./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/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_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/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_c556b621-e06b-4858-92b4-04b2c0f23b3d/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 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:09:12,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:09:12,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 04:09:12,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:09:12,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:09:12,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:09:12,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:09:12,763 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:09:12,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:09:12,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:09:12,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:09:12,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:09:12,767 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:09:12,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:09:12,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:09:12,767 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:09:12,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:09:12,767 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:09:12,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:09:12,769 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:09:12,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:09:12,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:09:12,771 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:09:12,771 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:09:12,771 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:09:12,771 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:09:12,771 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:09:12,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:09:12,772 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:09:12,772 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:09:12,772 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:09:12,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:09:12,772 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_c556b621-e06b-4858-92b4-04b2c0f23b3d/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 -> 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 [2024-11-28 04:09:13,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:09:13,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:09:13,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:09:13,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:09:13,132 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:09:13,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2024-11-28 04:09:16,194 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/data/cd4e5ec09/56fe237186164d30af6ad0f761203a44/FLAG210462b14 [2024-11-28 04:09:16,591 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:09:16,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2024-11-28 04:09:16,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/data/cd4e5ec09/56fe237186164d30af6ad0f761203a44/FLAG210462b14 [2024-11-28 04:09:16,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/data/cd4e5ec09/56fe237186164d30af6ad0f761203a44 [2024-11-28 04:09:16,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:09:16,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:09:16,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:09:16,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:09:16,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:09:16,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:09:16" (1/1) ... [2024-11-28 04:09:16,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d014da4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:16, skipping insertion in model container [2024-11-28 04:09:16,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:09:16" (1/1) ... [2024-11-28 04:09:16,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:09:17,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:09:17,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:09:17,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:09:17,515 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:09:17,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17 WrapperNode [2024-11-28 04:09:17,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:09:17,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:09:17,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:09:17,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:09:17,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,594 INFO L138 Inliner]: procedures = 246, calls = 44, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 219 [2024-11-28 04:09:17,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:09:17,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:09:17,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:09:17,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:09:17,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,633 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,650 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:09:17,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:09:17,651 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:09:17,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:09:17,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (1/1) ... [2024-11-28 04:09:17,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:09:17,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:09:17,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:09:17,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:09:17,740 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-11-28 04:09:17,741 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-28 04:09:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 04:09:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:09:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:09:17,744 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-28 04:09:18,107 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:09:18,110 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:09:18,795 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-28 04:09:18,795 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:09:18,857 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:09:18,857 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:09:18,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:09:18 BoogieIcfgContainer [2024-11-28 04:09:18,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:09:18,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:09:18,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:09:18,865 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:09:18,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:09:16" (1/3) ... [2024-11-28 04:09:18,866 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35bd403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:09:18, skipping insertion in model container [2024-11-28 04:09:18,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:17" (2/3) ... [2024-11-28 04:09:18,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35bd403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:09:18, skipping insertion in model container [2024-11-28 04:09:18,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:09:18" (3/3) ... [2024-11-28 04:09:18,868 INFO L128 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2024-11-28 04:09:18,887 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:09:18,890 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG race-3_2-container_of-global.i that has 2 procedures, 272 locations, 1 initial locations, 0 loop locations, and 19 error locations. [2024-11-28 04:09:18,891 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-28 04:09:18,986 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-28 04:09:19,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 297 places, 305 transitions, 624 flow [2024-11-28 04:09:19,198 INFO L124 PetriNetUnfolderBase]: 18/389 cut-off events. [2024-11-28 04:09:19,200 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-28 04:09:19,208 INFO L83 FinitePrefix]: Finished finitePrefix Result has 398 conditions, 389 events. 18/389 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 681 event pairs, 0 based on Foata normal form. 0/341 useless extension candidates. Maximal degree in co-relation 225. Up to 4 conditions per place. [2024-11-28 04:09:19,208 INFO L82 GeneralOperation]: Start removeDead. Operand has 297 places, 305 transitions, 624 flow [2024-11-28 04:09:19,258 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 295 places, 302 transitions, 616 flow [2024-11-28 04:09:19,271 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:09:19,292 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;@5339f8d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:09:19,294 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-11-28 04:09:19,306 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 04:09:19,307 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2024-11-28 04:09:19,307 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 04:09:19,308 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:19,308 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] [2024-11-28 04:09:19,312 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:19,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:19,318 INFO L85 PathProgramCache]: Analyzing trace with hash -169560373, now seen corresponding path program 1 times [2024-11-28 04:09:19,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:19,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832181430] [2024-11-28 04:09:19,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:19,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:20,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:20,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:20,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832181430] [2024-11-28 04:09:20,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832181430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:20,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:20,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:20,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931208542] [2024-11-28 04:09:20,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:20,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:20,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:20,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:20,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:21,060 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 305 [2024-11-28 04:09:21,068 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 302 transitions, 616 flow. Second operand has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:21,069 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:21,069 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 305 [2024-11-28 04:09:21,071 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:21,693 INFO L124 PetriNetUnfolderBase]: 424/1680 cut-off events. [2024-11-28 04:09:21,694 INFO L125 PetriNetUnfolderBase]: For 30/40 co-relation queries the response was YES. [2024-11-28 04:09:21,700 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2458 conditions, 1680 events. 424/1680 cut-off events. For 30/40 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 10920 event pairs, 423 based on Foata normal form. 60/1598 useless extension candidates. Maximal degree in co-relation 2166. Up to 755 conditions per place. [2024-11-28 04:09:21,707 INFO L140 encePairwiseOnDemand]: 281/305 looper letters, 44 selfloop transitions, 5 changer transitions 12/265 dead transitions. [2024-11-28 04:09:21,708 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 265 transitions, 640 flow [2024-11-28 04:09:21,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1454 transitions. [2024-11-28 04:09:21,736 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7945355191256831 [2024-11-28 04:09:21,738 INFO L175 Difference]: Start difference. First operand has 295 places, 302 transitions, 616 flow. Second operand 6 states and 1454 transitions. [2024-11-28 04:09:21,739 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 265 transitions, 640 flow [2024-11-28 04:09:21,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 265 transitions, 632 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-28 04:09:21,754 INFO L231 Difference]: Finished difference. Result has 271 places, 253 transitions, 520 flow [2024-11-28 04:09:21,758 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=520, PETRI_PLACES=271, PETRI_TRANSITIONS=253} [2024-11-28 04:09:21,763 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -24 predicate places. [2024-11-28 04:09:21,763 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 253 transitions, 520 flow [2024-11-28 04:09:21,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:21,765 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:21,766 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] [2024-11-28 04:09:21,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:09:21,766 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:21,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:21,767 INFO L85 PathProgramCache]: Analyzing trace with hash -444160478, now seen corresponding path program 1 times [2024-11-28 04:09:21,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:21,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776402938] [2024-11-28 04:09:21,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:21,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:22,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:22,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776402938] [2024-11-28 04:09:22,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776402938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:22,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:22,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:22,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860320556] [2024-11-28 04:09:22,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:22,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:22,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:22,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:22,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:22,761 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 305 [2024-11-28 04:09:22,763 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 253 transitions, 520 flow. Second operand has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:22,763 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:22,763 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 305 [2024-11-28 04:09:22,763 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:23,260 INFO L124 PetriNetUnfolderBase]: 424/1667 cut-off events. [2024-11-28 04:09:23,261 INFO L125 PetriNetUnfolderBase]: For 5/15 co-relation queries the response was YES. [2024-11-28 04:09:23,265 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2439 conditions, 1667 events. 424/1667 cut-off events. For 5/15 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 10818 event pairs, 423 based on Foata normal form. 0/1530 useless extension candidates. Maximal degree in co-relation 2396. Up to 755 conditions per place. [2024-11-28 04:09:23,272 INFO L140 encePairwiseOnDemand]: 299/305 looper letters, 44 selfloop transitions, 5 changer transitions 0/252 dead transitions. [2024-11-28 04:09:23,273 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 252 transitions, 616 flow [2024-11-28 04:09:23,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1436 transitions. [2024-11-28 04:09:23,278 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7846994535519126 [2024-11-28 04:09:23,278 INFO L175 Difference]: Start difference. First operand has 271 places, 253 transitions, 520 flow. Second operand 6 states and 1436 transitions. [2024-11-28 04:09:23,278 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 252 transitions, 616 flow [2024-11-28 04:09:23,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 258 places, 252 transitions, 606 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-28 04:09:23,285 INFO L231 Difference]: Finished difference. Result has 258 places, 252 transitions, 518 flow [2024-11-28 04:09:23,286 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=518, PETRI_PLACES=258, PETRI_TRANSITIONS=252} [2024-11-28 04:09:23,286 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -37 predicate places. [2024-11-28 04:09:23,287 INFO L471 AbstractCegarLoop]: Abstraction has has 258 places, 252 transitions, 518 flow [2024-11-28 04:09:23,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:23,288 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:23,288 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] [2024-11-28 04:09:23,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:09:23,288 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:23,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash 527152214, now seen corresponding path program 1 times [2024-11-28 04:09:23,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:23,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733344677] [2024-11-28 04:09:23,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:23,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:23,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:23,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:23,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733344677] [2024-11-28 04:09:23,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733344677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:23,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:23,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:23,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154422010] [2024-11-28 04:09:23,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:23,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:23,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:23,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:23,955 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:24,612 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 305 [2024-11-28 04:09:24,615 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 252 transitions, 518 flow. Second operand has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:24,615 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:24,615 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 305 [2024-11-28 04:09:24,615 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:24,855 INFO L124 PetriNetUnfolderBase]: 232/817 cut-off events. [2024-11-28 04:09:24,855 INFO L125 PetriNetUnfolderBase]: For 5/7 co-relation queries the response was YES. [2024-11-28 04:09:24,857 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1251 conditions, 817 events. 232/817 cut-off events. For 5/7 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 3940 event pairs, 210 based on Foata normal form. 0/789 useless extension candidates. Maximal degree in co-relation 1195. Up to 415 conditions per place. [2024-11-28 04:09:24,860 INFO L140 encePairwiseOnDemand]: 297/305 looper letters, 28 selfloop transitions, 7 changer transitions 0/255 dead transitions. [2024-11-28 04:09:24,860 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 255 transitions, 595 flow [2024-11-28 04:09:24,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1530 transitions. [2024-11-28 04:09:24,864 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8360655737704918 [2024-11-28 04:09:24,864 INFO L175 Difference]: Start difference. First operand has 258 places, 252 transitions, 518 flow. Second operand 6 states and 1530 transitions. [2024-11-28 04:09:24,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 255 transitions, 595 flow [2024-11-28 04:09:24,866 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 257 places, 255 transitions, 585 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-28 04:09:24,872 INFO L231 Difference]: Finished difference. Result has 258 places, 254 transitions, 536 flow [2024-11-28 04:09:24,872 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=244, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=536, PETRI_PLACES=258, PETRI_TRANSITIONS=254} [2024-11-28 04:09:24,873 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -37 predicate places. [2024-11-28 04:09:24,873 INFO L471 AbstractCegarLoop]: Abstraction has has 258 places, 254 transitions, 536 flow [2024-11-28 04:09:24,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:24,874 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:24,874 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:09:24,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:09:24,875 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:24,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:24,875 INFO L85 PathProgramCache]: Analyzing trace with hash -318548957, now seen corresponding path program 1 times [2024-11-28 04:09:24,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:24,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130102966] [2024-11-28 04:09:24,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:24,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:25,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:25,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:25,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130102966] [2024-11-28 04:09:25,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130102966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:25,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:25,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:25,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776015006] [2024-11-28 04:09:25,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:25,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:25,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:25,460 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:25,461 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:26,040 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 305 [2024-11-28 04:09:26,042 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 254 transitions, 536 flow. Second operand has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:26,042 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:26,042 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 305 [2024-11-28 04:09:26,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:26,297 INFO L124 PetriNetUnfolderBase]: 232/816 cut-off events. [2024-11-28 04:09:26,297 INFO L125 PetriNetUnfolderBase]: For 80/84 co-relation queries the response was YES. [2024-11-28 04:09:26,299 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1354 conditions, 816 events. 232/816 cut-off events. For 80/84 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 3912 event pairs, 210 based on Foata normal form. 2/791 useless extension candidates. Maximal degree in co-relation 1001. Up to 415 conditions per place. [2024-11-28 04:09:26,302 INFO L140 encePairwiseOnDemand]: 297/305 looper letters, 28 selfloop transitions, 7 changer transitions 0/254 dead transitions. [2024-11-28 04:09:26,303 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 254 transitions, 607 flow [2024-11-28 04:09:26,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1530 transitions. [2024-11-28 04:09:26,307 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8360655737704918 [2024-11-28 04:09:26,307 INFO L175 Difference]: Start difference. First operand has 258 places, 254 transitions, 536 flow. Second operand 6 states and 1530 transitions. [2024-11-28 04:09:26,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 254 transitions, 607 flow [2024-11-28 04:09:26,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 258 places, 254 transitions, 597 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-28 04:09:26,312 INFO L231 Difference]: Finished difference. Result has 258 places, 253 transitions, 538 flow [2024-11-28 04:09:26,313 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=524, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=538, PETRI_PLACES=258, PETRI_TRANSITIONS=253} [2024-11-28 04:09:26,313 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -37 predicate places. [2024-11-28 04:09:26,314 INFO L471 AbstractCegarLoop]: Abstraction has has 258 places, 253 transitions, 538 flow [2024-11-28 04:09:26,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:26,315 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:26,315 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] [2024-11-28 04:09:26,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:09:26,315 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:26,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:26,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1158413599, now seen corresponding path program 1 times [2024-11-28 04:09:26,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:26,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371263551] [2024-11-28 04:09:26,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:26,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:26,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:26,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:26,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371263551] [2024-11-28 04:09:26,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371263551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:26,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:26,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:09:26,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615068451] [2024-11-28 04:09:26,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:26,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:09:26,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:26,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:09:26,422 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:09:26,444 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 305 [2024-11-28 04:09:26,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 253 transitions, 538 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 04:09:26,446 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:26,446 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 305 [2024-11-28 04:09:26,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:26,558 INFO L124 PetriNetUnfolderBase]: 65/533 cut-off events. [2024-11-28 04:09:26,558 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2024-11-28 04:09:26,560 INFO L83 FinitePrefix]: Finished finitePrefix Result has 737 conditions, 533 events. 65/533 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2168 event pairs, 40 based on Foata normal form. 0/492 useless extension candidates. Maximal degree in co-relation 291. Up to 130 conditions per place. [2024-11-28 04:09:26,562 INFO L140 encePairwiseOnDemand]: 302/305 looper letters, 19 selfloop transitions, 2 changer transitions 0/252 dead transitions. [2024-11-28 04:09:26,563 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 259 places, 252 transitions, 578 flow [2024-11-28 04:09:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:09:26,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:09:26,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 805 transitions. [2024-11-28 04:09:26,565 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8797814207650273 [2024-11-28 04:09:26,565 INFO L175 Difference]: Start difference. First operand has 258 places, 253 transitions, 538 flow. Second operand 3 states and 805 transitions. [2024-11-28 04:09:26,565 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 259 places, 252 transitions, 578 flow [2024-11-28 04:09:26,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 252 transitions, 564 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-28 04:09:26,570 INFO L231 Difference]: Finished difference. Result has 254 places, 252 transitions, 526 flow [2024-11-28 04:09:26,571 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=522, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=526, PETRI_PLACES=254, PETRI_TRANSITIONS=252} [2024-11-28 04:09:26,572 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -41 predicate places. [2024-11-28 04:09:26,572 INFO L471 AbstractCegarLoop]: Abstraction has has 254 places, 252 transitions, 526 flow [2024-11-28 04:09:26,572 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 04:09:26,573 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:26,573 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] [2024-11-28 04:09:26,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:09:26,573 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:26,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:26,574 INFO L85 PathProgramCache]: Analyzing trace with hash 382536521, now seen corresponding path program 1 times [2024-11-28 04:09:26,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:26,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647781934] [2024-11-28 04:09:26,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:26,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:26,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:26,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647781934] [2024-11-28 04:09:26,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647781934] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:26,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:26,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:09:26,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649537162] [2024-11-28 04:09:26,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:26,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:09:26,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:26,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:09:26,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:09:26,707 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 305 [2024-11-28 04:09:26,708 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 252 transitions, 526 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 04:09:26,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:26,709 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 305 [2024-11-28 04:09:26,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:26,822 INFO L124 PetriNetUnfolderBase]: 67/489 cut-off events. [2024-11-28 04:09:26,822 INFO L125 PetriNetUnfolderBase]: For 41/43 co-relation queries the response was YES. [2024-11-28 04:09:26,823 INFO L83 FinitePrefix]: Finished finitePrefix Result has 678 conditions, 489 events. 67/489 cut-off events. For 41/43 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1791 event pairs, 45 based on Foata normal form. 0/461 useless extension candidates. Maximal degree in co-relation 512. Up to 128 conditions per place. [2024-11-28 04:09:26,825 INFO L140 encePairwiseOnDemand]: 302/305 looper letters, 21 selfloop transitions, 2 changer transitions 0/254 dead transitions. [2024-11-28 04:09:26,826 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 254 transitions, 578 flow [2024-11-28 04:09:26,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:09:26,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:09:26,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 810 transitions. [2024-11-28 04:09:26,828 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8852459016393442 [2024-11-28 04:09:26,828 INFO L175 Difference]: Start difference. First operand has 254 places, 252 transitions, 526 flow. Second operand 3 states and 810 transitions. [2024-11-28 04:09:26,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 254 transitions, 578 flow [2024-11-28 04:09:26,830 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 254 transitions, 574 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 04:09:26,833 INFO L231 Difference]: Finished difference. Result has 253 places, 251 transitions, 524 flow [2024-11-28 04:09:26,834 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=524, PETRI_PLACES=253, PETRI_TRANSITIONS=251} [2024-11-28 04:09:26,835 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -42 predicate places. [2024-11-28 04:09:26,835 INFO L471 AbstractCegarLoop]: Abstraction has has 253 places, 251 transitions, 524 flow [2024-11-28 04:09:26,836 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 04:09:26,836 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:26,836 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] [2024-11-28 04:09:26,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:09:26,836 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:26,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:26,837 INFO L85 PathProgramCache]: Analyzing trace with hash -21903332, now seen corresponding path program 1 times [2024-11-28 04:09:26,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:26,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059017322] [2024-11-28 04:09:26,837 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:26,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:26,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:26,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059017322] [2024-11-28 04:09:26,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059017322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:26,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:26,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:09:26,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584823662] [2024-11-28 04:09:26,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:26,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:09:26,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:26,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:09:26,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:09:26,977 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 305 [2024-11-28 04:09:26,978 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 251 transitions, 524 flow. Second operand has 3 states, 3 states have (on average 267.6666666666667) internal successors, (803), 3 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:26,978 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:26,979 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 305 [2024-11-28 04:09:26,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:27,116 INFO L124 PetriNetUnfolderBase]: 75/570 cut-off events. [2024-11-28 04:09:27,117 INFO L125 PetriNetUnfolderBase]: For 33/33 co-relation queries the response was YES. [2024-11-28 04:09:27,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 768 conditions, 570 events. 75/570 cut-off events. For 33/33 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1948 event pairs, 18 based on Foata normal form. 0/537 useless extension candidates. Maximal degree in co-relation 592. Up to 90 conditions per place. [2024-11-28 04:09:27,120 INFO L140 encePairwiseOnDemand]: 303/305 looper letters, 20 selfloop transitions, 1 changer transitions 0/256 dead transitions. [2024-11-28 04:09:27,121 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 256 transitions, 580 flow [2024-11-28 04:09:27,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:09:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:09:27,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 821 transitions. [2024-11-28 04:09:27,123 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8972677595628415 [2024-11-28 04:09:27,123 INFO L175 Difference]: Start difference. First operand has 253 places, 251 transitions, 524 flow. Second operand 3 states and 821 transitions. [2024-11-28 04:09:27,123 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 256 transitions, 580 flow [2024-11-28 04:09:27,125 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 256 transitions, 576 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 04:09:27,128 INFO L231 Difference]: Finished difference. Result has 252 places, 250 transitions, 520 flow [2024-11-28 04:09:27,129 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=520, PETRI_PLACES=252, PETRI_TRANSITIONS=250} [2024-11-28 04:09:27,129 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -43 predicate places. [2024-11-28 04:09:27,130 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 250 transitions, 520 flow [2024-11-28 04:09:27,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.6666666666667) internal successors, (803), 3 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:27,131 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:27,131 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] [2024-11-28 04:09:27,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:09:27,131 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:27,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:27,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1892654432, now seen corresponding path program 1 times [2024-11-28 04:09:27,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:27,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514620469] [2024-11-28 04:09:27,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:27,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:27,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:27,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:27,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514620469] [2024-11-28 04:09:27,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514620469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:27,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:27,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:09:27,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851082427] [2024-11-28 04:09:27,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:27,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:09:27,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:27,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:09:27,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:09:27,252 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 305 [2024-11-28 04:09:27,254 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 250 transitions, 520 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 04:09:27,254 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:27,254 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 305 [2024-11-28 04:09:27,254 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:27,422 INFO L124 PetriNetUnfolderBase]: 64/680 cut-off events. [2024-11-28 04:09:27,422 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2024-11-28 04:09:27,424 INFO L83 FinitePrefix]: Finished finitePrefix Result has 865 conditions, 680 events. 64/680 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2659 event pairs, 44 based on Foata normal form. 0/642 useless extension candidates. Maximal degree in co-relation 715. Up to 130 conditions per place. [2024-11-28 04:09:27,427 INFO L140 encePairwiseOnDemand]: 301/305 looper letters, 18 selfloop transitions, 2 changer transitions 0/251 dead transitions. [2024-11-28 04:09:27,428 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 251 transitions, 563 flow [2024-11-28 04:09:27,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:09:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:09:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 812 transitions. [2024-11-28 04:09:27,430 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8874316939890711 [2024-11-28 04:09:27,430 INFO L175 Difference]: Start difference. First operand has 252 places, 250 transitions, 520 flow. Second operand 3 states and 812 transitions. [2024-11-28 04:09:27,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 251 transitions, 563 flow [2024-11-28 04:09:27,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 251 transitions, 562 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-28 04:09:27,437 INFO L231 Difference]: Finished difference. Result has 252 places, 250 transitions, 529 flow [2024-11-28 04:09:27,438 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=515, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=529, PETRI_PLACES=252, PETRI_TRANSITIONS=250} [2024-11-28 04:09:27,439 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -43 predicate places. [2024-11-28 04:09:27,442 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 250 transitions, 529 flow [2024-11-28 04:09:27,443 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 04:09:27,443 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:27,443 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] [2024-11-28 04:09:27,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:09:27,443 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:27,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:27,444 INFO L85 PathProgramCache]: Analyzing trace with hash -448068810, now seen corresponding path program 1 times [2024-11-28 04:09:27,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:27,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021476496] [2024-11-28 04:09:27,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:27,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:28,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:28,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021476496] [2024-11-28 04:09:28,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021476496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:28,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:28,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:28,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858854381] [2024-11-28 04:09:28,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:28,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:28,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:28,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:28,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:28,623 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 305 [2024-11-28 04:09:28,625 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 250 transitions, 529 flow. Second operand has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:28,625 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:28,625 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 305 [2024-11-28 04:09:28,626 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:29,120 INFO L124 PetriNetUnfolderBase]: 578/1738 cut-off events. [2024-11-28 04:09:29,120 INFO L125 PetriNetUnfolderBase]: For 171/173 co-relation queries the response was YES. [2024-11-28 04:09:29,124 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3019 conditions, 1738 events. 578/1738 cut-off events. For 171/173 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 10012 event pairs, 347 based on Foata normal form. 0/1659 useless extension candidates. Maximal degree in co-relation 2488. Up to 943 conditions per place. [2024-11-28 04:09:29,131 INFO L140 encePairwiseOnDemand]: 292/305 looper letters, 50 selfloop transitions, 30 changer transitions 0/279 dead transitions. [2024-11-28 04:09:29,131 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 279 transitions, 763 flow [2024-11-28 04:09:29,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:29,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1471 transitions. [2024-11-28 04:09:29,135 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8038251366120218 [2024-11-28 04:09:29,135 INFO L175 Difference]: Start difference. First operand has 252 places, 250 transitions, 529 flow. Second operand 6 states and 1471 transitions. [2024-11-28 04:09:29,135 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 279 transitions, 763 flow [2024-11-28 04:09:29,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 257 places, 279 transitions, 763 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 04:09:29,143 INFO L231 Difference]: Finished difference. Result has 262 places, 279 transitions, 747 flow [2024-11-28 04:09:29,144 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=747, PETRI_PLACES=262, PETRI_TRANSITIONS=279} [2024-11-28 04:09:29,144 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -33 predicate places. [2024-11-28 04:09:29,144 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 279 transitions, 747 flow [2024-11-28 04:09:29,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:29,145 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:29,145 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] [2024-11-28 04:09:29,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:09:29,146 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:29,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:29,146 INFO L85 PathProgramCache]: Analyzing trace with hash 44020556, now seen corresponding path program 1 times [2024-11-28 04:09:29,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:29,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033053631] [2024-11-28 04:09:29,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:29,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:29,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:29,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033053631] [2024-11-28 04:09:29,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033053631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:29,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:29,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:09:29,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596058557] [2024-11-28 04:09:29,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:29,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:09:29,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:29,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:09:29,256 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:09:29,273 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 305 [2024-11-28 04:09:29,274 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 279 transitions, 747 flow. Second operand has 3 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:29,275 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:29,275 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 305 [2024-11-28 04:09:29,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:29,524 INFO L124 PetriNetUnfolderBase]: 332/1161 cut-off events. [2024-11-28 04:09:29,524 INFO L125 PetriNetUnfolderBase]: For 614/635 co-relation queries the response was YES. [2024-11-28 04:09:29,528 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2594 conditions, 1161 events. 332/1161 cut-off events. For 614/635 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 6043 event pairs, 99 based on Foata normal form. 2/1127 useless extension candidates. Maximal degree in co-relation 2135. Up to 403 conditions per place. [2024-11-28 04:09:29,534 INFO L140 encePairwiseOnDemand]: 302/305 looper letters, 50 selfloop transitions, 2 changer transitions 0/286 dead transitions. [2024-11-28 04:09:29,535 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 286 transitions, 885 flow [2024-11-28 04:09:29,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:09:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:09:29,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 813 transitions. [2024-11-28 04:09:29,537 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8885245901639345 [2024-11-28 04:09:29,537 INFO L175 Difference]: Start difference. First operand has 262 places, 279 transitions, 747 flow. Second operand 3 states and 813 transitions. [2024-11-28 04:09:29,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 286 transitions, 885 flow [2024-11-28 04:09:29,545 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 263 places, 286 transitions, 869 flow, removed 8 selfloop flow, removed 0 redundant places. [2024-11-28 04:09:29,551 INFO L231 Difference]: Finished difference. Result has 263 places, 278 transitions, 733 flow [2024-11-28 04:09:29,552 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=729, PETRI_DIFFERENCE_MINUEND_PLACES=261, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=733, PETRI_PLACES=263, PETRI_TRANSITIONS=278} [2024-11-28 04:09:29,552 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -32 predicate places. [2024-11-28 04:09:29,553 INFO L471 AbstractCegarLoop]: Abstraction has has 263 places, 278 transitions, 733 flow [2024-11-28 04:09:29,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:29,554 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:29,555 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] [2024-11-28 04:09:29,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 04:09:29,555 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:29,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:29,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1650094721, now seen corresponding path program 1 times [2024-11-28 04:09:29,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:29,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076621568] [2024-11-28 04:09:29,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:29,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:30,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:30,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:30,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076621568] [2024-11-28 04:09:30,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076621568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:30,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:30,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:30,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287062737] [2024-11-28 04:09:30,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:30,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:30,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:30,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:30,251 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:30,820 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 305 [2024-11-28 04:09:30,822 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 263 places, 278 transitions, 733 flow. Second operand has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:30,823 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:30,823 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 305 [2024-11-28 04:09:30,823 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:31,539 INFO L124 PetriNetUnfolderBase]: 828/2346 cut-off events. [2024-11-28 04:09:31,539 INFO L125 PetriNetUnfolderBase]: For 1095/1110 co-relation queries the response was YES. [2024-11-28 04:09:31,545 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5296 conditions, 2346 events. 828/2346 cut-off events. For 1095/1110 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 14887 event pairs, 419 based on Foata normal form. 0/2263 useless extension candidates. Maximal degree in co-relation 4958. Up to 1225 conditions per place. [2024-11-28 04:09:31,554 INFO L140 encePairwiseOnDemand]: 292/305 looper letters, 74 selfloop transitions, 30 changer transitions 0/307 dead transitions. [2024-11-28 04:09:31,554 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 307 transitions, 1063 flow [2024-11-28 04:09:31,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1471 transitions. [2024-11-28 04:09:31,559 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8038251366120218 [2024-11-28 04:09:31,559 INFO L175 Difference]: Start difference. First operand has 263 places, 278 transitions, 733 flow. Second operand 6 states and 1471 transitions. [2024-11-28 04:09:31,559 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 307 transitions, 1063 flow [2024-11-28 04:09:31,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 307 transitions, 1059 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-28 04:09:31,567 INFO L231 Difference]: Finished difference. Result has 271 places, 307 transitions, 995 flow [2024-11-28 04:09:31,568 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=729, PETRI_DIFFERENCE_MINUEND_PLACES=261, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=995, PETRI_PLACES=271, PETRI_TRANSITIONS=307} [2024-11-28 04:09:31,569 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -24 predicate places. [2024-11-28 04:09:31,569 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 307 transitions, 995 flow [2024-11-28 04:09:31,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:31,571 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:31,571 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] [2024-11-28 04:09:31,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 04:09:31,572 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:31,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:31,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2041196530, now seen corresponding path program 1 times [2024-11-28 04:09:31,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:31,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110635487] [2024-11-28 04:09:31,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:31,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:32,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:32,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110635487] [2024-11-28 04:09:32,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110635487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:32,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:32,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:32,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214267550] [2024-11-28 04:09:32,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:32,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:32,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:32,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:32,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:32,713 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 305 [2024-11-28 04:09:32,715 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 307 transitions, 995 flow. Second operand has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:32,715 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:32,715 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 305 [2024-11-28 04:09:32,715 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:33,505 INFO L124 PetriNetUnfolderBase]: 925/2870 cut-off events. [2024-11-28 04:09:33,506 INFO L125 PetriNetUnfolderBase]: For 2175/2200 co-relation queries the response was YES. [2024-11-28 04:09:33,513 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7386 conditions, 2870 events. 925/2870 cut-off events. For 2175/2200 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 19946 event pairs, 307 based on Foata normal form. 0/2753 useless extension candidates. Maximal degree in co-relation 6300. Up to 1290 conditions per place. [2024-11-28 04:09:33,527 INFO L140 encePairwiseOnDemand]: 288/305 looper letters, 96 selfloop transitions, 27 changer transitions 0/336 dead transitions. [2024-11-28 04:09:33,527 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 336 transitions, 1415 flow [2024-11-28 04:09:33,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:33,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1517 transitions. [2024-11-28 04:09:33,531 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8289617486338798 [2024-11-28 04:09:33,531 INFO L175 Difference]: Start difference. First operand has 271 places, 307 transitions, 995 flow. Second operand 6 states and 1517 transitions. [2024-11-28 04:09:33,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 336 transitions, 1415 flow [2024-11-28 04:09:33,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 336 transitions, 1351 flow, removed 32 selfloop flow, removed 0 redundant places. [2024-11-28 04:09:33,543 INFO L231 Difference]: Finished difference. Result has 280 places, 328 transitions, 1187 flow [2024-11-28 04:09:33,544 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=929, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1187, PETRI_PLACES=280, PETRI_TRANSITIONS=328} [2024-11-28 04:09:33,546 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -15 predicate places. [2024-11-28 04:09:33,546 INFO L471 AbstractCegarLoop]: Abstraction has has 280 places, 328 transitions, 1187 flow [2024-11-28 04:09:33,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:33,547 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:33,547 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] [2024-11-28 04:09:33,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 04:09:33,548 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:33,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:33,548 INFO L85 PathProgramCache]: Analyzing trace with hash 367805409, now seen corresponding path program 1 times [2024-11-28 04:09:33,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:33,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36972158] [2024-11-28 04:09:33,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:33,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:34,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:34,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:34,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36972158] [2024-11-28 04:09:34,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36972158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:34,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:34,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:34,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275661894] [2024-11-28 04:09:34,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:34,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:34,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:34,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:34,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:34,783 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 305 [2024-11-28 04:09:34,785 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 280 places, 328 transitions, 1187 flow. Second operand has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:34,785 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:34,785 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 305 [2024-11-28 04:09:34,785 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:35,933 INFO L124 PetriNetUnfolderBase]: 1209/3474 cut-off events. [2024-11-28 04:09:35,934 INFO L125 PetriNetUnfolderBase]: For 4869/5090 co-relation queries the response was YES. [2024-11-28 04:09:35,946 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10182 conditions, 3474 events. 1209/3474 cut-off events. For 4869/5090 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 24991 event pairs, 352 based on Foata normal form. 10/3353 useless extension candidates. Maximal degree in co-relation 8784. Up to 1593 conditions per place. [2024-11-28 04:09:35,966 INFO L140 encePairwiseOnDemand]: 288/305 looper letters, 110 selfloop transitions, 39 changer transitions 37/373 dead transitions. [2024-11-28 04:09:35,966 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 284 places, 373 transitions, 1883 flow [2024-11-28 04:09:35,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1517 transitions. [2024-11-28 04:09:35,971 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8289617486338798 [2024-11-28 04:09:35,971 INFO L175 Difference]: Start difference. First operand has 280 places, 328 transitions, 1187 flow. Second operand 6 states and 1517 transitions. [2024-11-28 04:09:35,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 284 places, 373 transitions, 1883 flow [2024-11-28 04:09:35,983 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 373 transitions, 1851 flow, removed 16 selfloop flow, removed 0 redundant places. [2024-11-28 04:09:35,989 INFO L231 Difference]: Finished difference. Result has 289 places, 328 transitions, 1574 flow [2024-11-28 04:09:35,990 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=1169, PETRI_DIFFERENCE_MINUEND_PLACES=279, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1574, PETRI_PLACES=289, PETRI_TRANSITIONS=328} [2024-11-28 04:09:35,991 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -6 predicate places. [2024-11-28 04:09:35,991 INFO L471 AbstractCegarLoop]: Abstraction has has 289 places, 328 transitions, 1574 flow [2024-11-28 04:09:35,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:35,992 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:35,992 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] [2024-11-28 04:09:35,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 04:09:35,992 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:35,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:35,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1396074371, now seen corresponding path program 1 times [2024-11-28 04:09:35,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:35,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932436504] [2024-11-28 04:09:35,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:35,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:36,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:36,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:36,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932436504] [2024-11-28 04:09:36,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932436504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:36,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:36,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:36,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964470450] [2024-11-28 04:09:36,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:36,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:09:36,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:36,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:09:36,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:09:36,248 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 305 [2024-11-28 04:09:36,249 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 328 transitions, 1574 flow. Second operand has 5 states, 5 states have (on average 261.2) internal successors, (1306), 5 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:36,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:36,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 305 [2024-11-28 04:09:36,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:36,495 INFO L124 PetriNetUnfolderBase]: 167/626 cut-off events. [2024-11-28 04:09:36,495 INFO L125 PetriNetUnfolderBase]: For 1272/1375 co-relation queries the response was YES. [2024-11-28 04:09:36,497 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1649 conditions, 626 events. 167/626 cut-off events. For 1272/1375 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3102 event pairs, 15 based on Foata normal form. 6/610 useless extension candidates. Maximal degree in co-relation 1625. Up to 179 conditions per place. [2024-11-28 04:09:36,500 INFO L140 encePairwiseOnDemand]: 300/305 looper letters, 43 selfloop transitions, 4 changer transitions 0/178 dead transitions. [2024-11-28 04:09:36,500 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 178 transitions, 702 flow [2024-11-28 04:09:36,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-28 04:09:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1596 transitions. [2024-11-28 04:09:36,504 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8721311475409836 [2024-11-28 04:09:36,504 INFO L175 Difference]: Start difference. First operand has 289 places, 328 transitions, 1574 flow. Second operand 6 states and 1596 transitions. [2024-11-28 04:09:36,504 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 178 transitions, 702 flow [2024-11-28 04:09:36,507 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 178 transitions, 562 flow, removed 70 selfloop flow, removed 3 redundant places. [2024-11-28 04:09:36,509 INFO L231 Difference]: Finished difference. Result has 176 places, 150 transitions, 348 flow [2024-11-28 04:09:36,509 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=348, PETRI_PLACES=176, PETRI_TRANSITIONS=150} [2024-11-28 04:09:36,510 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -119 predicate places. [2024-11-28 04:09:36,510 INFO L471 AbstractCegarLoop]: Abstraction has has 176 places, 150 transitions, 348 flow [2024-11-28 04:09:36,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 261.2) internal successors, (1306), 5 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:36,511 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 04:09:36,511 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] [2024-11-28 04:09:36,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 04:09:36,511 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-28 04:09:36,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:36,512 INFO L85 PathProgramCache]: Analyzing trace with hash -691622201, now seen corresponding path program 1 times [2024-11-28 04:09:36,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:36,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225352744] [2024-11-28 04:09:36,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:36,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:36,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:36,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225352744] [2024-11-28 04:09:36,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225352744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:36,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:36,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:09:36,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162545681] [2024-11-28 04:09:36,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:36,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:09:36,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:36,609 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:09:36,609 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:09:36,618 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 305 [2024-11-28 04:09:36,619 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 150 transitions, 348 flow. Second operand has 3 states, 3 states have (on average 270.0) internal successors, (810), 3 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:36,619 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 04:09:36,620 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 305 [2024-11-28 04:09:36,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 04:09:36,694 INFO L124 PetriNetUnfolderBase]: 39/300 cut-off events. [2024-11-28 04:09:36,694 INFO L125 PetriNetUnfolderBase]: For 60/81 co-relation queries the response was YES. [2024-11-28 04:09:36,695 INFO L83 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 300 events. 39/300 cut-off events. For 60/81 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 916 event pairs, 23 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 503. Up to 76 conditions per place. [2024-11-28 04:09:36,696 INFO L140 encePairwiseOnDemand]: 303/305 looper letters, 0 selfloop transitions, 0 changer transitions 152/152 dead transitions. [2024-11-28 04:09:36,696 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 152 transitions, 394 flow [2024-11-28 04:09:36,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:09:36,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 04:09:36,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 817 transitions. [2024-11-28 04:09:36,699 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.892896174863388 [2024-11-28 04:09:36,699 INFO L175 Difference]: Start difference. First operand has 176 places, 150 transitions, 348 flow. Second operand 3 states and 817 transitions. [2024-11-28 04:09:36,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 152 transitions, 394 flow [2024-11-28 04:09:36,700 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 152 transitions, 387 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-28 04:09:36,701 INFO L231 Difference]: Finished difference. Result has 173 places, 0 transitions, 0 flow [2024-11-28 04:09:36,701 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=173, PETRI_TRANSITIONS=0} [2024-11-28 04:09:36,702 INFO L279 CegarLoopForPetriNet]: 295 programPoint places, -122 predicate places. [2024-11-28 04:09:36,702 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 0 transitions, 0 flow [2024-11-28 04:09:36,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 270.0) internal successors, (810), 3 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 04:09:36,709 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (28 of 29 remaining) [2024-11-28 04:09:36,710 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (27 of 29 remaining) [2024-11-28 04:09:36,710 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (26 of 29 remaining) [2024-11-28 04:09:36,710 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (25 of 29 remaining) [2024-11-28 04:09:36,710 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (24 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (23 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (21 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (20 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (19 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (18 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (17 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (16 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (15 of 29 remaining) [2024-11-28 04:09:36,711 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (14 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (11 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (10 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (9 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (8 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (7 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (6 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (5 of 29 remaining) [2024-11-28 04:09:36,712 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (4 of 29 remaining) [2024-11-28 04:09:36,713 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (3 of 29 remaining) [2024-11-28 04:09:36,713 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (2 of 29 remaining) [2024-11-28 04:09:36,713 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (1 of 29 remaining) [2024-11-28 04:09:36,713 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (0 of 29 remaining) [2024-11-28 04:09:36,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 04:09:36,714 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:09:36,720 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-28 04:09:36,721 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:09:36,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:09:36 BasicIcfg [2024-11-28 04:09:36,730 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:09:36,731 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:09:36,731 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:09:36,731 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:09:36,732 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:09:18" (3/4) ... [2024-11-28 04:09:36,733 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 04:09:36,736 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2024-11-28 04:09:36,745 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-28 04:09:36,745 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-28 04:09:36,746 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 04:09:36,746 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 04:09:36,909 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 04:09:36,910 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 04:09:36,910 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:09:36,911 INFO L158 Benchmark]: Toolchain (without parser) took 20150.86ms. Allocated memory was 117.4MB in the beginning and 369.1MB in the end (delta: 251.7MB). Free memory was 89.6MB in the beginning and 283.4MB in the end (delta: -193.8MB). Peak memory consumption was 269.4MB. Max. memory is 16.1GB. [2024-11-28 04:09:36,912 INFO L158 Benchmark]: CDTParser took 2.35ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 73.9MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:09:36,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.13ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 57.8MB in the end (delta: 31.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 04:09:36,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.49ms. Allocated memory is still 117.4MB. Free memory was 57.8MB in the beginning and 54.4MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:09:36,913 INFO L158 Benchmark]: Boogie Preprocessor took 54.34ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 51.1MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:09:36,915 INFO L158 Benchmark]: RCFGBuilder took 1207.53ms. Allocated memory is still 117.4MB. Free memory was 50.8MB in the beginning and 64.2MB in the end (delta: -13.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-28 04:09:36,915 INFO L158 Benchmark]: TraceAbstraction took 17870.29ms. Allocated memory was 117.4MB in the beginning and 369.1MB in the end (delta: 251.7MB). Free memory was 63.9MB in the beginning and 102.4MB in the end (delta: -38.6MB). Peak memory consumption was 214.1MB. Max. memory is 16.1GB. [2024-11-28 04:09:36,916 INFO L158 Benchmark]: Witness Printer took 179.38ms. Allocated memory is still 369.1MB. Free memory was 102.4MB in the beginning and 283.4MB in the end (delta: -180.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2024-11-28 04:09:36,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 73.9MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.13ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 57.8MB in the end (delta: 31.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.49ms. Allocated memory is still 117.4MB. Free memory was 57.8MB in the beginning and 54.4MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.34ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 51.1MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1207.53ms. Allocated memory is still 117.4MB. Free memory was 50.8MB in the beginning and 64.2MB in the end (delta: -13.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 17870.29ms. Allocated memory was 117.4MB in the beginning and 369.1MB in the end (delta: 251.7MB). Free memory was 63.9MB in the beginning and 102.4MB in the end (delta: -38.6MB). Peak memory consumption was 214.1MB. Max. memory is 16.1GB. * Witness Printer took 179.38ms. Allocated memory is still 369.1MB. Free memory was 102.4MB in the beginning and 283.4MB in the end (delta: -180.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3923]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3925]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3926]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3931]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3933]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3942]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3964]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3943]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3934]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3965]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3960]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3966]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3961]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3967]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3904]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3908]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3911]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3914]: 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 4 procedures, 312 locations, 29 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: 17.7s, OverallIterations: 15, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1642 SdHoareTripleChecker+Valid, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 901 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 676 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3559 IncrementalHoareTripleChecker+Invalid, 4235 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 676 mSolverCounterUnsat, 135 mSDtfsCounter, 3559 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1574occurred in iteration=13, InterpolantAutomatonStates: 72, 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, 0.3s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1266 NumberOfCodeBlocks, 1266 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1251 ConstructedInterpolants, 0 QuantifiedInterpolants, 1989 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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 19 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-28 04:09:36,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c556b621-e06b-4858-92b4-04b2c0f23b3d/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