./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.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_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/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_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/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_cd51651a-4006-44e4-af64-a8a1b6675306/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 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:08:54,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:08:54,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 02:08:54,743 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:08:54,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:08:54,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:08:54,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:08:54,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:08:54,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:08:54,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:08:54,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:08:54,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:08:54,771 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:08:54,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:08:54,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:08:54,772 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:08:54,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:08:54,773 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:08:54,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:08:54,773 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:08:54,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:08:54,773 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:08:54,774 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:08:54,774 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:08:54,775 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:08:54,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:08:54,775 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:08:54,775 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:08:54,775 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:08:54,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:08:54,776 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:08:54,776 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:08:54,777 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:08:54,777 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:08:54,777 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_cd51651a-4006-44e4-af64-a8a1b6675306/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 -> 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c [2024-11-28 02:08:55,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:08:55,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:08:55,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:08:55,095 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:08:55,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:08:55,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-11-28 02:08:58,259 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/data/56338a5cf/e3f254e166524635b248dd88987e0f8e/FLAGd226a2aa8 [2024-11-28 02:08:58,577 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:08:58,577 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2024-11-28 02:08:58,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/data/56338a5cf/e3f254e166524635b248dd88987e0f8e/FLAGd226a2aa8 [2024-11-28 02:08:58,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/data/56338a5cf/e3f254e166524635b248dd88987e0f8e [2024-11-28 02:08:58,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:08:58,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:08:58,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:08:58,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:08:58,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:08:58,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:08:58" (1/1) ... [2024-11-28 02:08:58,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1acc6042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:58, skipping insertion in model container [2024-11-28 02:08:58,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:08:58" (1/1) ... [2024-11-28 02:08:58,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:08:59,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:08:59,194 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:08:59,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:08:59,283 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:08:59,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59 WrapperNode [2024-11-28 02:08:59,284 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:08:59,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:08:59,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:08:59,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:08:59,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,382 INFO L138 Inliner]: procedures = 28, calls = 66, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 491 [2024-11-28 02:08:59,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:08:59,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:08:59,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:08:59,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:08:59,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,409 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,444 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,463 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,478 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:08:59,479 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:08:59,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:08:59,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:08:59,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (1/1) ... [2024-11-28 02:08:59,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:08:59,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:08:59,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:08:59,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:08:59,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:08:59,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 02:08:59,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-28 02:08:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-28 02:08:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-28 02:08:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-28 02:08:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-11-28 02:08:59,557 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-11-28 02:08:59,557 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-11-28 02:08:59,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-11-28 02:08:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-28 02:08:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-28 02:08:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:08:59,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:08:59,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:08:59,560 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 02:08:59,718 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:08:59,720 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:09:00,727 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-28 02:09:00,728 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:09:01,280 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:09:01,282 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-28 02:09:01,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:09:01 BoogieIcfgContainer [2024-11-28 02:09:01,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:09:01,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:09:01,289 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:09:01,294 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:09:01,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:08:58" (1/3) ... [2024-11-28 02:09:01,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67b428dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:09:01, skipping insertion in model container [2024-11-28 02:09:01,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:08:59" (2/3) ... [2024-11-28 02:09:01,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67b428dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:09:01, skipping insertion in model container [2024-11-28 02:09:01,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:09:01" (3/3) ... [2024-11-28 02:09:01,299 INFO L128 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2024-11-28 02:09:01,317 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:09:01,318 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-parallel-sum-1-dsl.wvr.c that has 7 procedures, 346 locations, 1 initial locations, 5 loop locations, and 71 error locations. [2024-11-28 02:09:01,319 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-28 02:09:01,494 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-11-28 02:09:01,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 372 places, 371 transitions, 808 flow [2024-11-28 02:09:01,764 INFO L124 PetriNetUnfolderBase]: 18/357 cut-off events. [2024-11-28 02:09:01,766 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-28 02:09:01,781 INFO L83 FinitePrefix]: Finished finitePrefix Result has 386 conditions, 357 events. 18/357 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 670 event pairs, 0 based on Foata normal form. 0/268 useless extension candidates. Maximal degree in co-relation 314. Up to 3 conditions per place. [2024-11-28 02:09:01,781 INFO L82 GeneralOperation]: Start removeDead. Operand has 372 places, 371 transitions, 808 flow [2024-11-28 02:09:01,798 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 342 places, 340 transitions, 728 flow [2024-11-28 02:09:01,811 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:09:01,828 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;@55d4c1b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:09:01,828 INFO L334 AbstractCegarLoop]: Starting to check reachability of 137 error locations. [2024-11-28 02:09:01,843 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 02:09:01,843 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-28 02:09:01,843 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 02:09:01,843 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:01,845 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] [2024-11-28 02:09:01,846 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:01,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:01,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1116773292, now seen corresponding path program 1 times [2024-11-28 02:09:01,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:01,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697162155] [2024-11-28 02:09:01,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:01,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:02,057 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 02:09:02,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:02,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697162155] [2024-11-28 02:09:02,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697162155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:02,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:02,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:02,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534257000] [2024-11-28 02:09:02,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:02,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:02,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:02,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:02,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:02,138 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 375 [2024-11-28 02:09:02,142 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 340 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 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 02:09:02,142 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:02,143 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 375 [2024-11-28 02:09:02,145 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:04,438 INFO L124 PetriNetUnfolderBase]: 2689/6245 cut-off events. [2024-11-28 02:09:04,438 INFO L125 PetriNetUnfolderBase]: For 1048/1048 co-relation queries the response was YES. [2024-11-28 02:09:04,477 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10764 conditions, 6245 events. 2689/6245 cut-off events. For 1048/1048 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49850 event pairs, 1348 based on Foata normal form. 988/6250 useless extension candidates. Maximal degree in co-relation 10325. Up to 3418 conditions per place. [2024-11-28 02:09:04,521 INFO L140 encePairwiseOnDemand]: 308/375 looper letters, 35 selfloop transitions, 2 changer transitions 3/275 dead transitions. [2024-11-28 02:09:04,521 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 275 transitions, 672 flow [2024-11-28 02:09:04,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:04,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 888 transitions. [2024-11-28 02:09:04,547 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7893333333333333 [2024-11-28 02:09:04,549 INFO L175 Difference]: Start difference. First operand has 342 places, 340 transitions, 728 flow. Second operand 3 states and 888 transitions. [2024-11-28 02:09:04,550 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 275 transitions, 672 flow [2024-11-28 02:09:04,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 275 transitions, 640 flow, removed 0 selfloop flow, removed 12 redundant places. [2024-11-28 02:09:04,571 INFO L231 Difference]: Finished difference. Result has 275 places, 272 transitions, 564 flow [2024-11-28 02:09:04,574 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=275, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=275, PETRI_TRANSITIONS=272} [2024-11-28 02:09:04,580 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -67 predicate places. [2024-11-28 02:09:04,580 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 272 transitions, 564 flow [2024-11-28 02:09:04,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 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 02:09:04,581 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:04,581 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] [2024-11-28 02:09:04,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:09:04,582 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:04,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:04,584 INFO L85 PathProgramCache]: Analyzing trace with hash 148415340, now seen corresponding path program 1 times [2024-11-28 02:09:04,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:04,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817006107] [2024-11-28 02:09:04,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:04,713 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 02:09:04,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:04,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817006107] [2024-11-28 02:09:04,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817006107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:04,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:04,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:04,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761208885] [2024-11-28 02:09:04,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:04,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:04,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:04,716 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:04,716 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:04,746 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 375 [2024-11-28 02:09:04,747 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 272 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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 02:09:04,747 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:04,747 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 375 [2024-11-28 02:09:04,747 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:06,583 INFO L124 PetriNetUnfolderBase]: 2689/6241 cut-off events. [2024-11-28 02:09:06,583 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:06,627 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9944 conditions, 6241 events. 2689/6241 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49835 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9910. Up to 3417 conditions per place. [2024-11-28 02:09:06,681 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 34 selfloop transitions, 2 changer transitions 0/271 dead transitions. [2024-11-28 02:09:06,681 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 271 transitions, 634 flow [2024-11-28 02:09:06,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:06,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 826 transitions. [2024-11-28 02:09:06,685 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7342222222222222 [2024-11-28 02:09:06,685 INFO L175 Difference]: Start difference. First operand has 275 places, 272 transitions, 564 flow. Second operand 3 states and 826 transitions. [2024-11-28 02:09:06,689 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 271 transitions, 634 flow [2024-11-28 02:09:06,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 271 transitions, 630 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:06,705 INFO L231 Difference]: Finished difference. Result has 271 places, 271 transitions, 562 flow [2024-11-28 02:09:06,706 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=271, PETRI_TRANSITIONS=271} [2024-11-28 02:09:06,707 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -71 predicate places. [2024-11-28 02:09:06,710 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 271 transitions, 562 flow [2024-11-28 02:09:06,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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 02:09:06,712 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:06,712 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] [2024-11-28 02:09:06,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:09:06,713 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:06,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:06,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1507888405, now seen corresponding path program 1 times [2024-11-28 02:09:06,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:06,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802331628] [2024-11-28 02:09:06,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:06,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:06,835 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 02:09:06,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:06,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802331628] [2024-11-28 02:09:06,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802331628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:06,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:06,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:06,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223324959] [2024-11-28 02:09:06,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:06,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:06,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:06,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:06,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:06,857 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:06,858 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 271 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:06,858 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:06,859 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:06,859 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:08,489 INFO L124 PetriNetUnfolderBase]: 2689/6240 cut-off events. [2024-11-28 02:09:08,490 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:08,511 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9942 conditions, 6240 events. 2689/6240 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 295. Compared 49902 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9900. Up to 3416 conditions per place. [2024-11-28 02:09:08,537 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/270 dead transitions. [2024-11-28 02:09:08,537 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 272 places, 270 transitions, 630 flow [2024-11-28 02:09:08,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:08,544 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:08,546 INFO L175 Difference]: Start difference. First operand has 271 places, 271 transitions, 562 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:08,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 272 places, 270 transitions, 630 flow [2024-11-28 02:09:08,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 270 transitions, 626 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:08,551 INFO L231 Difference]: Finished difference. Result has 270 places, 270 transitions, 560 flow [2024-11-28 02:09:08,551 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=560, PETRI_PLACES=270, PETRI_TRANSITIONS=270} [2024-11-28 02:09:08,552 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -72 predicate places. [2024-11-28 02:09:08,552 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 270 transitions, 560 flow [2024-11-28 02:09:08,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:08,553 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:08,553 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] [2024-11-28 02:09:08,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:09:08,553 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:08,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:08,554 INFO L85 PathProgramCache]: Analyzing trace with hash -767681943, now seen corresponding path program 1 times [2024-11-28 02:09:08,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:08,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733339565] [2024-11-28 02:09:08,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:08,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:08,649 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 02:09:08,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:08,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733339565] [2024-11-28 02:09:08,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733339565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:08,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:08,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:08,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517832675] [2024-11-28 02:09:08,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:08,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:08,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:08,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:08,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:08,667 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:08,668 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 270 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:08,669 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:08,669 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:08,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:10,109 INFO L124 PetriNetUnfolderBase]: 2689/6239 cut-off events. [2024-11-28 02:09:10,109 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:10,137 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9941 conditions, 6239 events. 2689/6239 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49779 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9891. Up to 3416 conditions per place. [2024-11-28 02:09:10,163 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/269 dead transitions. [2024-11-28 02:09:10,163 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 269 transitions, 628 flow [2024-11-28 02:09:10,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:10,166 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:10,166 INFO L175 Difference]: Start difference. First operand has 270 places, 270 transitions, 560 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:10,166 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 269 transitions, 628 flow [2024-11-28 02:09:10,168 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 269 transitions, 624 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:10,171 INFO L231 Difference]: Finished difference. Result has 269 places, 269 transitions, 558 flow [2024-11-28 02:09:10,171 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=269, PETRI_TRANSITIONS=269} [2024-11-28 02:09:10,172 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -73 predicate places. [2024-11-28 02:09:10,173 INFO L471 AbstractCegarLoop]: Abstraction has has 269 places, 269 transitions, 558 flow [2024-11-28 02:09:10,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:10,173 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:10,174 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] [2024-11-28 02:09:10,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:09:10,177 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:10,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:10,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1269036271, now seen corresponding path program 1 times [2024-11-28 02:09:10,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:10,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424353819] [2024-11-28 02:09:10,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:10,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:10,301 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 02:09:10,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:10,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424353819] [2024-11-28 02:09:10,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424353819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:10,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:10,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:10,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051862558] [2024-11-28 02:09:10,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:10,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:10,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:10,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:10,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:10,315 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:10,316 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 269 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:10,316 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:10,316 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:10,316 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:11,553 INFO L124 PetriNetUnfolderBase]: 2689/6238 cut-off events. [2024-11-28 02:09:11,554 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:11,578 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9940 conditions, 6238 events. 2689/6238 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49738 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9882. Up to 3416 conditions per place. [2024-11-28 02:09:11,604 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/268 dead transitions. [2024-11-28 02:09:11,604 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 268 transitions, 626 flow [2024-11-28 02:09:11,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:11,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:11,607 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:11,607 INFO L175 Difference]: Start difference. First operand has 269 places, 269 transitions, 558 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:11,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 268 transitions, 626 flow [2024-11-28 02:09:11,609 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 268 places, 268 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:11,612 INFO L231 Difference]: Finished difference. Result has 268 places, 268 transitions, 556 flow [2024-11-28 02:09:11,613 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=556, PETRI_PLACES=268, PETRI_TRANSITIONS=268} [2024-11-28 02:09:11,614 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -74 predicate places. [2024-11-28 02:09:11,614 INFO L471 AbstractCegarLoop]: Abstraction has has 268 places, 268 transitions, 556 flow [2024-11-28 02:09:11,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:11,615 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:11,615 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] [2024-11-28 02:09:11,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:09:11,617 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:11,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:11,619 INFO L85 PathProgramCache]: Analyzing trace with hash 2111278889, now seen corresponding path program 1 times [2024-11-28 02:09:11,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:11,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996311811] [2024-11-28 02:09:11,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:11,719 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 02:09:11,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:11,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996311811] [2024-11-28 02:09:11,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996311811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:11,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:11,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:11,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865693270] [2024-11-28 02:09:11,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:11,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:11,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:11,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:11,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:11,745 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 375 [2024-11-28 02:09:11,747 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 268 places, 268 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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 02:09:11,747 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:11,747 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 375 [2024-11-28 02:09:11,747 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:12,913 INFO L124 PetriNetUnfolderBase]: 2689/6237 cut-off events. [2024-11-28 02:09:12,913 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:12,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9940 conditions, 6237 events. 2689/6237 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49789 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9874. Up to 3417 conditions per place. [2024-11-28 02:09:12,960 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 34 selfloop transitions, 2 changer transitions 0/267 dead transitions. [2024-11-28 02:09:12,960 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 267 transitions, 626 flow [2024-11-28 02:09:12,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:12,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 826 transitions. [2024-11-28 02:09:12,962 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7342222222222222 [2024-11-28 02:09:12,963 INFO L175 Difference]: Start difference. First operand has 268 places, 268 transitions, 556 flow. Second operand 3 states and 826 transitions. [2024-11-28 02:09:12,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 267 transitions, 626 flow [2024-11-28 02:09:12,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 267 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:12,967 INFO L231 Difference]: Finished difference. Result has 267 places, 267 transitions, 554 flow [2024-11-28 02:09:12,968 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=554, PETRI_PLACES=267, PETRI_TRANSITIONS=267} [2024-11-28 02:09:12,968 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -75 predicate places. [2024-11-28 02:09:12,969 INFO L471 AbstractCegarLoop]: Abstraction has has 267 places, 267 transitions, 554 flow [2024-11-28 02:09:12,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 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 02:09:12,969 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:12,970 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] [2024-11-28 02:09:12,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:09:12,970 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:12,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:12,971 INFO L85 PathProgramCache]: Analyzing trace with hash -625018711, now seen corresponding path program 1 times [2024-11-28 02:09:12,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:12,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951458833] [2024-11-28 02:09:12,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:12,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:13,017 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 02:09:13,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:13,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951458833] [2024-11-28 02:09:13,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951458833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:13,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:13,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:13,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333101217] [2024-11-28 02:09:13,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:13,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:13,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:13,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:13,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:13,030 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:13,031 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 267 transitions, 554 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:13,031 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:13,031 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:13,031 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:13,974 INFO L124 PetriNetUnfolderBase]: 2689/6236 cut-off events. [2024-11-28 02:09:13,974 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:13,999 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9938 conditions, 6236 events. 2689/6236 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49812 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9864. Up to 3416 conditions per place. [2024-11-28 02:09:14,162 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/266 dead transitions. [2024-11-28 02:09:14,162 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 266 transitions, 622 flow [2024-11-28 02:09:14,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:14,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:14,165 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:14,166 INFO L175 Difference]: Start difference. First operand has 267 places, 267 transitions, 554 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:14,166 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 266 transitions, 622 flow [2024-11-28 02:09:14,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 266 transitions, 618 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:14,170 INFO L231 Difference]: Finished difference. Result has 266 places, 266 transitions, 552 flow [2024-11-28 02:09:14,171 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=548, PETRI_DIFFERENCE_MINUEND_PLACES=264, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=264, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=552, PETRI_PLACES=266, PETRI_TRANSITIONS=266} [2024-11-28 02:09:14,171 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -76 predicate places. [2024-11-28 02:09:14,172 INFO L471 AbstractCegarLoop]: Abstraction has has 266 places, 266 transitions, 552 flow [2024-11-28 02:09:14,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:14,172 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:14,172 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] [2024-11-28 02:09:14,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:09:14,173 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:14,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:14,175 INFO L85 PathProgramCache]: Analyzing trace with hash -756075993, now seen corresponding path program 1 times [2024-11-28 02:09:14,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:14,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508475573] [2024-11-28 02:09:14,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:14,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:14,276 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 02:09:14,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:14,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508475573] [2024-11-28 02:09:14,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508475573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:14,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:14,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:14,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598873980] [2024-11-28 02:09:14,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:14,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:14,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:14,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:14,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:14,291 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:14,293 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 266 transitions, 552 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:14,293 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:14,293 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:14,293 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:15,299 INFO L124 PetriNetUnfolderBase]: 2689/6235 cut-off events. [2024-11-28 02:09:15,299 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:15,316 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9937 conditions, 6235 events. 2689/6235 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49818 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9855. Up to 3416 conditions per place. [2024-11-28 02:09:15,349 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/265 dead transitions. [2024-11-28 02:09:15,349 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 267 places, 265 transitions, 620 flow [2024-11-28 02:09:15,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:15,353 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:15,353 INFO L175 Difference]: Start difference. First operand has 266 places, 266 transitions, 552 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:15,353 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 267 places, 265 transitions, 620 flow [2024-11-28 02:09:15,355 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 265 places, 265 transitions, 616 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:15,360 INFO L231 Difference]: Finished difference. Result has 265 places, 265 transitions, 550 flow [2024-11-28 02:09:15,360 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=546, PETRI_DIFFERENCE_MINUEND_PLACES=263, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=550, PETRI_PLACES=265, PETRI_TRANSITIONS=265} [2024-11-28 02:09:15,361 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -77 predicate places. [2024-11-28 02:09:15,361 INFO L471 AbstractCegarLoop]: Abstraction has has 265 places, 265 transitions, 550 flow [2024-11-28 02:09:15,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:15,362 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:15,362 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] [2024-11-28 02:09:15,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:09:15,363 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:15,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:15,364 INFO L85 PathProgramCache]: Analyzing trace with hash -445668328, now seen corresponding path program 1 times [2024-11-28 02:09:15,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:15,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873712574] [2024-11-28 02:09:15,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:15,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:15,462 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 02:09:15,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:15,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873712574] [2024-11-28 02:09:15,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873712574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:15,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:15,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:15,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181829443] [2024-11-28 02:09:15,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:15,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:15,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:15,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:15,467 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:15,480 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:15,481 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 265 transitions, 550 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:15,482 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:15,482 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:15,482 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:16,758 INFO L124 PetriNetUnfolderBase]: 2689/6234 cut-off events. [2024-11-28 02:09:16,758 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:16,770 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9936 conditions, 6234 events. 2689/6234 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49813 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9846. Up to 3416 conditions per place. [2024-11-28 02:09:16,785 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/264 dead transitions. [2024-11-28 02:09:16,785 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 264 transitions, 618 flow [2024-11-28 02:09:16,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:16,787 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:16,788 INFO L175 Difference]: Start difference. First operand has 265 places, 265 transitions, 550 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:16,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 264 transitions, 618 flow [2024-11-28 02:09:16,789 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 264 transitions, 614 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:16,794 INFO L231 Difference]: Finished difference. Result has 264 places, 264 transitions, 548 flow [2024-11-28 02:09:16,795 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=544, PETRI_DIFFERENCE_MINUEND_PLACES=262, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=548, PETRI_PLACES=264, PETRI_TRANSITIONS=264} [2024-11-28 02:09:16,796 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -78 predicate places. [2024-11-28 02:09:16,796 INFO L471 AbstractCegarLoop]: Abstraction has has 264 places, 264 transitions, 548 flow [2024-11-28 02:09:16,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:16,797 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:16,797 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] [2024-11-28 02:09:16,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 02:09:16,797 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:16,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:16,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1591012628, now seen corresponding path program 1 times [2024-11-28 02:09:16,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:16,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344889998] [2024-11-28 02:09:16,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:16,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:16,865 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 02:09:16,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:16,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344889998] [2024-11-28 02:09:16,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344889998] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:16,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:16,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:16,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533034682] [2024-11-28 02:09:16,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:16,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:16,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:16,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:16,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:16,882 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:16,885 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 264 places, 264 transitions, 548 flow. Second operand has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 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 02:09:16,885 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:16,885 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:16,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:17,775 INFO L124 PetriNetUnfolderBase]: 2689/6232 cut-off events. [2024-11-28 02:09:17,775 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:17,788 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9934 conditions, 6232 events. 2689/6232 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49926 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9836. Up to 3416 conditions per place. [2024-11-28 02:09:17,803 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 34 selfloop transitions, 1 changer transitions 0/262 dead transitions. [2024-11-28 02:09:17,803 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 262 transitions, 614 flow [2024-11-28 02:09:17,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2024-11-28 02:09:17,806 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7368888888888889 [2024-11-28 02:09:17,806 INFO L175 Difference]: Start difference. First operand has 264 places, 264 transitions, 548 flow. Second operand 3 states and 829 transitions. [2024-11-28 02:09:17,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 262 transitions, 614 flow [2024-11-28 02:09:17,808 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 262 transitions, 610 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:17,810 INFO L231 Difference]: Finished difference. Result has 262 places, 262 transitions, 542 flow [2024-11-28 02:09:17,811 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=540, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=262, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=542, PETRI_PLACES=262, PETRI_TRANSITIONS=262} [2024-11-28 02:09:17,814 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -80 predicate places. [2024-11-28 02:09:17,814 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 262 transitions, 542 flow [2024-11-28 02:09:17,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.0) internal successors, (795), 3 states have internal predecessors, (795), 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 02:09:17,815 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:17,815 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, 1] [2024-11-28 02:09:17,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 02:09:17,815 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:17,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:17,816 INFO L85 PathProgramCache]: Analyzing trace with hash 405857856, now seen corresponding path program 1 times [2024-11-28 02:09:17,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:17,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408448691] [2024-11-28 02:09:17,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:17,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:17,889 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 02:09:17,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:17,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408448691] [2024-11-28 02:09:17,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408448691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:17,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:17,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:17,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65037816] [2024-11-28 02:09:17,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:17,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:17,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:17,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:17,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:17,903 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 375 [2024-11-28 02:09:17,904 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 262 transitions, 542 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:17,904 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:17,905 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 375 [2024-11-28 02:09:17,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:18,634 INFO L124 PetriNetUnfolderBase]: 2689/6231 cut-off events. [2024-11-28 02:09:18,634 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:18,647 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9932 conditions, 6231 events. 2689/6231 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49795 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9834. Up to 3416 conditions per place. [2024-11-28 02:09:18,662 INFO L140 encePairwiseOnDemand]: 372/375 looper letters, 33 selfloop transitions, 2 changer transitions 0/261 dead transitions. [2024-11-28 02:09:18,662 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 261 transitions, 610 flow [2024-11-28 02:09:18,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:18,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:18,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 828 transitions. [2024-11-28 02:09:18,664 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.736 [2024-11-28 02:09:18,664 INFO L175 Difference]: Start difference. First operand has 262 places, 262 transitions, 542 flow. Second operand 3 states and 828 transitions. [2024-11-28 02:09:18,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 261 transitions, 610 flow [2024-11-28 02:09:18,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 262 places, 261 transitions, 609 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 02:09:18,668 INFO L231 Difference]: Finished difference. Result has 262 places, 261 transitions, 543 flow [2024-11-28 02:09:18,668 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=539, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=261, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=543, PETRI_PLACES=262, PETRI_TRANSITIONS=261} [2024-11-28 02:09:18,669 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -80 predicate places. [2024-11-28 02:09:18,669 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 261 transitions, 543 flow [2024-11-28 02:09:18,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 02:09:18,670 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:18,670 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, 1] [2024-11-28 02:09:18,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 02:09:18,670 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:18,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:18,671 INFO L85 PathProgramCache]: Analyzing trace with hash -251044842, now seen corresponding path program 1 times [2024-11-28 02:09:18,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:18,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671444082] [2024-11-28 02:09:18,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:19,633 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 02:09:19,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:19,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671444082] [2024-11-28 02:09:19,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671444082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:19,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:19,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:09:19,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803791740] [2024-11-28 02:09:19,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:19,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:09:19,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:19,636 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:09:19,636 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:09:19,729 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 257 out of 375 [2024-11-28 02:09:19,731 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 261 transitions, 543 flow. Second operand has 6 states, 6 states have (on average 258.5) internal successors, (1551), 6 states have internal predecessors, (1551), 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 02:09:19,731 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:19,731 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 257 of 375 [2024-11-28 02:09:19,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:20,948 INFO L124 PetriNetUnfolderBase]: 2689/6230 cut-off events. [2024-11-28 02:09:20,949 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:20,978 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9941 conditions, 6230 events. 2689/6230 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49696 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9844. Up to 3421 conditions per place. [2024-11-28 02:09:21,000 INFO L140 encePairwiseOnDemand]: 369/375 looper letters, 38 selfloop transitions, 5 changer transitions 0/260 dead transitions. [2024-11-28 02:09:21,000 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 260 transitions, 627 flow [2024-11-28 02:09:21,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:09:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 02:09:21,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1586 transitions. [2024-11-28 02:09:21,005 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7048888888888889 [2024-11-28 02:09:21,005 INFO L175 Difference]: Start difference. First operand has 262 places, 261 transitions, 543 flow. Second operand 6 states and 1586 transitions. [2024-11-28 02:09:21,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 260 transitions, 627 flow [2024-11-28 02:09:21,007 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 260 transitions, 623 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 02:09:21,011 INFO L231 Difference]: Finished difference. Result has 264 places, 260 transitions, 547 flow [2024-11-28 02:09:21,012 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=537, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=260, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=255, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=547, PETRI_PLACES=264, PETRI_TRANSITIONS=260} [2024-11-28 02:09:21,015 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -78 predicate places. [2024-11-28 02:09:21,016 INFO L471 AbstractCegarLoop]: Abstraction has has 264 places, 260 transitions, 547 flow [2024-11-28 02:09:21,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 258.5) internal successors, (1551), 6 states have internal predecessors, (1551), 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 02:09:21,017 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:21,017 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:09:21,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 02:09:21,017 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:21,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:21,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1617309388, now seen corresponding path program 1 times [2024-11-28 02:09:21,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:21,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837188592] [2024-11-28 02:09:21,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:21,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:21,144 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 02:09:21,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:21,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837188592] [2024-11-28 02:09:21,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837188592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:21,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:21,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:21,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541033594] [2024-11-28 02:09:21,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:21,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:21,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:21,147 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:21,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:21,157 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 375 [2024-11-28 02:09:21,159 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 264 places, 260 transitions, 547 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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 02:09:21,159 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:21,159 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 375 [2024-11-28 02:09:21,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:22,403 INFO L124 PetriNetUnfolderBase]: 2689/6229 cut-off events. [2024-11-28 02:09:22,403 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:22,426 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9933 conditions, 6229 events. 2689/6229 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49793 event pairs, 1348 based on Foata normal form. 0/5262 useless extension candidates. Maximal degree in co-relation 9915. Up to 3414 conditions per place. [2024-11-28 02:09:22,451 INFO L140 encePairwiseOnDemand]: 373/375 looper letters, 32 selfloop transitions, 1 changer transitions 0/259 dead transitions. [2024-11-28 02:09:22,451 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 265 places, 259 transitions, 611 flow [2024-11-28 02:09:22,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 835 transitions. [2024-11-28 02:09:22,455 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7422222222222222 [2024-11-28 02:09:22,455 INFO L175 Difference]: Start difference. First operand has 264 places, 260 transitions, 547 flow. Second operand 3 states and 835 transitions. [2024-11-28 02:09:22,455 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 265 places, 259 transitions, 611 flow [2024-11-28 02:09:22,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 259 transitions, 601 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-28 02:09:22,462 INFO L231 Difference]: Finished difference. Result has 260 places, 259 transitions, 537 flow [2024-11-28 02:09:22,462 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=535, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=537, PETRI_PLACES=260, PETRI_TRANSITIONS=259} [2024-11-28 02:09:22,464 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -82 predicate places. [2024-11-28 02:09:22,464 INFO L471 AbstractCegarLoop]: Abstraction has has 260 places, 259 transitions, 537 flow [2024-11-28 02:09:22,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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 02:09:22,465 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:09:22,466 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:09:22,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 02:09:22,467 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 134 more)] === [2024-11-28 02:09:22,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:09:22,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1075210907, now seen corresponding path program 1 times [2024-11-28 02:09:22,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:09:22,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128461847] [2024-11-28 02:09:22,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:09:22,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:09:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:09:22,596 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 02:09:22,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:09:22,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128461847] [2024-11-28 02:09:22,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128461847] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:09:22,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:09:22,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:09:22,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973324455] [2024-11-28 02:09:22,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:09:22,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:09:22,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:09:22,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:09:22,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:09:22,610 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 375 [2024-11-28 02:09:22,612 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 260 places, 259 transitions, 537 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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 02:09:22,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:09:22,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 375 [2024-11-28 02:09:22,612 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:09:23,969 INFO L124 PetriNetUnfolderBase]: 2689/6228 cut-off events. [2024-11-28 02:09:23,969 INFO L125 PetriNetUnfolderBase]: For 244/244 co-relation queries the response was YES. [2024-11-28 02:09:23,996 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9927 conditions, 6228 events. 2689/6228 cut-off events. For 244/244 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 49820 event pairs, 1348 based on Foata normal form. 1/5262 useless extension candidates. Maximal degree in co-relation 9919. Up to 3414 conditions per place. [2024-11-28 02:09:23,999 INFO L140 encePairwiseOnDemand]: 373/375 looper letters, 0 selfloop transitions, 0 changer transitions 258/258 dead transitions. [2024-11-28 02:09:23,999 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 258 transitions, 599 flow [2024-11-28 02:09:24,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:09:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:09:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 834 transitions. [2024-11-28 02:09:24,001 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7413333333333333 [2024-11-28 02:09:24,001 INFO L175 Difference]: Start difference. First operand has 260 places, 259 transitions, 537 flow. Second operand 3 states and 834 transitions. [2024-11-28 02:09:24,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 258 transitions, 599 flow [2024-11-28 02:09:24,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 258 transitions, 598 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 02:09:24,005 INFO L231 Difference]: Finished difference. Result has 260 places, 0 transitions, 0 flow [2024-11-28 02:09:24,005 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=375, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=258, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=260, PETRI_TRANSITIONS=0} [2024-11-28 02:09:24,006 INFO L279 CegarLoopForPetriNet]: 342 programPoint places, -82 predicate places. [2024-11-28 02:09:24,006 INFO L471 AbstractCegarLoop]: Abstraction has has 260 places, 0 transitions, 0 flow [2024-11-28 02:09:24,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 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 02:09:24,009 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (136 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (135 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (134 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (133 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (132 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (131 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (130 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (129 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (128 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (127 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (126 of 137 remaining) [2024-11-28 02:09:24,010 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (125 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (124 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (123 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (122 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (121 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (120 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (119 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (118 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (117 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (116 of 137 remaining) [2024-11-28 02:09:24,011 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (115 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (114 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (113 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (112 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (111 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (110 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (109 of 137 remaining) [2024-11-28 02:09:24,012 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (108 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (107 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (106 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (105 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (104 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (103 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (102 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (101 of 137 remaining) [2024-11-28 02:09:24,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (100 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (99 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (98 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (97 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (96 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (95 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (94 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (93 of 137 remaining) [2024-11-28 02:09:24,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (92 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (87 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (86 of 137 remaining) [2024-11-28 02:09:24,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (85 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (84 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (83 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (82 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (81 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (80 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (79 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (78 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (77 of 137 remaining) [2024-11-28 02:09:24,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (76 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (75 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (74 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (73 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (72 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (71 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (70 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (69 of 137 remaining) [2024-11-28 02:09:24,017 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (68 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (67 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (66 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (65 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (64 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (63 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (62 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (61 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (60 of 137 remaining) [2024-11-28 02:09:24,018 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (59 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (58 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (57 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (56 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (55 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (54 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (53 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (52 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (51 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (50 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (49 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (48 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (47 of 137 remaining) [2024-11-28 02:09:24,019 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (46 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (45 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (44 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (43 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (42 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (41 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (40 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (39 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (38 of 137 remaining) [2024-11-28 02:09:24,020 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (37 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (36 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (35 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (34 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (33 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (32 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (31 of 137 remaining) [2024-11-28 02:09:24,021 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (30 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (29 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (28 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork5Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err11ASSERT_VIOLATIONDATA_RACE (25 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err12ASSERT_VIOLATIONDATA_RACE (24 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (23 of 137 remaining) [2024-11-28 02:09:24,022 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (22 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (21 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (20 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (19 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONDATA_RACE (18 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err6ASSERT_VIOLATIONDATA_RACE (17 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err7ASSERT_VIOLATIONDATA_RACE (16 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err8ASSERT_VIOLATIONDATA_RACE (15 of 137 remaining) [2024-11-28 02:09:24,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err9ASSERT_VIOLATIONDATA_RACE (14 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread5Err10ASSERT_VIOLATIONDATA_RACE (13 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err11ASSERT_VIOLATIONDATA_RACE (12 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err12ASSERT_VIOLATIONDATA_RACE (11 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (10 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (9 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (8 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (7 of 137 remaining) [2024-11-28 02:09:24,024 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (6 of 137 remaining) [2024-11-28 02:09:24,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONDATA_RACE (5 of 137 remaining) [2024-11-28 02:09:24,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err6ASSERT_VIOLATIONDATA_RACE (4 of 137 remaining) [2024-11-28 02:09:24,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err7ASSERT_VIOLATIONDATA_RACE (3 of 137 remaining) [2024-11-28 02:09:24,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err8ASSERT_VIOLATIONDATA_RACE (2 of 137 remaining) [2024-11-28 02:09:24,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err9ASSERT_VIOLATIONDATA_RACE (1 of 137 remaining) [2024-11-28 02:09:24,025 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread6Err10ASSERT_VIOLATIONDATA_RACE (0 of 137 remaining) [2024-11-28 02:09:24,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 02:09:24,026 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:09:24,032 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-28 02:09:24,033 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:09:24,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:09:24 BasicIcfg [2024-11-28 02:09:24,040 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:09:24,040 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:09:24,040 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:09:24,041 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:09:24,042 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:09:01" (3/4) ... [2024-11-28 02:09:24,044 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:09:24,047 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-28 02:09:24,047 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-28 02:09:24,047 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-28 02:09:24,048 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-28 02:09:24,048 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2024-11-28 02:09:24,048 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2024-11-28 02:09:24,054 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-28 02:09:24,055 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 02:09:24,055 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 02:09:24,056 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:09:24,153 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:09:24,153 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:09:24,153 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:09:24,154 INFO L158 Benchmark]: Toolchain (without parser) took 25288.28ms. Allocated memory was 117.4MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 91.7MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-28 02:09:24,155 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:24,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.78ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 77.4MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:09:24,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.61ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 73.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:24,156 INFO L158 Benchmark]: Boogie Preprocessor took 94.15ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 71.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:09:24,158 INFO L158 Benchmark]: RCFGBuilder took 1804.56ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 57.5MB in the end (delta: 13.7MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2024-11-28 02:09:24,159 INFO L158 Benchmark]: TraceAbstraction took 22751.03ms. Allocated memory was 117.4MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 56.7MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-28 02:09:24,159 INFO L158 Benchmark]: Witness Printer took 113.20ms. Allocated memory is still 4.9GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:09:24,161 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.78ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 77.4MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.61ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 73.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 94.15ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 71.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1804.56ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 57.5MB in the end (delta: 13.7MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. * TraceAbstraction took 22751.03ms. Allocated memory was 117.4MB in the beginning and 4.9GB in the end (delta: 4.8GB). Free memory was 56.7MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Witness Printer took 113.20ms. Allocated memory is still 4.9GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: 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: 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: 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: 155]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 156]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 157]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 158]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 160]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 162]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 164]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 185]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 173]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: 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: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: 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 13 procedures, 502 locations, 137 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: 22.5s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 192 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 49 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1043 IncrementalHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 49 mSDtfsCounter, 1043 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=728occurred in iteration=0, InterpolantAutomatonStates: 45, 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, 1.9s InterpolantComputationTime, 1326 NumberOfCodeBlocks, 1326 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1312 ConstructedInterpolants, 0 QuantifiedInterpolants, 1453 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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 71 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-28 02:09:24,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd51651a-4006-44e4-af64-a8a1b6675306/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE