/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s /storage/repos/CAV22/benchmarks/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.order.of.the.error.locations.to.be.checked TOGETHER -tc /storage/repos/CAV22/benchmarks/AutomizerCInline.xml -i /storage/repos/CAV22/benchmarks/increased_bounds/pthread-wmm_safe032_tso_bound2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-19404b3-m [2023-08-03 18:51:46,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-03 18:51:47,021 INFO L114 SettingsManager]: Loading settings from /storage/repos/CAV22/benchmarks/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-03 18:51:47,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-03 18:51:47,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-08-03 18:51:47,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2023-08-03 18:51:47,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-03 18:51:47,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-03 18:51:47,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-03 18:51:47,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-03 18:51:47,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-03 18:51:47,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-03 18:51:47,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-03 18:51:47,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-03 18:51:47,068 INFO L153 SettingsManager]: * Use SBE=true [2023-08-03 18:51:47,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-03 18:51:47,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-03 18:51:47,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-03 18:51:47,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-03 18:51:47,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-03 18:51:47,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-03 18:51:47,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-03 18:51:47,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-03 18:51:47,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-03 18:51:47,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-03 18:51:47,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-03 18:51:47,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-03 18:51:47,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-03 18:51:47,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-03 18:51:47,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-03 18:51:47,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-03 18:51:47,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-03 18:51:47,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-03 18:51:47,074 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-03 18:51:47,074 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> TOGETHER [2023-08-03 18:51:47,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-03 18:51:47,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-03 18:51:47,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-03 18:51:47,369 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-03 18:51:47,369 INFO L274 PluginConnector]: CDTParser initialized [2023-08-03 18:51:47,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/CAV22/benchmarks/increased_bounds/pthread-wmm_safe032_tso_bound2.i [2023-08-03 18:51:48,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-03 18:51:48,752 INFO L384 CDTParser]: Found 1 translation units. [2023-08-03 18:51:48,753 INFO L180 CDTParser]: Scanning /storage/repos/CAV22/benchmarks/increased_bounds/pthread-wmm_safe032_tso_bound2.i [2023-08-03 18:51:48,766 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92223fce6/c4677ed6921a4d13b53ada2eb4fd1db7/FLAGba6fffbf7 [2023-08-03 18:51:48,777 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92223fce6/c4677ed6921a4d13b53ada2eb4fd1db7 [2023-08-03 18:51:48,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-03 18:51:48,781 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-03 18:51:48,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-03 18:51:48,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-03 18:51:48,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-03 18:51:48,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.08 06:51:48" (1/1) ... [2023-08-03 18:51:48,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ceb84c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:48, skipping insertion in model container [2023-08-03 18:51:48,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.08 06:51:48" (1/1) ... [2023-08-03 18:51:48,826 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-03 18:51:48,961 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/CAV22/benchmarks/increased_bounds/pthread-wmm_safe032_tso_bound2.i[945,958] [2023-08-03 18:51:49,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-03 18:51:49,128 INFO L201 MainTranslator]: Completed pre-run [2023-08-03 18:51:49,146 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/CAV22/benchmarks/increased_bounds/pthread-wmm_safe032_tso_bound2.i[945,958] [2023-08-03 18:51:49,158 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-03 18:51:49,160 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-03 18:51:49,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-03 18:51:49,215 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-03 18:51:49,216 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-03 18:51:49,221 INFO L206 MainTranslator]: Completed translation [2023-08-03 18:51:49,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49 WrapperNode [2023-08-03 18:51:49,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-03 18:51:49,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-03 18:51:49,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-03 18:51:49,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-03 18:51:49,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,268 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-08-03 18:51:49,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-03 18:51:49,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-03 18:51:49,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-03 18:51:49,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-03 18:51:49,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,295 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,304 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-03 18:51:49,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-03 18:51:49,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-03 18:51:49,325 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-03 18:51:49,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (1/1) ... [2023-08-03 18:51:49,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-03 18:51:49,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:51:49,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-03 18:51:49,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-03 18:51:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-03 18:51:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-03 18:51:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-03 18:51:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-03 18:51:49,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-03 18:51:49,399 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-03 18:51:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-03 18:51:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-03 18:51:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-03 18:51:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-03 18:51:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-03 18:51:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-03 18:51:49,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-03 18:51:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-03 18:51:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-03 18:51:49,402 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-03 18:51:49,558 INFO L236 CfgBuilder]: Building ICFG [2023-08-03 18:51:49,560 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-03 18:51:49,690 INFO L277 CfgBuilder]: Performing block encoding [2023-08-03 18:51:49,697 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-03 18:51:49,697 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-03 18:51:49,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.08 06:51:49 BoogieIcfgContainer [2023-08-03 18:51:49,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-03 18:51:49,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-03 18:51:49,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-03 18:51:49,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-03 18:51:49,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.08 06:51:48" (1/3) ... [2023-08-03 18:51:49,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3878b9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.08 06:51:49, skipping insertion in model container [2023-08-03 18:51:49,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.08 06:51:49" (2/3) ... [2023-08-03 18:51:49,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3878b9a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.08 06:51:49, skipping insertion in model container [2023-08-03 18:51:49,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.08 06:51:49" (3/3) ... [2023-08-03 18:51:49,708 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-wmm_safe032_tso_bound2.i [2023-08-03 18:51:49,715 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-03 18:51:49,725 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-03 18:51:49,725 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-03 18:51:49,725 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-03 18:51:49,805 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-03 18:51:49,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 107 places, 105 transitions, 225 flow [2023-08-03 18:51:49,929 INFO L124 PetriNetUnfolderBase]: 30/413 cut-off events. [2023-08-03 18:51:49,929 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-03 18:51:49,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 438 conditions, 413 events. 30/413 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1852 event pairs, 0 based on Foata normal form. 0/361 useless extension candidates. Maximal degree in co-relation 242. Up to 16 conditions per place. [2023-08-03 18:51:49,935 INFO L82 GeneralOperation]: Start removeDead. Operand has 107 places, 105 transitions, 225 flow [2023-08-03 18:51:49,939 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 93 transitions, 201 flow [2023-08-03 18:51:49,942 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-03 18:51:49,952 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 96 places, 93 transitions, 201 flow [2023-08-03 18:51:49,955 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 96 places, 93 transitions, 201 flow [2023-08-03 18:51:49,956 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 96 places, 93 transitions, 201 flow [2023-08-03 18:51:50,008 INFO L124 PetriNetUnfolderBase]: 22/317 cut-off events. [2023-08-03 18:51:50,008 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-03 18:51:50,009 INFO L83 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 317 events. 22/317 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1296 event pairs, 0 based on Foata normal form. 0/281 useless extension candidates. Maximal degree in co-relation 194. Up to 16 conditions per place. [2023-08-03 18:51:50,012 INFO L119 LiptonReduction]: Number of co-enabled transitions 1692 [2023-08-03 18:51:51,835 INFO L134 LiptonReduction]: Checked pairs total: 3119 [2023-08-03 18:51:51,835 INFO L136 LiptonReduction]: Total number of compositions: 75 [2023-08-03 18:51:51,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-03 18:51:51,853 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@5c5626fd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-03 18:51:51,854 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-08-03 18:51:51,857 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-03 18:51:51,857 INFO L124 PetriNetUnfolderBase]: 0/8 cut-off events. [2023-08-03 18:51:51,857 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-03 18:51:51,857 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:51:51,858 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-03 18:51:51,858 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:51:51,862 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:51:51,863 INFO L85 PathProgramCache]: Analyzing trace with hash 353586740, now seen corresponding path program 1 times [2023-08-03 18:51:51,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:51:51,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257970265] [2023-08-03 18:51:51,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:51:51,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:51:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:51:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-03 18:51:52,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:51:52,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257970265] [2023-08-03 18:51:52,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257970265] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:51:52,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:51:52,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-03 18:51:52,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016968954] [2023-08-03 18:51:52,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:51:52,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:51:52,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:51:52,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:51:52,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-03 18:51:52,130 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 180 [2023-08-03 18:51:52,133 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 27 transitions, 69 flow. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:52,133 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:51:52,133 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 180 [2023-08-03 18:51:52,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:51:52,253 INFO L124 PetriNetUnfolderBase]: 400/760 cut-off events. [2023-08-03 18:51:52,254 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-03 18:51:52,256 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1493 conditions, 760 events. 400/760 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 3966 event pairs, 222 based on Foata normal form. 0/694 useless extension candidates. Maximal degree in co-relation 1474. Up to 668 conditions per place. [2023-08-03 18:51:52,261 INFO L140 encePairwiseOnDemand]: 176/180 looper letters, 21 selfloop transitions, 2 changer transitions 0/29 dead transitions. [2023-08-03 18:51:52,261 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 29 transitions, 119 flow [2023-08-03 18:51:52,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:51:52,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:51:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 301 transitions. [2023-08-03 18:51:52,274 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5574074074074075 [2023-08-03 18:51:52,275 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 301 transitions. [2023-08-03 18:51:52,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 301 transitions. [2023-08-03 18:51:52,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:51:52,279 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 301 transitions. [2023-08-03 18:51:52,282 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:52,286 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 180.0) internal successors, (720), 4 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:52,286 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 180.0) internal successors, (720), 4 states have internal predecessors, (720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:52,288 INFO L175 Difference]: Start difference. First operand has 33 places, 27 transitions, 69 flow. Second operand 3 states and 301 transitions. [2023-08-03 18:51:52,289 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 29 transitions, 119 flow [2023-08-03 18:51:52,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 29 transitions, 119 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-03 18:51:52,292 INFO L231 Difference]: Finished difference. Result has 36 places, 26 transitions, 75 flow [2023-08-03 18:51:52,294 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=180, PETRI_DIFFERENCE_MINUEND_FLOW=67, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=75, PETRI_PLACES=36, PETRI_TRANSITIONS=26} [2023-08-03 18:51:52,298 INFO L281 CegarLoopForPetriNet]: 33 programPoint places, 3 predicate places. [2023-08-03 18:51:52,298 INFO L495 AbstractCegarLoop]: Abstraction has has 36 places, 26 transitions, 75 flow [2023-08-03 18:51:52,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:52,299 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:51:52,299 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2023-08-03 18:51:52,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-03 18:51:52,300 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:51:52,308 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:51:52,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1926577800, now seen corresponding path program 1 times [2023-08-03 18:51:52,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:51:52,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430680540] [2023-08-03 18:51:52,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:51:52,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:51:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-03 18:51:52,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-03 18:51:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-03 18:51:52,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-03 18:51:52,360 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-03 18:51:52,361 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2023-08-03 18:51:52,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2023-08-03 18:51:52,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-08-03 18:51:52,363 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-08-03 18:51:52,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-03 18:51:52,364 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-08-03 18:51:52,366 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-03 18:51:52,366 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-08-03 18:51:52,388 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-03 18:51:52,392 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 134 places, 126 transitions, 288 flow [2023-08-03 18:51:52,538 INFO L124 PetriNetUnfolderBase]: 93/1303 cut-off events. [2023-08-03 18:51:52,538 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2023-08-03 18:51:52,543 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1401 conditions, 1303 events. 93/1303 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 8895 event pairs, 0 based on Foata normal form. 0/1144 useless extension candidates. Maximal degree in co-relation 944. Up to 54 conditions per place. [2023-08-03 18:51:52,543 INFO L82 GeneralOperation]: Start removeDead. Operand has 134 places, 126 transitions, 288 flow [2023-08-03 18:51:52,547 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 123 places, 114 transitions, 264 flow [2023-08-03 18:51:52,547 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-03 18:51:52,547 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 114 transitions, 264 flow [2023-08-03 18:51:52,547 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 114 transitions, 264 flow [2023-08-03 18:51:52,548 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 123 places, 114 transitions, 264 flow [2023-08-03 18:51:52,636 INFO L124 PetriNetUnfolderBase]: 66/979 cut-off events. [2023-08-03 18:51:52,636 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2023-08-03 18:51:52,640 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1077 conditions, 979 events. 66/979 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 6137 event pairs, 0 based on Foata normal form. 0/874 useless extension candidates. Maximal degree in co-relation 728. Up to 54 conditions per place. [2023-08-03 18:51:52,656 INFO L119 LiptonReduction]: Number of co-enabled transitions 4140 [2023-08-03 18:51:54,351 INFO L134 LiptonReduction]: Checked pairs total: 8436 [2023-08-03 18:51:54,352 INFO L136 LiptonReduction]: Total number of compositions: 78 [2023-08-03 18:51:54,354 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-03 18:51:54,355 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@5c5626fd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-03 18:51:54,355 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-08-03 18:51:54,357 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-03 18:51:54,358 INFO L124 PetriNetUnfolderBase]: 0/12 cut-off events. [2023-08-03 18:51:54,358 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-03 18:51:54,358 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:51:54,358 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-03 18:51:54,358 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:51:54,358 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:51:54,359 INFO L85 PathProgramCache]: Analyzing trace with hash 568489907, now seen corresponding path program 1 times [2023-08-03 18:51:54,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:51:54,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503649100] [2023-08-03 18:51:54,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:51:54,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:51:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:51:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-03 18:51:54,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:51:54,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503649100] [2023-08-03 18:51:54,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503649100] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:51:54,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:51:54,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-03 18:51:54,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400982219] [2023-08-03 18:51:54,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:51:54,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:51:54,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:51:54,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:51:54,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-03 18:51:54,407 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 204 [2023-08-03 18:51:54,408 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 41 transitions, 118 flow. Second operand has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:54,408 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:51:54,408 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 204 [2023-08-03 18:51:54,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:51:58,627 INFO L124 PetriNetUnfolderBase]: 33046/48434 cut-off events. [2023-08-03 18:51:58,628 INFO L125 PetriNetUnfolderBase]: For 1764/1764 co-relation queries the response was YES. [2023-08-03 18:51:58,788 INFO L83 FinitePrefix]: Finished finitePrefix Result has 94407 conditions, 48434 events. 33046/48434 cut-off events. For 1764/1764 co-relation queries the response was YES. Maximal size of possible extension queue 1665. Compared 347014 event pairs, 26064 based on Foata normal form. 0/45617 useless extension candidates. Maximal degree in co-relation 26808. Up to 43520 conditions per place. [2023-08-03 18:51:59,034 INFO L140 encePairwiseOnDemand]: 201/204 looper letters, 31 selfloop transitions, 2 changer transitions 0/45 dead transitions. [2023-08-03 18:51:59,034 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 45 transitions, 192 flow [2023-08-03 18:51:59,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:51:59,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:51:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 364 transitions. [2023-08-03 18:51:59,040 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5947712418300654 [2023-08-03 18:51:59,040 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 364 transitions. [2023-08-03 18:51:59,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 364 transitions. [2023-08-03 18:51:59,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:51:59,041 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 364 transitions. [2023-08-03 18:51:59,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:59,047 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:59,048 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:59,048 INFO L175 Difference]: Start difference. First operand has 54 places, 41 transitions, 118 flow. Second operand 3 states and 364 transitions. [2023-08-03 18:51:59,048 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 45 transitions, 192 flow [2023-08-03 18:51:59,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 45 transitions, 186 flow, removed 3 selfloop flow, removed 0 redundant places. [2023-08-03 18:51:59,056 INFO L231 Difference]: Finished difference. Result has 57 places, 42 transitions, 124 flow [2023-08-03 18:51:59,056 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=124, PETRI_PLACES=57, PETRI_TRANSITIONS=42} [2023-08-03 18:51:59,057 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 3 predicate places. [2023-08-03 18:51:59,058 INFO L495 AbstractCegarLoop]: Abstraction has has 57 places, 42 transitions, 124 flow [2023-08-03 18:51:59,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.66666666666667) internal successors, (335), 3 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:59,058 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:51:59,058 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:51:59,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-03 18:51:59,058 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:51:59,059 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:51:59,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1827076946, now seen corresponding path program 1 times [2023-08-03 18:51:59,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:51:59,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343842866] [2023-08-03 18:51:59,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:51:59,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:51:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:51:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-03 18:51:59,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:51:59,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343842866] [2023-08-03 18:51:59,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343842866] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:51:59,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368063609] [2023-08-03 18:51:59,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:51:59,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:51:59,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:51:59,168 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:51:59,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-08-03 18:51:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:51:59,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-03 18:51:59,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:51:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-03 18:51:59,279 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-08-03 18:51:59,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368063609] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:51:59,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-08-03 18:51:59,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2023-08-03 18:51:59,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735145462] [2023-08-03 18:51:59,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:51:59,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:51:59,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:51:59,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:51:59,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-03 18:51:59,295 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 204 [2023-08-03 18:51:59,295 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 42 transitions, 124 flow. Second operand has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:51:59,295 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:51:59,295 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 204 [2023-08-03 18:51:59,296 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:02,537 INFO L124 PetriNetUnfolderBase]: 31406/45488 cut-off events. [2023-08-03 18:52:02,537 INFO L125 PetriNetUnfolderBase]: For 1287/1287 co-relation queries the response was YES. [2023-08-03 18:52:02,682 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88840 conditions, 45488 events. 31406/45488 cut-off events. For 1287/1287 co-relation queries the response was YES. Maximal size of possible extension queue 1638. Compared 320358 event pairs, 24928 based on Foata normal form. 0/43256 useless extension candidates. Maximal degree in co-relation 88803. Up to 40987 conditions per place. [2023-08-03 18:52:02,861 INFO L140 encePairwiseOnDemand]: 201/204 looper letters, 36 selfloop transitions, 2 changer transitions 0/50 dead transitions. [2023-08-03 18:52:02,862 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 50 transitions, 216 flow [2023-08-03 18:52:02,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:52:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:52:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 368 transitions. [2023-08-03 18:52:02,863 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6013071895424836 [2023-08-03 18:52:02,864 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 368 transitions. [2023-08-03 18:52:02,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 368 transitions. [2023-08-03 18:52:02,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:02,864 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 368 transitions. [2023-08-03 18:52:02,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 122.66666666666667) internal successors, (368), 3 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:02,866 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:02,867 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:02,867 INFO L175 Difference]: Start difference. First operand has 57 places, 42 transitions, 124 flow. Second operand 3 states and 368 transitions. [2023-08-03 18:52:02,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 50 transitions, 216 flow [2023-08-03 18:52:02,869 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 50 transitions, 214 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-03 18:52:02,870 INFO L231 Difference]: Finished difference. Result has 59 places, 43 transitions, 134 flow [2023-08-03 18:52:02,870 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=134, PETRI_PLACES=59, PETRI_TRANSITIONS=43} [2023-08-03 18:52:02,872 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 5 predicate places. [2023-08-03 18:52:02,873 INFO L495 AbstractCegarLoop]: Abstraction has has 59 places, 43 transitions, 134 flow [2023-08-03 18:52:02,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:02,873 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:02,873 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-08-03 18:52:02,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-08-03 18:52:03,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:03,082 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:03,083 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:03,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1152904176, now seen corresponding path program 1 times [2023-08-03 18:52:03,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:03,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515161475] [2023-08-03 18:52:03,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:03,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:03,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-03 18:52:03,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:03,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515161475] [2023-08-03 18:52:03,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515161475] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:03,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:52:03,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-03 18:52:03,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256928163] [2023-08-03 18:52:03,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:03,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-03 18:52:03,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:03,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-03 18:52:03,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-08-03 18:52:03,177 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:52:03,178 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 43 transitions, 134 flow. Second operand has 5 states, 5 states have (on average 110.6) internal successors, (553), 5 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:03,178 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:03,178 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:52:03,178 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:06,096 INFO L124 PetriNetUnfolderBase]: 31394/45327 cut-off events. [2023-08-03 18:52:06,097 INFO L125 PetriNetUnfolderBase]: For 1431/1431 co-relation queries the response was YES. [2023-08-03 18:52:06,208 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88989 conditions, 45327 events. 31394/45327 cut-off events. For 1431/1431 co-relation queries the response was YES. Maximal size of possible extension queue 1644. Compared 315984 event pairs, 20088 based on Foata normal form. 9/43392 useless extension candidates. Maximal degree in co-relation 25474. Up to 41065 conditions per place. [2023-08-03 18:52:06,391 INFO L140 encePairwiseOnDemand]: 200/204 looper letters, 35 selfloop transitions, 4 changer transitions 0/50 dead transitions. [2023-08-03 18:52:06,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 50 transitions, 229 flow [2023-08-03 18:52:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-03 18:52:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-03 18:52:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 584 transitions. [2023-08-03 18:52:06,394 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5725490196078431 [2023-08-03 18:52:06,394 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 584 transitions. [2023-08-03 18:52:06,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 584 transitions. [2023-08-03 18:52:06,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:06,395 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 584 transitions. [2023-08-03 18:52:06,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 116.8) internal successors, (584), 5 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:06,398 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:06,398 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:06,399 INFO L175 Difference]: Start difference. First operand has 59 places, 43 transitions, 134 flow. Second operand 5 states and 584 transitions. [2023-08-03 18:52:06,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 50 transitions, 229 flow [2023-08-03 18:52:06,400 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 50 transitions, 225 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-03 18:52:06,402 INFO L231 Difference]: Finished difference. Result has 62 places, 43 transitions, 150 flow [2023-08-03 18:52:06,402 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=127, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=150, PETRI_PLACES=62, PETRI_TRANSITIONS=43} [2023-08-03 18:52:06,405 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 8 predicate places. [2023-08-03 18:52:06,405 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 43 transitions, 150 flow [2023-08-03 18:52:06,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 110.6) internal successors, (553), 5 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:06,406 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:06,406 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:06,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-03 18:52:06,406 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:06,407 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:06,407 INFO L85 PathProgramCache]: Analyzing trace with hash 560144153, now seen corresponding path program 1 times [2023-08-03 18:52:06,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:06,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690100769] [2023-08-03 18:52:06,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:06,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-03 18:52:06,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:06,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690100769] [2023-08-03 18:52:06,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690100769] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:52:06,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598140835] [2023-08-03 18:52:06,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:06,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:06,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:52:06,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:52:06,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-08-03 18:52:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:06,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-08-03 18:52:06,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:52:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-08-03 18:52:06,562 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-08-03 18:52:06,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1598140835] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:06,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-08-03 18:52:06,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2023-08-03 18:52:06,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890099988] [2023-08-03 18:52:06,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:06,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:52:06,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:06,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:52:06,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-03 18:52:06,576 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 204 [2023-08-03 18:52:06,576 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 43 transitions, 150 flow. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:06,576 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:06,576 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 204 [2023-08-03 18:52:06,577 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:09,254 INFO L124 PetriNetUnfolderBase]: 30722/43796 cut-off events. [2023-08-03 18:52:09,254 INFO L125 PetriNetUnfolderBase]: For 889/889 co-relation queries the response was YES. [2023-08-03 18:52:09,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 86504 conditions, 43796 events. 30722/43796 cut-off events. For 889/889 co-relation queries the response was YES. Maximal size of possible extension queue 1603. Compared 300196 event pairs, 23570 based on Foata normal form. 0/42068 useless extension candidates. Maximal degree in co-relation 24644. Up to 37736 conditions per place. [2023-08-03 18:52:09,554 INFO L140 encePairwiseOnDemand]: 201/204 looper letters, 42 selfloop transitions, 2 changer transitions 0/55 dead transitions. [2023-08-03 18:52:09,555 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 55 transitions, 262 flow [2023-08-03 18:52:09,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:52:09,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:52:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 372 transitions. [2023-08-03 18:52:09,556 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6078431372549019 [2023-08-03 18:52:09,557 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 372 transitions. [2023-08-03 18:52:09,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 372 transitions. [2023-08-03 18:52:09,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:09,557 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 372 transitions. [2023-08-03 18:52:09,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 124.0) internal successors, (372), 3 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:09,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:09,563 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:09,563 INFO L175 Difference]: Start difference. First operand has 62 places, 43 transitions, 150 flow. Second operand 3 states and 372 transitions. [2023-08-03 18:52:09,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 55 transitions, 262 flow [2023-08-03 18:52:09,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 55 transitions, 255 flow, removed 2 selfloop flow, removed 2 redundant places. [2023-08-03 18:52:09,567 INFO L231 Difference]: Finished difference. Result has 63 places, 44 transitions, 155 flow [2023-08-03 18:52:09,568 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=143, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=155, PETRI_PLACES=63, PETRI_TRANSITIONS=44} [2023-08-03 18:52:09,570 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 9 predicate places. [2023-08-03 18:52:09,570 INFO L495 AbstractCegarLoop]: Abstraction has has 63 places, 44 transitions, 155 flow [2023-08-03 18:52:09,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:09,571 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:09,571 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:09,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-08-03 18:52:09,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-08-03 18:52:09,778 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:09,778 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:09,779 INFO L85 PathProgramCache]: Analyzing trace with hash 858205838, now seen corresponding path program 1 times [2023-08-03 18:52:09,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:09,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079889178] [2023-08-03 18:52:09,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:09,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-08-03 18:52:09,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:09,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079889178] [2023-08-03 18:52:09,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079889178] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:52:09,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674144197] [2023-08-03 18:52:09,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:09,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:09,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:52:09,833 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:52:09,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-08-03 18:52:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:09,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-03 18:52:09,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:52:09,950 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-08-03 18:52:09,951 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-03 18:52:09,973 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-08-03 18:52:09,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674144197] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-03 18:52:09,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-03 18:52:09,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2023-08-03 18:52:09,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487028720] [2023-08-03 18:52:09,973 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-03 18:52:09,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-03 18:52:09,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:09,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-03 18:52:09,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-08-03 18:52:09,985 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:52:09,986 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 44 transitions, 155 flow. Second operand has 4 states, 4 states have (on average 111.25) internal successors, (445), 4 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:09,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:09,986 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:52:09,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:12,249 INFO L124 PetriNetUnfolderBase]: 24220/34220 cut-off events. [2023-08-03 18:52:12,249 INFO L125 PetriNetUnfolderBase]: For 3657/3657 co-relation queries the response was YES. [2023-08-03 18:52:12,380 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70465 conditions, 34220 events. 24220/34220 cut-off events. For 3657/3657 co-relation queries the response was YES. Maximal size of possible extension queue 1295. Compared 221044 event pairs, 14814 based on Foata normal form. 3/34196 useless extension candidates. Maximal degree in co-relation 25033. Up to 31258 conditions per place. [2023-08-03 18:52:12,513 INFO L140 encePairwiseOnDemand]: 201/204 looper letters, 36 selfloop transitions, 3 changer transitions 0/50 dead transitions. [2023-08-03 18:52:12,513 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 50 transitions, 241 flow [2023-08-03 18:52:12,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-03 18:52:12,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-03 18:52:12,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 474 transitions. [2023-08-03 18:52:12,515 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5808823529411765 [2023-08-03 18:52:12,515 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 474 transitions. [2023-08-03 18:52:12,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 474 transitions. [2023-08-03 18:52:12,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:12,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 474 transitions. [2023-08-03 18:52:12,517 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 118.5) internal successors, (474), 4 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:12,518 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:12,519 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:12,519 INFO L175 Difference]: Start difference. First operand has 63 places, 44 transitions, 155 flow. Second operand 4 states and 474 transitions. [2023-08-03 18:52:12,519 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 50 transitions, 241 flow [2023-08-03 18:52:12,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 50 transitions, 239 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-03 18:52:12,523 INFO L231 Difference]: Finished difference. Result has 65 places, 43 transitions, 151 flow [2023-08-03 18:52:12,523 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=145, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=151, PETRI_PLACES=65, PETRI_TRANSITIONS=43} [2023-08-03 18:52:12,524 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 11 predicate places. [2023-08-03 18:52:12,524 INFO L495 AbstractCegarLoop]: Abstraction has has 65 places, 43 transitions, 151 flow [2023-08-03 18:52:12,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 111.25) internal successors, (445), 4 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:12,524 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:12,524 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:12,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-08-03 18:52:12,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:12,729 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:12,729 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:12,729 INFO L85 PathProgramCache]: Analyzing trace with hash 779504430, now seen corresponding path program 1 times [2023-08-03 18:52:12,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:12,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360370711] [2023-08-03 18:52:12,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:12,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:12,813 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-08-03 18:52:12,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:12,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360370711] [2023-08-03 18:52:12,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360370711] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:52:12,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500905153] [2023-08-03 18:52:12,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:12,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:12,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:52:12,816 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:52:12,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-08-03 18:52:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:12,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2023-08-03 18:52:12,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:52:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-08-03 18:52:12,925 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-08-03 18:52:12,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500905153] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:12,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-08-03 18:52:12,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2023-08-03 18:52:12,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399352698] [2023-08-03 18:52:12,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:12,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-03 18:52:12,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:12,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-03 18:52:12,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-08-03 18:52:12,942 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:52:12,943 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 43 transitions, 151 flow. Second operand has 5 states, 5 states have (on average 111.6) internal successors, (558), 5 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:12,943 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:12,943 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:52:12,943 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:15,325 INFO L124 PetriNetUnfolderBase]: 24004/33775 cut-off events. [2023-08-03 18:52:15,326 INFO L125 PetriNetUnfolderBase]: For 3166/3166 co-relation queries the response was YES. [2023-08-03 18:52:15,438 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69385 conditions, 33775 events. 24004/33775 cut-off events. For 3166/3166 co-relation queries the response was YES. Maximal size of possible extension queue 1295. Compared 216992 event pairs, 6718 based on Foata normal form. 81/33856 useless extension candidates. Maximal degree in co-relation 24653. Up to 30429 conditions per place. [2023-08-03 18:52:15,557 INFO L140 encePairwiseOnDemand]: 200/204 looper letters, 48 selfloop transitions, 4 changer transitions 0/62 dead transitions. [2023-08-03 18:52:15,558 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 62 transitions, 295 flow [2023-08-03 18:52:15,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-03 18:52:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-03 18:52:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 596 transitions. [2023-08-03 18:52:15,560 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5843137254901961 [2023-08-03 18:52:15,560 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 596 transitions. [2023-08-03 18:52:15,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 596 transitions. [2023-08-03 18:52:15,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:15,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 596 transitions. [2023-08-03 18:52:15,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 119.2) internal successors, (596), 5 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:15,563 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:15,564 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:15,564 INFO L175 Difference]: Start difference. First operand has 65 places, 43 transitions, 151 flow. Second operand 5 states and 596 transitions. [2023-08-03 18:52:15,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 62 transitions, 295 flow [2023-08-03 18:52:15,568 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 62 transitions, 288 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-03 18:52:15,569 INFO L231 Difference]: Finished difference. Result has 66 places, 43 transitions, 163 flow [2023-08-03 18:52:15,569 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=163, PETRI_PLACES=66, PETRI_TRANSITIONS=43} [2023-08-03 18:52:15,570 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 12 predicate places. [2023-08-03 18:52:15,570 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 43 transitions, 163 flow [2023-08-03 18:52:15,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 111.6) internal successors, (558), 5 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:15,570 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:15,570 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:15,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-08-03 18:52:15,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:15,775 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:15,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:15,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1250220268, now seen corresponding path program 1 times [2023-08-03 18:52:15,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:15,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572862328] [2023-08-03 18:52:15,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:15,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:15,841 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-08-03 18:52:15,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:15,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572862328] [2023-08-03 18:52:15,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572862328] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:52:15,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776399590] [2023-08-03 18:52:15,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:15,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:15,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:52:15,845 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:52:15,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-08-03 18:52:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:15,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-03 18:52:15,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:52:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-08-03 18:52:15,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-03 18:52:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-08-03 18:52:15,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776399590] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-03 18:52:15,975 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-03 18:52:15,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2023-08-03 18:52:15,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399384700] [2023-08-03 18:52:15,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-03 18:52:15,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-03 18:52:15,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:15,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-03 18:52:15,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-08-03 18:52:15,991 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:52:15,992 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 43 transitions, 163 flow. Second operand has 5 states, 5 states have (on average 112.8) internal successors, (564), 5 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:15,992 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:15,992 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:52:15,992 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:17,706 INFO L124 PetriNetUnfolderBase]: 18982/26404 cut-off events. [2023-08-03 18:52:17,706 INFO L125 PetriNetUnfolderBase]: For 2971/2971 co-relation queries the response was YES. [2023-08-03 18:52:17,790 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54541 conditions, 26404 events. 18982/26404 cut-off events. For 2971/2971 co-relation queries the response was YES. Maximal size of possible extension queue 1160. Compared 163009 event pairs, 11848 based on Foata normal form. 27/26431 useless extension candidates. Maximal degree in co-relation 19334. Up to 23785 conditions per place. [2023-08-03 18:52:17,874 INFO L140 encePairwiseOnDemand]: 201/204 looper letters, 44 selfloop transitions, 3 changer transitions 0/57 dead transitions. [2023-08-03 18:52:17,874 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 57 transitions, 279 flow [2023-08-03 18:52:17,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-03 18:52:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-03 18:52:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 482 transitions. [2023-08-03 18:52:17,876 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5906862745098039 [2023-08-03 18:52:17,876 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 482 transitions. [2023-08-03 18:52:17,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 482 transitions. [2023-08-03 18:52:17,876 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:17,876 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 482 transitions. [2023-08-03 18:52:17,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 120.5) internal successors, (482), 4 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:17,879 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:17,880 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:17,880 INFO L175 Difference]: Start difference. First operand has 66 places, 43 transitions, 163 flow. Second operand 4 states and 482 transitions. [2023-08-03 18:52:17,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 57 transitions, 279 flow [2023-08-03 18:52:17,884 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 57 transitions, 274 flow, removed 1 selfloop flow, removed 2 redundant places. [2023-08-03 18:52:17,885 INFO L231 Difference]: Finished difference. Result has 67 places, 42 transitions, 154 flow [2023-08-03 18:52:17,885 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=154, PETRI_PLACES=67, PETRI_TRANSITIONS=42} [2023-08-03 18:52:17,886 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 13 predicate places. [2023-08-03 18:52:17,886 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 42 transitions, 154 flow [2023-08-03 18:52:17,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 112.8) internal successors, (564), 5 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:17,886 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:17,886 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:17,891 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-08-03 18:52:18,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:18,091 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:18,092 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:18,092 INFO L85 PathProgramCache]: Analyzing trace with hash -422226694, now seen corresponding path program 1 times [2023-08-03 18:52:18,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:18,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726805444] [2023-08-03 18:52:18,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:18,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-08-03 18:52:18,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:18,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726805444] [2023-08-03 18:52:18,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726805444] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:52:18,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421415289] [2023-08-03 18:52:18,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:18,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:18,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:52:18,165 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:52:18,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-08-03 18:52:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:18,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-03 18:52:18,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:52:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-08-03 18:52:18,278 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-03 18:52:18,299 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-08-03 18:52:18,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421415289] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-03 18:52:18,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-03 18:52:18,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2023-08-03 18:52:18,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091183181] [2023-08-03 18:52:18,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-03 18:52:18,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-03 18:52:18,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:18,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-03 18:52:18,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-08-03 18:52:18,317 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:52:18,318 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 42 transitions, 154 flow. Second operand has 5 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:18,318 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:18,318 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:52:18,318 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:19,919 INFO L124 PetriNetUnfolderBase]: 17362/23452 cut-off events. [2023-08-03 18:52:19,920 INFO L125 PetriNetUnfolderBase]: For 2359/2359 co-relation queries the response was YES. [2023-08-03 18:52:19,969 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49267 conditions, 23452 events. 17362/23452 cut-off events. For 2359/2359 co-relation queries the response was YES. Maximal size of possible extension queue 1033. Compared 132998 event pairs, 6886 based on Foata normal form. 243/23695 useless extension candidates. Maximal degree in co-relation 17468. Up to 11794 conditions per place. [2023-08-03 18:52:20,030 INFO L140 encePairwiseOnDemand]: 200/204 looper letters, 52 selfloop transitions, 4 changer transitions 0/66 dead transitions. [2023-08-03 18:52:20,030 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 66 transitions, 314 flow [2023-08-03 18:52:20,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-03 18:52:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-03 18:52:20,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 491 transitions. [2023-08-03 18:52:20,032 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6017156862745098 [2023-08-03 18:52:20,032 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 491 transitions. [2023-08-03 18:52:20,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 491 transitions. [2023-08-03 18:52:20,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:20,032 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 491 transitions. [2023-08-03 18:52:20,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 122.75) internal successors, (491), 4 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:20,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:20,035 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:20,035 INFO L175 Difference]: Start difference. First operand has 67 places, 42 transitions, 154 flow. Second operand 4 states and 491 transitions. [2023-08-03 18:52:20,035 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 66 transitions, 314 flow [2023-08-03 18:52:20,038 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 66 transitions, 308 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-03 18:52:20,039 INFO L231 Difference]: Finished difference. Result has 69 places, 43 transitions, 168 flow [2023-08-03 18:52:20,039 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=168, PETRI_PLACES=69, PETRI_TRANSITIONS=43} [2023-08-03 18:52:20,039 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 15 predicate places. [2023-08-03 18:52:20,039 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 43 transitions, 168 flow [2023-08-03 18:52:20,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.0) internal successors, (565), 5 states have internal predecessors, (565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:20,040 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:20,040 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:20,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-08-03 18:52:20,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:20,244 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:20,245 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:20,245 INFO L85 PathProgramCache]: Analyzing trace with hash -89709418, now seen corresponding path program 1 times [2023-08-03 18:52:20,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:20,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821562961] [2023-08-03 18:52:20,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:20,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:20,421 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-08-03 18:52:20,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:20,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821562961] [2023-08-03 18:52:20,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821562961] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:20,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:52:20,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-03 18:52:20,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297131768] [2023-08-03 18:52:20,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:20,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:52:20,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:20,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:52:20,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-03 18:52:20,440 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 204 [2023-08-03 18:52:20,441 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 43 transitions, 168 flow. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:20,441 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:20,441 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 204 [2023-08-03 18:52:20,441 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:33,602 INFO L124 PetriNetUnfolderBase]: 169441/214883 cut-off events. [2023-08-03 18:52:33,602 INFO L125 PetriNetUnfolderBase]: For 96321/96321 co-relation queries the response was YES. [2023-08-03 18:52:34,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 490626 conditions, 214883 events. 169441/214883 cut-off events. For 96321/96321 co-relation queries the response was YES. Maximal size of possible extension queue 6127. Compared 1226507 event pairs, 84824 based on Foata normal form. 4081/218895 useless extension candidates. Maximal degree in co-relation 279272. Up to 139616 conditions per place. [2023-08-03 18:52:35,126 INFO L140 encePairwiseOnDemand]: 190/204 looper letters, 62 selfloop transitions, 13 changer transitions 0/79 dead transitions. [2023-08-03 18:52:35,126 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 79 transitions, 465 flow [2023-08-03 18:52:35,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:52:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:52:35,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 362 transitions. [2023-08-03 18:52:35,128 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5915032679738562 [2023-08-03 18:52:35,128 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 362 transitions. [2023-08-03 18:52:35,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 362 transitions. [2023-08-03 18:52:35,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:35,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 362 transitions. [2023-08-03 18:52:35,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:35,130 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:35,131 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:35,131 INFO L175 Difference]: Start difference. First operand has 69 places, 43 transitions, 168 flow. Second operand 3 states and 362 transitions. [2023-08-03 18:52:35,131 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 79 transitions, 465 flow [2023-08-03 18:52:35,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 79 transitions, 457 flow, removed 2 selfloop flow, removed 1 redundant places. [2023-08-03 18:52:35,249 INFO L231 Difference]: Finished difference. Result has 72 places, 55 transitions, 266 flow [2023-08-03 18:52:35,250 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=164, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=266, PETRI_PLACES=72, PETRI_TRANSITIONS=55} [2023-08-03 18:52:35,250 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 18 predicate places. [2023-08-03 18:52:35,250 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 55 transitions, 266 flow [2023-08-03 18:52:35,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:35,251 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:35,251 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:35,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-03 18:52:35,251 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:35,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:35,251 INFO L85 PathProgramCache]: Analyzing trace with hash -89710144, now seen corresponding path program 1 times [2023-08-03 18:52:35,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:35,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526976959] [2023-08-03 18:52:35,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:35,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:35,314 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-08-03 18:52:35,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:35,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526976959] [2023-08-03 18:52:35,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526976959] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:52:35,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89635564] [2023-08-03 18:52:35,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:35,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:35,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:52:35,316 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:52:35,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-08-03 18:52:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:35,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 4 conjunts are in the unsatisfiable core [2023-08-03 18:52:35,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:52:35,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-08-03 18:52:35,428 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-08-03 18:52:35,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89635564] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:35,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-08-03 18:52:35,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2023-08-03 18:52:35,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288052520] [2023-08-03 18:52:35,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:35,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-03 18:52:35,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:35,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-03 18:52:35,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-08-03 18:52:35,441 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:52:35,442 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 55 transitions, 266 flow. Second operand has 5 states, 5 states have (on average 112.6) internal successors, (563), 5 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:35,442 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:35,442 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:52:35,442 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:37,683 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([504] $Ultimate##0-->L724: Formula: (and (= v_~y~0_21 2) (= v_P0Thread2of2ForFork0_~arg.offset_5 |v_P0Thread2of2ForFork0_#in~arg.offset_5|) (= v_P0Thread2of2ForFork0_~arg.base_5 |v_P0Thread2of2ForFork0_#in~arg.base_5|)) InVars {P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} OutVars{P0Thread2of2ForFork0_~arg.offset=v_P0Thread2of2ForFork0_~arg.offset_5, P0Thread2of2ForFork0_~arg.base=v_P0Thread2of2ForFork0_~arg.base_5, P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, ~y~0=v_~y~0_21, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread2of2ForFork0_~arg.offset, P0Thread2of2ForFork0_~arg.base, ~y~0][58], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 38#L785-6true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:37,683 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,683 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,683 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,683 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,885 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([523] $Ultimate##0-->L724: Formula: (and (= v_~y~0_25 2) (= v_P0Thread1of2ForFork0_~arg.base_5 |v_P0Thread1of2ForFork0_#in~arg.base_5|) (= v_P0Thread1of2ForFork0_~arg.offset_5 |v_P0Thread1of2ForFork0_#in~arg.offset_5|)) InVars {P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} OutVars{P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_~arg.base=v_P0Thread1of2ForFork0_~arg.base_5, P0Thread1of2ForFork0_~arg.offset=v_P0Thread1of2ForFork0_~arg.offset_5, ~y~0=v_~y~0_25, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread1of2ForFork0_~arg.base, P0Thread1of2ForFork0_~arg.offset, ~y~0][55], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 38#L785-6true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:37,886 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,886 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,886 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-03 18:52:37,886 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-08-03 18:52:38,498 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([504] $Ultimate##0-->L724: Formula: (and (= v_~y~0_21 2) (= v_P0Thread2of2ForFork0_~arg.offset_5 |v_P0Thread2of2ForFork0_#in~arg.offset_5|) (= v_P0Thread2of2ForFork0_~arg.base_5 |v_P0Thread2of2ForFork0_#in~arg.base_5|)) InVars {P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} OutVars{P0Thread2of2ForFork0_~arg.offset=v_P0Thread2of2ForFork0_~arg.offset_5, P0Thread2of2ForFork0_~arg.base=v_P0Thread2of2ForFork0_~arg.base_5, P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, ~y~0=v_~y~0_21, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread2of2ForFork0_~arg.offset, P0Thread2of2ForFork0_~arg.base, ~y~0][58], [P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 62#L729true, 97#$Ultimate##0true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:38,498 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,498 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,498 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,498 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,506 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 29#$Ultimate##0true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:38,507 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,507 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,507 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,507 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,746 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([523] $Ultimate##0-->L724: Formula: (and (= v_~y~0_25 2) (= v_P0Thread1of2ForFork0_~arg.base_5 |v_P0Thread1of2ForFork0_#in~arg.base_5|) (= v_P0Thread1of2ForFork0_~arg.offset_5 |v_P0Thread1of2ForFork0_#in~arg.offset_5|)) InVars {P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} OutVars{P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_~arg.base=v_P0Thread1of2ForFork0_~arg.base_5, P0Thread1of2ForFork0_~arg.offset=v_P0Thread1of2ForFork0_~arg.offset_5, ~y~0=v_~y~0_25, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread1of2ForFork0_~arg.base, P0Thread1of2ForFork0_~arg.offset, ~y~0][55], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 97#$Ultimate##0true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:38,747 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,747 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,747 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,747 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is cut-off event [2023-08-03 18:52:38,755 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 79#$Ultimate##0true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:38,755 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,755 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,755 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is not cut-off event [2023-08-03 18:52:38,755 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is not cut-off event [2023-08-03 18:52:39,111 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:39,111 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,111 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,111 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,111 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,155 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 29#$Ultimate##0true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:39,155 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,155 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,155 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,155 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,449 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 29#$Ultimate##0true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:39,449 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,449 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,449 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,449 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,487 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), 2#L785-11true, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 29#$Ultimate##0true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:39,487 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,487 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,487 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,487 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,487 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([504] $Ultimate##0-->L724: Formula: (and (= v_~y~0_21 2) (= v_P0Thread2of2ForFork0_~arg.offset_5 |v_P0Thread2of2ForFork0_#in~arg.offset_5|) (= v_P0Thread2of2ForFork0_~arg.base_5 |v_P0Thread2of2ForFork0_#in~arg.base_5|)) InVars {P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} OutVars{P0Thread2of2ForFork0_~arg.offset=v_P0Thread2of2ForFork0_~arg.offset_5, P0Thread2of2ForFork0_~arg.base=v_P0Thread2of2ForFork0_~arg.base_5, P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, ~y~0=v_~y~0_21, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread2of2ForFork0_~arg.offset, P0Thread2of2ForFork0_~arg.base, ~y~0][81], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, 2#L785-11true, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:39,487 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,497 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,497 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,497 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,563 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:39,563 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,563 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,563 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,563 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,764 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 79#$Ultimate##0true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:39,764 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,764 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,764 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,764 INFO L297 olderBase$Statistics]: existing Event has 34 ancestors and is not cut-off event [2023-08-03 18:52:39,770 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, 2#L785-11true, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 79#$Ultimate##0true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:39,770 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,770 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,770 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,770 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, 79#$Ultimate##0true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:39,799 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([523] $Ultimate##0-->L724: Formula: (and (= v_~y~0_25 2) (= v_P0Thread1of2ForFork0_~arg.base_5 |v_P0Thread1of2ForFork0_#in~arg.base_5|) (= v_P0Thread1of2ForFork0_~arg.offset_5 |v_P0Thread1of2ForFork0_#in~arg.offset_5|)) InVars {P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} OutVars{P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_~arg.base=v_P0Thread1of2ForFork0_~arg.base_5, P0Thread1of2ForFork0_~arg.offset=v_P0Thread1of2ForFork0_~arg.offset_5, ~y~0=v_~y~0_25, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread1of2ForFork0_~arg.base, P0Thread1of2ForFork0_~arg.offset, ~y~0][78], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:39,799 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:39,799 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is cut-off event [2023-08-03 18:52:40,164 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,164 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,164 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,164 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,164 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,203 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,203 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,203 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,203 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,204 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,209 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:40,209 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,209 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,209 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,209 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,231 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:40,232 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,232 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,232 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,232 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,263 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([504] $Ultimate##0-->L724: Formula: (and (= v_~y~0_21 2) (= v_P0Thread2of2ForFork0_~arg.offset_5 |v_P0Thread2of2ForFork0_#in~arg.offset_5|) (= v_P0Thread2of2ForFork0_~arg.base_5 |v_P0Thread2of2ForFork0_#in~arg.base_5|)) InVars {P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} OutVars{P0Thread2of2ForFork0_~arg.offset=v_P0Thread2of2ForFork0_~arg.offset_5, P0Thread2of2ForFork0_~arg.base=v_P0Thread2of2ForFork0_~arg.base_5, P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, ~y~0=v_~y~0_21, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread2of2ForFork0_~arg.offset, P0Thread2of2ForFork0_~arg.base, ~y~0][81], [P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), 2#L785-11true, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,263 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,263 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,263 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,263 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,305 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 29#$Ultimate##0true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:40,305 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,305 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,306 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,306 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,306 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([504] $Ultimate##0-->L724: Formula: (and (= v_~y~0_21 2) (= v_P0Thread2of2ForFork0_~arg.offset_5 |v_P0Thread2of2ForFork0_#in~arg.offset_5|) (= v_P0Thread2of2ForFork0_~arg.base_5 |v_P0Thread2of2ForFork0_#in~arg.base_5|)) InVars {P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} OutVars{P0Thread2of2ForFork0_~arg.offset=v_P0Thread2of2ForFork0_~arg.offset_5, P0Thread2of2ForFork0_~arg.base=v_P0Thread2of2ForFork0_~arg.base_5, P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, ~y~0=v_~y~0_21, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread2of2ForFork0_~arg.offset, P0Thread2of2ForFork0_~arg.base, ~y~0][81], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,306 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,306 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,306 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,306 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,697 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:40,697 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,697 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,697 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,697 INFO L297 olderBase$Statistics]: existing Event has 35 ancestors and is not cut-off event [2023-08-03 18:52:40,703 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,703 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,703 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,703 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,703 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:40,730 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, 2#L785-11true, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,730 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,730 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,730 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,730 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,975 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([523] $Ultimate##0-->L724: Formula: (and (= v_~y~0_25 2) (= v_P0Thread1of2ForFork0_~arg.base_5 |v_P0Thread1of2ForFork0_#in~arg.base_5|) (= v_P0Thread1of2ForFork0_~arg.offset_5 |v_P0Thread1of2ForFork0_#in~arg.offset_5|)) InVars {P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} OutVars{P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_~arg.base=v_P0Thread1of2ForFork0_~arg.base_5, P0Thread1of2ForFork0_~arg.offset=v_P0Thread1of2ForFork0_~arg.offset_5, ~y~0=v_~y~0_25, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread1of2ForFork0_~arg.base, P0Thread1of2ForFork0_~arg.offset, ~y~0][78], [P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:40,976 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,976 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,976 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:40,976 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,016 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 79#$Ultimate##0true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,016 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([523] $Ultimate##0-->L724: Formula: (and (= v_~y~0_25 2) (= v_P0Thread1of2ForFork0_~arg.base_5 |v_P0Thread1of2ForFork0_#in~arg.base_5|) (= v_P0Thread1of2ForFork0_~arg.offset_5 |v_P0Thread1of2ForFork0_#in~arg.offset_5|)) InVars {P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} OutVars{P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_~arg.base=v_P0Thread1of2ForFork0_~arg.base_5, P0Thread1of2ForFork0_~arg.offset=v_P0Thread1of2ForFork0_~arg.offset_5, ~y~0=v_~y~0_25, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread1of2ForFork0_~arg.base, P0Thread1of2ForFork0_~arg.offset, ~y~0][78], [P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,017 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,017 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is cut-off event [2023-08-03 18:52:41,201 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 14#P0EXITtrue, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,201 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,202 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,202 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,202 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,346 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [111#L758true, P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 104#P0EXITtrue, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 53#L741true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,347 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,347 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,347 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,347 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,380 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,381 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,381 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,381 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,381 INFO L297 olderBase$Statistics]: existing Event has 36 ancestors and is not cut-off event [2023-08-03 18:52:41,385 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:41,385 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-08-03 18:52:41,385 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:41,385 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:41,385 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:41,408 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:41,408 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,408 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,408 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,408 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,466 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:41,467 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,467 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,467 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,467 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,499 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([504] $Ultimate##0-->L724: Formula: (and (= v_~y~0_21 2) (= v_P0Thread2of2ForFork0_~arg.offset_5 |v_P0Thread2of2ForFork0_#in~arg.offset_5|) (= v_P0Thread2of2ForFork0_~arg.base_5 |v_P0Thread2of2ForFork0_#in~arg.base_5|)) InVars {P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} OutVars{P0Thread2of2ForFork0_~arg.offset=v_P0Thread2of2ForFork0_~arg.offset_5, P0Thread2of2ForFork0_~arg.base=v_P0Thread2of2ForFork0_~arg.base_5, P0Thread2of2ForFork0_#in~arg.offset=|v_P0Thread2of2ForFork0_#in~arg.offset_5|, ~y~0=v_~y~0_21, P0Thread2of2ForFork0_#in~arg.base=|v_P0Thread2of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread2of2ForFork0_~arg.offset, P0Thread2of2ForFork0_~arg.base, ~y~0][81], [P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,499 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,499 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,499 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,499 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,500 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 29#$Ultimate##0true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:41,500 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,500 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,500 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,500 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,945 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:41,945 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,945 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,945 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:41,945 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,140 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([523] $Ultimate##0-->L724: Formula: (and (= v_~y~0_25 2) (= v_P0Thread1of2ForFork0_~arg.base_5 |v_P0Thread1of2ForFork0_#in~arg.base_5|) (= v_P0Thread1of2ForFork0_~arg.offset_5 |v_P0Thread1of2ForFork0_#in~arg.offset_5|)) InVars {P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} OutVars{P0Thread1of2ForFork0_#in~arg.offset=|v_P0Thread1of2ForFork0_#in~arg.offset_5|, P0Thread1of2ForFork0_~arg.base=v_P0Thread1of2ForFork0_~arg.base_5, P0Thread1of2ForFork0_~arg.offset=v_P0Thread1of2ForFork0_~arg.offset_5, ~y~0=v_~y~0_25, P0Thread1of2ForFork0_#in~arg.base=|v_P0Thread1of2ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[P0Thread1of2ForFork0_~arg.base, P0Thread1of2ForFork0_~arg.offset, ~y~0][78], [P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 97#$Ultimate##0true, 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:42,140 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,140 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,140 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,141 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,141 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 79#$Ultimate##0true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:42,141 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,141 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,141 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,141 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is cut-off event [2023-08-03 18:52:42,339 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 99#L729true, 14#P0EXITtrue, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:42,339 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,339 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,339 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,339 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,342 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 14#P0EXITtrue, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:42,342 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,342 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,342 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,342 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,364 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 2#L785-11true, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 14#P0EXITtrue, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:42,364 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,364 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,364 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,364 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,493 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][73], [111#L758true, P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 104#P0EXITtrue, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 511#true, 672#(<= 1 |ULTIMATE.start_main_~asdf~2#1|), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 38#L785-6true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:42,493 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,493 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,493 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,493 INFO L297 olderBase$Statistics]: existing Event has 37 ancestors and is not cut-off event [2023-08-03 18:52:42,497 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), 2#L785-11true, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 104#P0EXITtrue, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:42,497 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,497 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,497 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,497 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:42,519 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), 2#L785-11true, P1Thread1of2ForFork1InUse, 104#P0EXITtrue, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:42,519 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,519 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,519 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,519 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,576 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:42,576 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,576 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,576 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,576 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,604 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 40#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:42,604 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,604 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,604 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:42,604 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:43,071 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 27#L724true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:43,071 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-08-03 18:52:43,071 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:43,072 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:43,072 INFO L297 olderBase$Statistics]: existing Event has 38 ancestors and is cut-off event [2023-08-03 18:52:43,456 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 14#P0EXITtrue, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:43,456 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,456 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,456 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,456 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,595 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, 104#P0EXITtrue, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), P2Thread1of2ForFork2InUse, 663#true, P2Thread2of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|)]) [2023-08-03 18:52:43,595 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,596 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,596 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,596 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,623 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:43,623 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,623 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,623 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:43,623 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:52:44,415 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 99#L729true, 14#P0EXITtrue, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:44,415 INFO L294 olderBase$Statistics]: this new event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,415 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,415 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,415 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,532 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][77], [P0Thread1of2ForFork0InUse, 111#L758true, P0Thread2of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 104#P0EXITtrue, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 67#L790true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 511#true, 62#L729true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, P2Thread1of2ForFork2InUse, 663#true, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:52:44,532 INFO L294 olderBase$Statistics]: this new event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,532 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,532 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:52:44,532 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:52:45,902 INFO L124 PetriNetUnfolderBase]: 112871/146866 cut-off events. [2023-08-03 18:52:45,902 INFO L125 PetriNetUnfolderBase]: For 136053/141596 co-relation queries the response was YES. [2023-08-03 18:52:46,639 INFO L83 FinitePrefix]: Finished finitePrefix Result has 427244 conditions, 146866 events. 112871/146866 cut-off events. For 136053/141596 co-relation queries the response was YES. Maximal size of possible extension queue 6227. Compared 915368 event pairs, 6405 based on Foata normal form. 5760/140318 useless extension candidates. Maximal degree in co-relation 231557. Up to 81308 conditions per place. [2023-08-03 18:52:47,215 INFO L140 encePairwiseOnDemand]: 201/204 looper letters, 81 selfloop transitions, 3 changer transitions 0/99 dead transitions. [2023-08-03 18:52:47,215 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 99 transitions, 608 flow [2023-08-03 18:52:47,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-03 18:52:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-03 18:52:47,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 607 transitions. [2023-08-03 18:52:47,217 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5950980392156863 [2023-08-03 18:52:47,217 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 607 transitions. [2023-08-03 18:52:47,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 607 transitions. [2023-08-03 18:52:47,217 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:47,217 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 607 transitions. [2023-08-03 18:52:47,218 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 121.4) internal successors, (607), 5 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:47,219 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:47,220 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 204.0) internal successors, (1224), 6 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:47,220 INFO L175 Difference]: Start difference. First operand has 72 places, 55 transitions, 266 flow. Second operand 5 states and 607 transitions. [2023-08-03 18:52:47,220 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 99 transitions, 608 flow [2023-08-03 18:52:47,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 99 transitions, 549 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-03 18:52:47,962 INFO L231 Difference]: Finished difference. Result has 71 places, 53 transitions, 233 flow [2023-08-03 18:52:47,962 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=227, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=233, PETRI_PLACES=71, PETRI_TRANSITIONS=53} [2023-08-03 18:52:47,963 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 17 predicate places. [2023-08-03 18:52:47,963 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 53 transitions, 233 flow [2023-08-03 18:52:47,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 112.6) internal successors, (563), 5 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:47,963 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:47,963 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:47,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-08-03 18:52:48,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:52:48,170 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:48,170 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:48,170 INFO L85 PathProgramCache]: Analyzing trace with hash 578097803, now seen corresponding path program 1 times [2023-08-03 18:52:48,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:48,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114230790] [2023-08-03 18:52:48,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:48,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-08-03 18:52:48,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:48,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114230790] [2023-08-03 18:52:48,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114230790] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:48,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:52:48,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-03 18:52:48,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990599709] [2023-08-03 18:52:48,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:48,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:52:48,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:48,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:52:48,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-03 18:52:48,349 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 204 [2023-08-03 18:52:48,350 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 53 transitions, 233 flow. Second operand has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:48,350 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:48,350 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 204 [2023-08-03 18:52:48,350 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:52:57,828 INFO L124 PetriNetUnfolderBase]: 116039/148633 cut-off events. [2023-08-03 18:52:57,828 INFO L125 PetriNetUnfolderBase]: For 107105/107105 co-relation queries the response was YES. [2023-08-03 18:52:58,526 INFO L83 FinitePrefix]: Finished finitePrefix Result has 399789 conditions, 148633 events. 116039/148633 cut-off events. For 107105/107105 co-relation queries the response was YES. Maximal size of possible extension queue 4525. Compared 867202 event pairs, 24121 based on Foata normal form. 700/148924 useless extension candidates. Maximal degree in co-relation 173962. Up to 101471 conditions per place. [2023-08-03 18:52:59,013 INFO L140 encePairwiseOnDemand]: 200/204 looper letters, 68 selfloop transitions, 5 changer transitions 0/84 dead transitions. [2023-08-03 18:52:59,013 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 84 transitions, 520 flow [2023-08-03 18:52:59,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:52:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:52:59,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 386 transitions. [2023-08-03 18:52:59,015 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.630718954248366 [2023-08-03 18:52:59,015 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 386 transitions. [2023-08-03 18:52:59,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 386 transitions. [2023-08-03 18:52:59,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:52:59,015 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 386 transitions. [2023-08-03 18:52:59,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 128.66666666666666) internal successors, (386), 3 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:59,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:59,017 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:59,017 INFO L175 Difference]: Start difference. First operand has 71 places, 53 transitions, 233 flow. Second operand 3 states and 386 transitions. [2023-08-03 18:52:59,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 84 transitions, 520 flow [2023-08-03 18:52:59,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 84 transitions, 510 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-03 18:52:59,090 INFO L231 Difference]: Finished difference. Result has 71 places, 57 transitions, 269 flow [2023-08-03 18:52:59,091 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=269, PETRI_PLACES=71, PETRI_TRANSITIONS=57} [2023-08-03 18:52:59,091 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 17 predicate places. [2023-08-03 18:52:59,091 INFO L495 AbstractCegarLoop]: Abstraction has has 71 places, 57 transitions, 269 flow [2023-08-03 18:52:59,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 117.0) internal successors, (351), 3 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:59,091 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:52:59,092 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:52:59,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-03 18:52:59,092 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:52:59,092 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:52:59,092 INFO L85 PathProgramCache]: Analyzing trace with hash 771495527, now seen corresponding path program 1 times [2023-08-03 18:52:59,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:52:59,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801971709] [2023-08-03 18:52:59,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:52:59,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:52:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:52:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-08-03 18:52:59,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:52:59,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801971709] [2023-08-03 18:52:59,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801971709] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:52:59,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:52:59,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-03 18:52:59,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866784887] [2023-08-03 18:52:59,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:52:59,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-03 18:52:59,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:52:59,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-03 18:52:59,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-08-03 18:52:59,234 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 204 [2023-08-03 18:52:59,234 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 57 transitions, 269 flow. Second operand has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:52:59,234 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:52:59,234 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 204 [2023-08-03 18:52:59,235 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:53:16,348 INFO L124 PetriNetUnfolderBase]: 213333/267746 cut-off events. [2023-08-03 18:53:16,349 INFO L125 PetriNetUnfolderBase]: For 186642/186642 co-relation queries the response was YES. [2023-08-03 18:53:17,581 INFO L83 FinitePrefix]: Finished finitePrefix Result has 798002 conditions, 267746 events. 213333/267746 cut-off events. For 186642/186642 co-relation queries the response was YES. Maximal size of possible extension queue 7613. Compared 1523495 event pairs, 36846 based on Foata normal form. 1344/269005 useless extension candidates. Maximal degree in co-relation 464007. Up to 127033 conditions per place. [2023-08-03 18:53:18,594 INFO L140 encePairwiseOnDemand]: 190/204 looper letters, 101 selfloop transitions, 21 changer transitions 0/125 dead transitions. [2023-08-03 18:53:18,594 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 125 transitions, 832 flow [2023-08-03 18:53:18,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-03 18:53:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-03 18:53:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 487 transitions. [2023-08-03 18:53:18,596 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5968137254901961 [2023-08-03 18:53:18,596 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 487 transitions. [2023-08-03 18:53:18,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 487 transitions. [2023-08-03 18:53:18,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:53:18,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 487 transitions. [2023-08-03 18:53:18,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 121.75) internal successors, (487), 4 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:18,599 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:18,599 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 204.0) internal successors, (1020), 5 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:18,599 INFO L175 Difference]: Start difference. First operand has 71 places, 57 transitions, 269 flow. Second operand 4 states and 487 transitions. [2023-08-03 18:53:18,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 125 transitions, 832 flow [2023-08-03 18:53:18,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 125 transitions, 823 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-03 18:53:18,783 INFO L231 Difference]: Finished difference. Result has 76 places, 75 transitions, 462 flow [2023-08-03 18:53:18,783 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=462, PETRI_PLACES=76, PETRI_TRANSITIONS=75} [2023-08-03 18:53:18,784 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 22 predicate places. [2023-08-03 18:53:18,784 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 75 transitions, 462 flow [2023-08-03 18:53:18,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:18,784 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:53:18,784 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:53:18,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-03 18:53:18,785 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:53:18,785 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:53:18,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1278446835, now seen corresponding path program 1 times [2023-08-03 18:53:18,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:53:18,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822541849] [2023-08-03 18:53:18,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:53:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:53:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:53:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-08-03 18:53:18,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:53:18,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822541849] [2023-08-03 18:53:18,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822541849] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:53:18,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:53:18,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-03 18:53:18,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973585360] [2023-08-03 18:53:18,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:53:18,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:53:18,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:53:18,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:53:18,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-03 18:53:18,915 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 204 [2023-08-03 18:53:18,916 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 75 transitions, 462 flow. Second operand has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:18,916 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:53:18,916 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 204 [2023-08-03 18:53:18,916 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:53:36,659 INFO L124 PetriNetUnfolderBase]: 183135/236006 cut-off events. [2023-08-03 18:53:36,659 INFO L125 PetriNetUnfolderBase]: For 337994/338181 co-relation queries the response was YES. [2023-08-03 18:53:38,112 INFO L83 FinitePrefix]: Finished finitePrefix Result has 793394 conditions, 236006 events. 183135/236006 cut-off events. For 337994/338181 co-relation queries the response was YES. Maximal size of possible extension queue 7426. Compared 1472361 event pairs, 54767 based on Foata normal form. 139/235185 useless extension candidates. Maximal degree in co-relation 793292. Up to 197304 conditions per place. [2023-08-03 18:53:38,843 INFO L140 encePairwiseOnDemand]: 198/204 looper letters, 84 selfloop transitions, 11 changer transitions 0/116 dead transitions. [2023-08-03 18:53:38,843 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 116 transitions, 903 flow [2023-08-03 18:53:38,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:53:38,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:53:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 383 transitions. [2023-08-03 18:53:38,845 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6258169934640523 [2023-08-03 18:53:38,845 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 383 transitions. [2023-08-03 18:53:38,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 383 transitions. [2023-08-03 18:53:38,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:53:38,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 383 transitions. [2023-08-03 18:53:38,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 127.66666666666667) internal successors, (383), 3 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:38,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:38,847 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:38,847 INFO L175 Difference]: Start difference. First operand has 76 places, 75 transitions, 462 flow. Second operand 3 states and 383 transitions. [2023-08-03 18:53:38,848 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 116 transitions, 903 flow [2023-08-03 18:53:39,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 116 transitions, 903 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-03 18:53:39,264 INFO L231 Difference]: Finished difference. Result has 79 places, 85 transitions, 577 flow [2023-08-03 18:53:39,264 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=462, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=577, PETRI_PLACES=79, PETRI_TRANSITIONS=85} [2023-08-03 18:53:39,265 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 25 predicate places. [2023-08-03 18:53:39,265 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 85 transitions, 577 flow [2023-08-03 18:53:39,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.33333333333333) internal successors, (346), 3 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:39,265 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:53:39,265 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:53:39,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-03 18:53:39,265 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:53:39,266 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:53:39,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1473388932, now seen corresponding path program 1 times [2023-08-03 18:53:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:53:39,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697181968] [2023-08-03 18:53:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:53:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:53:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:53:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-08-03 18:53:39,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:53:39,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697181968] [2023-08-03 18:53:39,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697181968] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:53:39,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:53:39,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-03 18:53:39,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659642006] [2023-08-03 18:53:39,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:53:39,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-03 18:53:39,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:53:39,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-03 18:53:39,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-03 18:53:39,472 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 204 [2023-08-03 18:53:39,472 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 85 transitions, 577 flow. Second operand has 5 states, 5 states have (on average 102.4) internal successors, (512), 5 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:53:39,472 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:53:39,472 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 204 [2023-08-03 18:53:39,473 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:54:07,930 INFO L124 PetriNetUnfolderBase]: 317077/397949 cut-off events. [2023-08-03 18:54:07,930 INFO L125 PetriNetUnfolderBase]: For 609105/609105 co-relation queries the response was YES. [2023-08-03 18:54:10,352 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1487351 conditions, 397949 events. 317077/397949 cut-off events. For 609105/609105 co-relation queries the response was YES. Maximal size of possible extension queue 12246. Compared 2388182 event pairs, 46580 based on Foata normal form. 2700/400574 useless extension candidates. Maximal degree in co-relation 881531. Up to 162512 conditions per place. [2023-08-03 18:54:11,218 INFO L140 encePairwiseOnDemand]: 190/204 looper letters, 160 selfloop transitions, 65 changer transitions 14/242 dead transitions. [2023-08-03 18:54:11,218 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 242 transitions, 1998 flow [2023-08-03 18:54:11,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-03 18:54:11,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-03 18:54:11,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 841 transitions. [2023-08-03 18:54:11,220 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5889355742296919 [2023-08-03 18:54:11,221 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 841 transitions. [2023-08-03 18:54:11,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 841 transitions. [2023-08-03 18:54:11,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:54:11,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 841 transitions. [2023-08-03 18:54:11,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 120.14285714285714) internal successors, (841), 7 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:11,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 204.0) internal successors, (1632), 8 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:11,225 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 204.0) internal successors, (1632), 8 states have internal predecessors, (1632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:11,225 INFO L175 Difference]: Start difference. First operand has 79 places, 85 transitions, 577 flow. Second operand 7 states and 841 transitions. [2023-08-03 18:54:11,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 242 transitions, 1998 flow [2023-08-03 18:54:13,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 242 transitions, 1975 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-03 18:54:13,111 INFO L231 Difference]: Finished difference. Result has 89 places, 131 transitions, 1242 flow [2023-08-03 18:54:13,111 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1242, PETRI_PLACES=89, PETRI_TRANSITIONS=131} [2023-08-03 18:54:13,112 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 35 predicate places. [2023-08-03 18:54:13,112 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 131 transitions, 1242 flow [2023-08-03 18:54:13,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 102.4) internal successors, (512), 5 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:13,112 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:54:13,112 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:54:13,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-03 18:54:13,113 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:54:13,113 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:54:13,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1061374280, now seen corresponding path program 2 times [2023-08-03 18:54:13,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:54:13,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820774062] [2023-08-03 18:54:13,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:54:13,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:54:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:54:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-08-03 18:54:13,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:54:13,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820774062] [2023-08-03 18:54:13,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820774062] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:54:13,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:54:13,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-03 18:54:13,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354820480] [2023-08-03 18:54:13,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:54:13,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-03 18:54:13,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:54:13,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-03 18:54:13,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-03 18:54:13,451 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 204 [2023-08-03 18:54:13,451 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 131 transitions, 1242 flow. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:13,451 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:54:13,452 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 204 [2023-08-03 18:54:13,452 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:54:30,105 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][182], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), Black: 767#(= ~x~0 1), P0Thread2of2ForFork0InUse, Black: 768#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 775#(<= ~y~0 0), 765#true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 778#true, Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 786#(and (= 2 ~__unbuffered_p1_EAX~0) (= 2 ~x~0)), 780#(= 2 ~x~0), 67#L790true, Black: 784#(and (= 2 ~x~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1)))), Black: 782#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 99#L729true, 795#true, 14#P0EXITtrue, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), 112#L741true, Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, Black: 762#(= ~__unbuffered_p1_EAX~0 0), P2Thread1of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:54:30,106 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,106 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,106 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,106 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,153 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][182], [111#L758true, P0Thread1of2ForFork0InUse, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, Black: 767#(= ~x~0 1), Black: 768#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, Black: 775#(<= ~y~0 0), 765#true, Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), Black: 778#true, Black: 786#(and (= 2 ~__unbuffered_p1_EAX~0) (= 2 ~x~0)), 780#(= 2 ~x~0), Black: 784#(and (= 2 ~x~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1)))), 67#L790true, Black: 782#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 99#L729true, 795#true, 14#P0EXITtrue, 53#L741true, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), Black: 762#(= ~__unbuffered_p1_EAX~0 0), P2Thread1of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:54:30,153 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,153 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,153 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:54:30,153 INFO L297 olderBase$Statistics]: existing Event has 39 ancestors and is cut-off event [2023-08-03 18:54:32,557 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([528] $Ultimate##0-->L758: Formula: (and (= v_~x~0_33 2) (= v_P2Thread2of2ForFork2_~arg.base_5 |v_P2Thread2of2ForFork2_#in~arg.base_5|) (= |v_P2Thread2of2ForFork2_#in~arg.offset_5| v_P2Thread2of2ForFork2_~arg.offset_5)) InVars {P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|} OutVars{P2Thread2of2ForFork2_#in~arg.base=|v_P2Thread2of2ForFork2_#in~arg.base_5|, P2Thread2of2ForFork2_~arg.base=v_P2Thread2of2ForFork2_~arg.base_5, P2Thread2of2ForFork2_#in~arg.offset=|v_P2Thread2of2ForFork2_#in~arg.offset_5|, ~x~0=v_~x~0_33, P2Thread2of2ForFork2_~arg.offset=v_P2Thread2of2ForFork2_~arg.offset_5} AuxVars[] AssignedVars[P2Thread2of2ForFork2_~arg.base, ~x~0, P2Thread2of2ForFork2_~arg.offset][182], [P0Thread1of2ForFork0InUse, 111#L758true, 323#(<= 2 |ULTIMATE.start_main_~asdf~1#1|), P0Thread2of2ForFork0InUse, Black: 767#(= ~x~0 1), Black: 768#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), P1Thread1of2ForFork1InUse, P1Thread2of2ForFork1InUse, 765#true, Black: 775#(<= ~y~0 0), Black: 139#(<= |ULTIMATE.start_main_~asdf~0#1| 0), 177#(<= 2 |ULTIMATE.start_main_~asdf~0#1|), Black: 778#true, Black: 514#(<= |ULTIMATE.start_main_~asdf~2#1| 1), 780#(= 2 ~x~0), Black: 786#(and (= 2 ~__unbuffered_p1_EAX~0) (= 2 ~x~0)), 67#L790true, Black: 784#(and (= 2 ~x~0) (or (not (= 2 ~y~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1)))), Black: 782#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), Black: 665#(or (not (= 2 ~y~0)) (not (= 2 ~x~0)) (not (= ~__unbuffered_p0_EAX~0 0)) (not (= ~__unbuffered_p1_EAX~0 1))), 19#L761true, 92#L746true, Black: 218#(<= |ULTIMATE.start_main_~asdf~2#1| 0), 673#(<= 2 |ULTIMATE.start_main_~asdf~2#1|), 99#L729true, 795#true, 14#P0EXITtrue, Black: 164#(<= |ULTIMATE.start_main_~asdf~1#1| 0), Black: 176#(<= 1 |ULTIMATE.start_main_~asdf~0#1|), 31#L746true, Black: 762#(= ~__unbuffered_p1_EAX~0 0), P2Thread1of2ForFork2InUse, Black: 322#(<= 1 |ULTIMATE.start_main_~asdf~1#1|), P2Thread2of2ForFork2InUse]) [2023-08-03 18:54:32,558 INFO L294 olderBase$Statistics]: this new event has 40 ancestors and is cut-off event [2023-08-03 18:54:32,558 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:54:32,558 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:54:32,558 INFO L297 olderBase$Statistics]: existing Event has 40 ancestors and is cut-off event [2023-08-03 18:54:37,035 INFO L124 PetriNetUnfolderBase]: 185853/251547 cut-off events. [2023-08-03 18:54:37,035 INFO L125 PetriNetUnfolderBase]: For 1125781/1158641 co-relation queries the response was YES. [2023-08-03 18:54:38,755 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1041235 conditions, 251547 events. 185853/251547 cut-off events. For 1125781/1158641 co-relation queries the response was YES. Maximal size of possible extension queue 12118. Compared 1889872 event pairs, 33184 based on Foata normal form. 5921/242275 useless extension candidates. Maximal degree in co-relation 662721. Up to 207019 conditions per place. [2023-08-03 18:54:39,722 INFO L140 encePairwiseOnDemand]: 196/204 looper letters, 145 selfloop transitions, 7 changer transitions 2/205 dead transitions. [2023-08-03 18:54:39,722 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 205 transitions, 2215 flow [2023-08-03 18:54:39,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-03 18:54:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-03 18:54:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 376 transitions. [2023-08-03 18:54:39,724 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6143790849673203 [2023-08-03 18:54:39,724 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 376 transitions. [2023-08-03 18:54:39,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 376 transitions. [2023-08-03 18:54:39,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:54:39,724 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 376 transitions. [2023-08-03 18:54:39,725 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:39,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:39,726 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 204.0) internal successors, (816), 4 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:39,726 INFO L175 Difference]: Start difference. First operand has 89 places, 131 transitions, 1242 flow. Second operand 3 states and 376 transitions. [2023-08-03 18:54:39,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 205 transitions, 2215 flow [2023-08-03 18:54:42,298 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 205 transitions, 2207 flow, removed 4 selfloop flow, removed 0 redundant places. [2023-08-03 18:54:42,299 INFO L231 Difference]: Finished difference. Result has 92 places, 137 transitions, 1281 flow [2023-08-03 18:54:42,300 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=1234, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1281, PETRI_PLACES=92, PETRI_TRANSITIONS=137} [2023-08-03 18:54:42,300 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 38 predicate places. [2023-08-03 18:54:42,300 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 137 transitions, 1281 flow [2023-08-03 18:54:42,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:42,300 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:54:42,301 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:54:42,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-03 18:54:42,301 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:54:42,301 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:54:42,301 INFO L85 PathProgramCache]: Analyzing trace with hash -414779573, now seen corresponding path program 1 times [2023-08-03 18:54:42,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:54:42,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764480604] [2023-08-03 18:54:42,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:54:42,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:54:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:54:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-08-03 18:54:42,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:54:42,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764480604] [2023-08-03 18:54:42,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764480604] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-03 18:54:42,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1108679937] [2023-08-03 18:54:42,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:54:42,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-03 18:54:42,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-03 18:54:42,425 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-08-03 18:54:42,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-08-03 18:54:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:54:42,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 27 conjunts are in the unsatisfiable core [2023-08-03 18:54:42,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-03 18:54:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-08-03 18:54:42,768 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-03 18:54:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-08-03 18:54:43,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1108679937] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-03 18:54:43,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-03 18:54:43,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 16 [2023-08-03 18:54:43,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944916195] [2023-08-03 18:54:43,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-03 18:54:43,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-08-03 18:54:43,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:54:43,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-08-03 18:54:43,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=167, Unknown=0, NotChecked=0, Total=272 [2023-08-03 18:54:43,193 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 204 [2023-08-03 18:54:43,194 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 137 transitions, 1281 flow. Second operand has 17 states, 17 states have (on average 95.17647058823529) internal successors, (1618), 17 states have internal predecessors, (1618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:54:43,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:54:43,194 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 204 [2023-08-03 18:54:43,195 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-03 18:55:39,696 INFO L124 PetriNetUnfolderBase]: 455180/582898 cut-off events. [2023-08-03 18:55:39,696 INFO L125 PetriNetUnfolderBase]: For 2275302/2275302 co-relation queries the response was YES. [2023-08-03 18:55:43,524 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2745008 conditions, 582898 events. 455180/582898 cut-off events. For 2275302/2275302 co-relation queries the response was YES. Maximal size of possible extension queue 21074. Compared 3921615 event pairs, 6435 based on Foata normal form. 15827/598679 useless extension candidates. Maximal degree in co-relation 2744858. Up to 226240 conditions per place. [2023-08-03 18:55:45,052 INFO L140 encePairwiseOnDemand]: 183/204 looper letters, 531 selfloop transitions, 870 changer transitions 122/1526 dead transitions. [2023-08-03 18:55:45,052 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 1526 transitions, 16688 flow [2023-08-03 18:55:45,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-08-03 18:55:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2023-08-03 18:55:45,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 3692 transitions. [2023-08-03 18:55:45,060 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5655637254901961 [2023-08-03 18:55:45,060 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 3692 transitions. [2023-08-03 18:55:45,060 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 3692 transitions. [2023-08-03 18:55:45,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-03 18:55:45,062 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 3692 transitions. [2023-08-03 18:55:45,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 33 states, 32 states have (on average 115.375) internal successors, (3692), 32 states have internal predecessors, (3692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:55:45,077 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 33 states, 33 states have (on average 204.0) internal successors, (6732), 33 states have internal predecessors, (6732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:55:45,079 INFO L81 ComplementDD]: Finished complementDD. Result has 33 states, 33 states have (on average 204.0) internal successors, (6732), 33 states have internal predecessors, (6732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:55:45,079 INFO L175 Difference]: Start difference. First operand has 92 places, 137 transitions, 1281 flow. Second operand 32 states and 3692 transitions. [2023-08-03 18:55:45,079 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 1526 transitions, 16688 flow [2023-08-03 18:56:44,506 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 1526 transitions, 16647 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-03 18:56:44,520 INFO L231 Difference]: Finished difference. Result has 144 places, 1024 transitions, 12953 flow [2023-08-03 18:56:44,521 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=204, PETRI_DIFFERENCE_MINUEND_FLOW=1274, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=32, PETRI_FLOW=12953, PETRI_PLACES=144, PETRI_TRANSITIONS=1024} [2023-08-03 18:56:44,521 INFO L281 CegarLoopForPetriNet]: 54 programPoint places, 90 predicate places. [2023-08-03 18:56:44,521 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 1024 transitions, 12953 flow [2023-08-03 18:56:44,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 95.17647058823529) internal successors, (1618), 17 states have internal predecessors, (1618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:56:44,522 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-03 18:56:44,522 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-03 18:56:44,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-08-03 18:56:44,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-08-03 18:56:44,727 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-08-03 18:56:44,727 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-03 18:56:44,727 INFO L85 PathProgramCache]: Analyzing trace with hash -713909494, now seen corresponding path program 1 times [2023-08-03 18:56:44,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-03 18:56:44,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937690290] [2023-08-03 18:56:44,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-03 18:56:44,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-03 18:56:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-03 18:56:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-08-03 18:56:44,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-03 18:56:44,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937690290] [2023-08-03 18:56:44,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937690290] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-03 18:56:44,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-03 18:56:44,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-03 18:56:44,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365742339] [2023-08-03 18:56:44,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-03 18:56:44,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-03 18:56:44,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-03 18:56:44,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-03 18:56:44,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-03 18:56:44,882 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 204 [2023-08-03 18:56:44,882 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 1024 transitions, 12953 flow. Second operand has 4 states, 4 states have (on average 111.75) internal successors, (447), 4 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-03 18:56:44,882 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-03 18:56:44,882 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 204 [2023-08-03 18:56:44,882 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand