42:09,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:42:09,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:42:09,014 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:42:09,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:42:09,015 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:42:09,015 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:42:09,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:42:09,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:09,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:42:09,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:42:09,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:42:09,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:09,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:42:09,018 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:42:09,019 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:42:09,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:42:09,019 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_5726dba2-7fdd-4429-9757-6835c28e5bd6/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 -> 25cf9c0a16564c460f6e824f90a2df4185d2e5d2c682a221258efaf06dec8ca4 [2024-11-28 04:42:09,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:42:09,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:42:09,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:42:09,460 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:42:09,461 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:42:09,464 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2024-11-28 04:42:13,399 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/data/221016fd3/53bfa5dde0c84d85ac3859ebdf0d5d3c/FLAG73a5fc07a [2024-11-28 04:42:13,740 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:42:13,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/sv-benchmarks/c/weaver/popl20-more-max-array-hom.wvr.c [2024-11-28 04:42:13,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/data/221016fd3/53bfa5dde0c84d85ac3859ebdf0d5d3c/FLAG73a5fc07a [2024-11-28 04:42:13,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/data/221016fd3/53bfa5dde0c84d85ac3859ebdf0d5d3c [2024-11-28 04:42:13,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:42:13,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:42:13,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:42:13,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:42:13,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:42:13,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:13" (1/1) ... [2024-11-28 04:42:13,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b07691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:13, skipping insertion in model container [2024-11-28 04:42:13,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:13" (1/1) ... [2024-11-28 04:42:13,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:42:14,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:42:14,173 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:42:14,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:42:14,247 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:42:14,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14 WrapperNode [2024-11-28 04:42:14,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:42:14,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:42:14,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:42:14,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:42:14,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,321 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-11-28 04:42:14,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:42:14,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:42:14,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:42:14,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:42:14,339 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,372 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:42:14,398 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:42:14,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:42:14,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:42:14,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (1/1) ... [2024-11-28 04:42:14,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:14,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:42:14,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:42:14,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:42:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:42:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-28 04:42:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-28 04:42:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-28 04:42:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-28 04:42:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:42:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:42:14,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:42:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 04:42:14,496 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-28 04:42:14,652 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:42:14,654 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:42:15,510 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-28 04:42:15,511 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:42:15,949 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:42:15,949 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 04:42:15,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:15 BoogieIcfgContainer [2024-11-28 04:42:15,950 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:42:15,954 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:42:15,954 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:42:15,961 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:42:15,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:42:13" (1/3) ... [2024-11-28 04:42:15,963 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a585ada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:42:15, skipping insertion in model container [2024-11-28 04:42:15,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:14" (2/3) ... [2024-11-28 04:42:15,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a585ada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:42:15, skipping insertion in model container [2024-11-28 04:42:15,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:15" (3/3) ... [2024-11-28 04:42:15,967 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-max-array-hom.wvr.c [2024-11-28 04:42:15,988 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:42:15,990 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-max-array-hom.wvr.c that has 4 procedures, 227 locations, 1 initial locations, 4 loop locations, and 35 error locations. [2024-11-28 04:42:15,991 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-28 04:42:16,125 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-28 04:42:16,177 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 236 places, 240 transitions, 501 flow [2024-11-28 04:42:16,337 INFO L124 PetriNetUnfolderBase]: 14/237 cut-off events. [2024-11-28 04:42:16,340 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-28 04:42:16,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 237 events. 14/237 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 315 event pairs, 0 based on Foata normal form. 0/188 useless extension candidates. Maximal degree in co-relation 175. Up to 2 conditions per place. [2024-11-28 04:42:16,355 INFO L82 GeneralOperation]: Start removeDead. Operand has 236 places, 240 transitions, 501 flow [2024-11-28 04:42:16,368 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 214 places, 216 transitions, 450 flow [2024-11-28 04:42:16,387 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:42:16,411 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;@2ee5df8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:42:16,412 INFO L334 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2024-11-28 04:42:16,430 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 04:42:16,430 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-28 04:42:16,430 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 04:42:16,430 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:16,431 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] [2024-11-28 04:42:16,432 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:16,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:16,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1447478653, now seen corresponding path program 1 times [2024-11-28 04:42:16,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:16,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217453684] [2024-11-28 04:42:16,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:16,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:16,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:16,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217453684] [2024-11-28 04:42:16,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217453684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:16,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:16,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:16,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391293313] [2024-11-28 04:42:16,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:16,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:16,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:16,783 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:16,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:16,861 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 240 [2024-11-28 04:42:16,866 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 216 transitions, 450 flow. Second operand has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-28 04:42:16,866 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:16,867 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 240 [2024-11-28 04:42:16,869 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:17,181 INFO L124 PetriNetUnfolderBase]: 77/478 cut-off events. [2024-11-28 04:42:17,181 INFO L125 PetriNetUnfolderBase]: For 75/75 co-relation queries the response was YES. [2024-11-28 04:42:17,185 INFO L83 FinitePrefix]: Finished finitePrefix Result has 637 conditions, 478 events. 77/478 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1945 event pairs, 38 based on Foata normal form. 36/440 useless extension candidates. Maximal degree in co-relation 446. Up to 113 conditions per place. [2024-11-28 04:42:17,194 INFO L140 encePairwiseOnDemand]: 212/240 looper letters, 16 selfloop transitions, 2 changer transitions 3/190 dead transitions. [2024-11-28 04:42:17,194 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 190 transitions, 434 flow [2024-11-28 04:42:17,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 623 transitions. [2024-11-28 04:42:17,225 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8652777777777778 [2024-11-28 04:42:17,228 INFO L175 Difference]: Start difference. First operand has 214 places, 216 transitions, 450 flow. Second operand 3 states and 623 transitions. [2024-11-28 04:42:17,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 190 transitions, 434 flow [2024-11-28 04:42:17,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 190 transitions, 422 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-28 04:42:17,251 INFO L231 Difference]: Finished difference. Result has 191 places, 187 transitions, 384 flow [2024-11-28 04:42:17,255 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=386, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=191, PETRI_TRANSITIONS=187} [2024-11-28 04:42:17,260 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -23 predicate places. [2024-11-28 04:42:17,261 INFO L471 AbstractCegarLoop]: Abstraction has has 191 places, 187 transitions, 384 flow [2024-11-28 04:42:17,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-28 04:42:17,262 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:17,262 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] [2024-11-28 04:42:17,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:42:17,267 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:17,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:17,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1877651775, now seen corresponding path program 1 times [2024-11-28 04:42:17,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:17,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386537984] [2024-11-28 04:42:17,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:17,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:17,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:17,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386537984] [2024-11-28 04:42:17,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386537984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:17,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:17,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:17,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688877979] [2024-11-28 04:42:17,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:17,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:17,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:17,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:17,398 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:17,480 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 240 [2024-11-28 04:42:17,481 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 187 transitions, 384 flow. Second operand has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-28 04:42:17,481 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:17,482 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 240 [2024-11-28 04:42:17,483 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:17,650 INFO L124 PetriNetUnfolderBase]: 50/355 cut-off events. [2024-11-28 04:42:17,650 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-28 04:42:17,653 INFO L83 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 355 events. 50/355 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1182 event pairs, 34 based on Foata normal form. 0/313 useless extension candidates. Maximal degree in co-relation 425. Up to 85 conditions per place. [2024-11-28 04:42:17,658 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 16 selfloop transitions, 2 changer transitions 0/186 dead transitions. [2024-11-28 04:42:17,662 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 186 transitions, 418 flow [2024-11-28 04:42:17,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 598 transitions. [2024-11-28 04:42:17,666 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8305555555555556 [2024-11-28 04:42:17,670 INFO L175 Difference]: Start difference. First operand has 191 places, 187 transitions, 384 flow. Second operand 3 states and 598 transitions. [2024-11-28 04:42:17,671 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 186 transitions, 418 flow [2024-11-28 04:42:17,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 186 transitions, 414 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 04:42:17,677 INFO L231 Difference]: Finished difference. Result has 187 places, 186 transitions, 382 flow [2024-11-28 04:42:17,679 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=382, PETRI_PLACES=187, PETRI_TRANSITIONS=186} [2024-11-28 04:42:17,680 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -27 predicate places. [2024-11-28 04:42:17,680 INFO L471 AbstractCegarLoop]: Abstraction has has 187 places, 186 transitions, 382 flow [2024-11-28 04:42:17,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.33333333333334) internal successors, (583), 3 states have internal predecessors, (583), 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) [2024-11-28 04:42:17,681 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:17,682 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] [2024-11-28 04:42:17,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:42:17,683 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:17,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:17,684 INFO L85 PathProgramCache]: Analyzing trace with hash 772773875, now seen corresponding path program 1 times [2024-11-28 04:42:17,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:17,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051083871] [2024-11-28 04:42:17,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:17,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:17,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:17,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051083871] [2024-11-28 04:42:17,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051083871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:17,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:17,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:17,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153243301] [2024-11-28 04:42:17,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:17,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:17,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:17,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:17,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:17,798 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 240 [2024-11-28 04:42:17,799 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 186 transitions, 382 flow. Second operand has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-28 04:42:17,799 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:17,799 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 240 [2024-11-28 04:42:17,799 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:17,957 INFO L124 PetriNetUnfolderBase]: 83/424 cut-off events. [2024-11-28 04:42:17,957 INFO L125 PetriNetUnfolderBase]: For 11/11 co-relation queries the response was YES. [2024-11-28 04:42:17,961 INFO L83 FinitePrefix]: Finished finitePrefix Result has 578 conditions, 424 events. 83/424 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1730 event pairs, 59 based on Foata normal form. 0/382 useless extension candidates. Maximal degree in co-relation 539. Up to 135 conditions per place. [2024-11-28 04:42:17,966 INFO L140 encePairwiseOnDemand]: 235/240 looper letters, 17 selfloop transitions, 1 changer transitions 0/182 dead transitions. [2024-11-28 04:42:17,966 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 182 transitions, 410 flow [2024-11-28 04:42:17,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:17,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:17,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2024-11-28 04:42:17,970 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8263888888888888 [2024-11-28 04:42:17,970 INFO L175 Difference]: Start difference. First operand has 187 places, 186 transitions, 382 flow. Second operand 3 states and 595 transitions. [2024-11-28 04:42:17,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 182 transitions, 410 flow [2024-11-28 04:42:17,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 182 transitions, 406 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 04:42:17,978 INFO L231 Difference]: Finished difference. Result has 183 places, 182 transitions, 372 flow [2024-11-28 04:42:17,981 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=370, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=372, PETRI_PLACES=183, PETRI_TRANSITIONS=182} [2024-11-28 04:42:17,982 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -31 predicate places. [2024-11-28 04:42:17,982 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 182 transitions, 372 flow [2024-11-28 04:42:17,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-28 04:42:17,983 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:17,983 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, 1, 1, 1, 1, 1] [2024-11-28 04:42:17,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:42:17,983 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:17,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:17,986 INFO L85 PathProgramCache]: Analyzing trace with hash -997789850, now seen corresponding path program 1 times [2024-11-28 04:42:17,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:17,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182617089] [2024-11-28 04:42:17,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:17,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:18,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:18,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:18,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182617089] [2024-11-28 04:42:18,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182617089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:18,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:18,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:18,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718549490] [2024-11-28 04:42:18,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:18,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:18,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:18,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:18,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:18,129 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 240 [2024-11-28 04:42:18,134 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 182 transitions, 372 flow. Second operand has 3 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 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) [2024-11-28 04:42:18,134 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:18,134 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 240 [2024-11-28 04:42:18,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:18,251 INFO L124 PetriNetUnfolderBase]: 32/292 cut-off events. [2024-11-28 04:42:18,251 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-28 04:42:18,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 354 conditions, 292 events. 32/292 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 753 event pairs, 15 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 315. Up to 50 conditions per place. [2024-11-28 04:42:18,255 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 12 selfloop transitions, 2 changer transitions 0/181 dead transitions. [2024-11-28 04:42:18,255 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 181 transitions, 398 flow [2024-11-28 04:42:18,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:18,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 606 transitions. [2024-11-28 04:42:18,259 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8416666666666667 [2024-11-28 04:42:18,259 INFO L175 Difference]: Start difference. First operand has 183 places, 182 transitions, 372 flow. Second operand 3 states and 606 transitions. [2024-11-28 04:42:18,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 181 transitions, 398 flow [2024-11-28 04:42:18,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 181 transitions, 397 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 04:42:18,266 INFO L231 Difference]: Finished difference. Result has 183 places, 181 transitions, 373 flow [2024-11-28 04:42:18,267 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=369, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=373, PETRI_PLACES=183, PETRI_TRANSITIONS=181} [2024-11-28 04:42:18,269 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -31 predicate places. [2024-11-28 04:42:18,270 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 181 transitions, 373 flow [2024-11-28 04:42:18,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 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) [2024-11-28 04:42:18,270 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:18,271 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, 1, 1, 1, 1, 1] [2024-11-28 04:42:18,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:42:18,271 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:18,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:18,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1978974720, now seen corresponding path program 1 times [2024-11-28 04:42:18,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:18,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135978098] [2024-11-28 04:42:18,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:19,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:19,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135978098] [2024-11-28 04:42:19,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135978098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:19,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:19,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:42:19,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514488260] [2024-11-28 04:42:19,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:19,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:42:19,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:19,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:42:19,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:42:19,513 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 190 out of 240 [2024-11-28 04:42:19,515 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 181 transitions, 373 flow. Second operand has 6 states, 6 states have (on average 191.5) internal successors, (1149), 6 states have internal predecessors, (1149), 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) [2024-11-28 04:42:19,515 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:19,516 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 190 of 240 [2024-11-28 04:42:19,516 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:19,650 INFO L124 PetriNetUnfolderBase]: 32/291 cut-off events. [2024-11-28 04:42:19,650 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-28 04:42:19,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 363 conditions, 291 events. 32/291 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 750 event pairs, 15 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 325. Up to 55 conditions per place. [2024-11-28 04:42:19,653 INFO L140 encePairwiseOnDemand]: 234/240 looper letters, 17 selfloop transitions, 5 changer transitions 0/180 dead transitions. [2024-11-28 04:42:19,653 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 180 transitions, 415 flow [2024-11-28 04:42:19,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:42:19,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:42:19,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1163 transitions. [2024-11-28 04:42:19,658 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8076388888888889 [2024-11-28 04:42:19,658 INFO L175 Difference]: Start difference. First operand has 183 places, 181 transitions, 373 flow. Second operand 6 states and 1163 transitions. [2024-11-28 04:42:19,658 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 180 transitions, 415 flow [2024-11-28 04:42:19,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 180 transitions, 411 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 04:42:19,662 INFO L231 Difference]: Finished difference. Result has 185 places, 180 transitions, 377 flow [2024-11-28 04:42:19,663 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=367, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=175, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=377, PETRI_PLACES=185, PETRI_TRANSITIONS=180} [2024-11-28 04:42:19,664 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -29 predicate places. [2024-11-28 04:42:19,664 INFO L471 AbstractCegarLoop]: Abstraction has has 185 places, 180 transitions, 377 flow [2024-11-28 04:42:19,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 191.5) internal successors, (1149), 6 states have internal predecessors, (1149), 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) [2024-11-28 04:42:19,665 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:19,665 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:19,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:42:19,666 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:19,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:19,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1081622155, now seen corresponding path program 1 times [2024-11-28 04:42:19,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:19,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78961147] [2024-11-28 04:42:19,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:19,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:19,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:19,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78961147] [2024-11-28 04:42:19,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78961147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:19,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:19,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:19,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794167927] [2024-11-28 04:42:19,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:19,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:19,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:19,721 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:19,721 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:19,752 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 240 [2024-11-28 04:42:19,753 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 180 transitions, 377 flow. Second operand has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-28 04:42:19,753 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:19,754 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 240 [2024-11-28 04:42:19,754 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:19,941 INFO L124 PetriNetUnfolderBase]: 137/566 cut-off events. [2024-11-28 04:42:19,941 INFO L125 PetriNetUnfolderBase]: For 37/37 co-relation queries the response was YES. [2024-11-28 04:42:19,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 774 conditions, 566 events. 137/566 cut-off events. For 37/37 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 2627 event pairs, 71 based on Foata normal form. 0/508 useless extension candidates. Maximal degree in co-relation 756. Up to 187 conditions per place. [2024-11-28 04:42:19,948 INFO L140 encePairwiseOnDemand]: 235/240 looper letters, 17 selfloop transitions, 1 changer transitions 0/176 dead transitions. [2024-11-28 04:42:19,948 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 176 transitions, 405 flow [2024-11-28 04:42:19,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:19,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:19,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2024-11-28 04:42:19,951 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8263888888888888 [2024-11-28 04:42:19,951 INFO L175 Difference]: Start difference. First operand has 185 places, 180 transitions, 377 flow. Second operand 3 states and 595 transitions. [2024-11-28 04:42:19,951 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 183 places, 176 transitions, 405 flow [2024-11-28 04:42:19,953 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 176 transitions, 395 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-28 04:42:19,956 INFO L231 Difference]: Finished difference. Result has 178 places, 176 transitions, 361 flow [2024-11-28 04:42:19,956 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=359, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=175, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=361, PETRI_PLACES=178, PETRI_TRANSITIONS=176} [2024-11-28 04:42:19,957 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -36 predicate places. [2024-11-28 04:42:19,957 INFO L471 AbstractCegarLoop]: Abstraction has has 178 places, 176 transitions, 361 flow [2024-11-28 04:42:19,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.0) internal successors, (576), 3 states have internal predecessors, (576), 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) [2024-11-28 04:42:19,958 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:19,958 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:19,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:42:19,958 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:19,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:19,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1326253941, now seen corresponding path program 1 times [2024-11-28 04:42:19,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:19,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351824962] [2024-11-28 04:42:19,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:19,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:20,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:20,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351824962] [2024-11-28 04:42:20,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351824962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:20,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:20,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:20,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287863096] [2024-11-28 04:42:20,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:20,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:20,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:20,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:20,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:20,137 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 240 [2024-11-28 04:42:20,138 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 176 transitions, 361 flow. Second operand has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 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) [2024-11-28 04:42:20,138 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:20,139 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 240 [2024-11-28 04:42:20,139 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:20,236 INFO L124 PetriNetUnfolderBase]: 32/284 cut-off events. [2024-11-28 04:42:20,236 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-28 04:42:20,238 INFO L83 FinitePrefix]: Finished finitePrefix Result has 344 conditions, 284 events. 32/284 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 715 event pairs, 15 based on Foata normal form. 0/269 useless extension candidates. Maximal degree in co-relation 306. Up to 47 conditions per place. [2024-11-28 04:42:20,240 INFO L140 encePairwiseOnDemand]: 238/240 looper letters, 10 selfloop transitions, 1 changer transitions 0/175 dead transitions. [2024-11-28 04:42:20,240 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 175 transitions, 381 flow [2024-11-28 04:42:20,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:20,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 615 transitions. [2024-11-28 04:42:20,243 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8541666666666666 [2024-11-28 04:42:20,243 INFO L175 Difference]: Start difference. First operand has 178 places, 176 transitions, 361 flow. Second operand 3 states and 615 transitions. [2024-11-28 04:42:20,243 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 175 transitions, 381 flow [2024-11-28 04:42:20,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 175 transitions, 380 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 04:42:20,267 INFO L231 Difference]: Finished difference. Result has 178 places, 175 transitions, 360 flow [2024-11-28 04:42:20,267 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=358, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=178, PETRI_TRANSITIONS=175} [2024-11-28 04:42:20,268 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -36 predicate places. [2024-11-28 04:42:20,268 INFO L471 AbstractCegarLoop]: Abstraction has has 178 places, 175 transitions, 360 flow [2024-11-28 04:42:20,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 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) [2024-11-28 04:42:20,269 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:20,269 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:20,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:42:20,270 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:20,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:20,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1452245814, now seen corresponding path program 1 times [2024-11-28 04:42:20,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:20,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563064462] [2024-11-28 04:42:20,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:20,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:20,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:20,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563064462] [2024-11-28 04:42:20,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563064462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:20,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:20,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:20,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135527846] [2024-11-28 04:42:20,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:20,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:20,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:20,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:20,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:20,393 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 240 [2024-11-28 04:42:20,395 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 175 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-28 04:42:20,395 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:20,395 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 240 [2024-11-28 04:42:20,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:20,490 INFO L124 PetriNetUnfolderBase]: 32/282 cut-off events. [2024-11-28 04:42:20,490 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-28 04:42:20,491 INFO L83 FinitePrefix]: Finished finitePrefix Result has 344 conditions, 282 events. 32/282 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 711 event pairs, 15 based on Foata normal form. 1/269 useless extension candidates. Maximal degree in co-relation 325. Up to 47 conditions per place. [2024-11-28 04:42:20,492 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 10 selfloop transitions, 1 changer transitions 2/173 dead transitions. [2024-11-28 04:42:20,493 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 173 transitions, 380 flow [2024-11-28 04:42:20,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:20,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 608 transitions. [2024-11-28 04:42:20,496 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2024-11-28 04:42:20,496 INFO L175 Difference]: Start difference. First operand has 178 places, 175 transitions, 360 flow. Second operand 3 states and 608 transitions. [2024-11-28 04:42:20,497 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 173 transitions, 380 flow [2024-11-28 04:42:20,499 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 173 transitions, 379 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 04:42:20,504 INFO L231 Difference]: Finished difference. Result has 177 places, 171 transitions, 353 flow [2024-11-28 04:42:20,504 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=355, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=353, PETRI_PLACES=177, PETRI_TRANSITIONS=171} [2024-11-28 04:42:20,505 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -37 predicate places. [2024-11-28 04:42:20,505 INFO L471 AbstractCegarLoop]: Abstraction has has 177 places, 171 transitions, 353 flow [2024-11-28 04:42:20,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-28 04:42:20,510 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:42:20,510 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:20,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:42:20,511 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-28 04:42:20,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:20,512 INFO L85 PathProgramCache]: Analyzing trace with hash 256168197, now seen corresponding path program 1 times [2024-11-28 04:42:20,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:20,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910925627] [2024-11-28 04:42:20,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:20,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:42:20,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:20,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910925627] [2024-11-28 04:42:20,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910925627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:20,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:20,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:42:20,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845754107] [2024-11-28 04:42:20,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:20,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:42:20,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:20,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:42:20,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:42:20,640 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 240 [2024-11-28 04:42:20,642 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 171 transitions, 353 flow. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-28 04:42:20,642 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:42:20,642 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 240 [2024-11-28 04:42:20,642 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:42:20,725 INFO L124 PetriNetUnfolderBase]: 32/278 cut-off events. [2024-11-28 04:42:20,725 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-28 04:42:20,728 INFO L83 FinitePrefix]: Finished finitePrefix Result has 341 conditions, 278 events. 32/278 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 707 event pairs, 15 based on Foata normal form. 1/267 useless extension candidates. Maximal degree in co-relation 328. Up to 47 conditions per place. [2024-11-28 04:42:20,729 INFO L140 encePairwiseOnDemand]: 237/240 looper letters, 0 selfloop transitions, 0 changer transitions 169/169 dead transitions. [2024-11-28 04:42:20,729 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 169 transitions, 373 flow [2024-11-28 04:42:20,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:42:20,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:42:20,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 608 transitions. [2024-11-28 04:42:20,732 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2024-11-28 04:42:20,733 INFO L175 Difference]: Start difference. First operand has 177 places, 171 transitions, 353 flow. Second operand 3 states and 608 transitions. [2024-11-28 04:42:20,733 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 169 transitions, 373 flow [2024-11-28 04:42:20,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 169 transitions, 372 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 04:42:20,754 INFO L231 Difference]: Finished difference. Result has 174 places, 0 transitions, 0 flow [2024-11-28 04:42:20,755 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=240, PETRI_DIFFERENCE_MINUEND_FLOW=348, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=174, PETRI_TRANSITIONS=0} [2024-11-28 04:42:20,755 INFO L279 CegarLoopForPetriNet]: 214 programPoint places, -40 predicate places. [2024-11-28 04:42:20,756 INFO L471 AbstractCegarLoop]: Abstraction has has 174 places, 0 transitions, 0 flow [2024-11-28 04:42:20,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2024-11-28 04:42:20,763 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (56 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (55 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (54 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (53 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (51 of 60 remaining) [2024-11-28 04:42:20,764 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (50 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (49 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (48 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (45 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (44 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (43 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (42 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (41 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (40 of 60 remaining) [2024-11-28 04:42:20,765 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (39 of 60 remaining) [2024-11-28 04:42:20,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (38 of 60 remaining) [2024-11-28 04:42:20,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (37 of 60 remaining) [2024-11-28 04:42:20,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (36 of 60 remaining) [2024-11-28 04:42:20,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (35 of 60 remaining) [2024-11-28 04:42:20,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (34 of 60 remaining) [2024-11-28 04:42:20,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (33 of 60 remaining) [2024-11-28 04:42:20,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (32 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (31 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (30 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (29 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (28 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (27 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (26 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (25 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 60 remaining) [2024-11-28 04:42:20,769 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (21 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (20 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (19 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (18 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (17 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (16 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (15 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (14 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (13 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (12 of 60 remaining) [2024-11-28 04:42:20,770 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (11 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (10 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (9 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (8 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (7 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (6 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (5 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (4 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (3 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (2 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (1 of 60 remaining) [2024-11-28 04:42:20,771 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (0 of 60 remaining) [2024-11-28 04:42:20,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:42:20,772 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:20,780 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-28 04:42:20,780 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:42:20,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:42:20 BasicIcfg [2024-11-28 04:42:20,792 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:42:20,792 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:42:20,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:42:20,793 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:42:20,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:15" (3/4) ... [2024-11-28 04:42:20,796 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 04:42:20,800 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-28 04:42:20,800 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-28 04:42:20,800 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-28 04:42:20,809 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-28 04:42:20,809 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 04:42:20,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 04:42:20,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 04:42:20,945 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 04:42:20,946 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 04:42:20,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:42:20,947 INFO L158 Benchmark]: Toolchain (without parser) took 7153.95ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 92.7MB in the beginning and 102.5MB in the end (delta: -9.8MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-11-28 04:42:20,948 INFO L158 Benchmark]: CDTParser took 2.28ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:20,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.47ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:42:20,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.96ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:20,949 INFO L158 Benchmark]: Boogie Preprocessor took 70.87ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:20,949 INFO L158 Benchmark]: RCFGBuilder took 1551.61ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 70.0MB in the end (delta: 6.2MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2024-11-28 04:42:20,949 INFO L158 Benchmark]: TraceAbstraction took 4837.77ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.5MB in the beginning and 108.3MB in the end (delta: -38.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-11-28 04:42:20,950 INFO L158 Benchmark]: Witness Printer took 153.49ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 102.5MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:20,955 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.47ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.96ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.87ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1551.61ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 70.0MB in the end (delta: 6.2MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4837.77ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 69.5MB in the beginning and 108.3MB in the end (delta: -38.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Witness Printer took 153.49ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 102.5MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 293 locations, 60 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: 4.6s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 188 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 306 IncrementalHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 34 mSDtfsCounter, 306 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=0, InterpolantAutomatonStates: 30, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 666 ConstructedInterpolants, 0 QuantifiedInterpolants, 797 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 35 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-28 04:42:20,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5726dba2-7fdd-4429-9757-6835c28e5bd6/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE