/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.order.of.the.error.locations.to.be.checked PROGRAM_FIRST -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 05:57:02,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 05:57:02,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2023-08-26 05:57:02,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 05:57:02,648 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 05:57:02,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 05:57:02,681 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 05:57:02,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 05:57:02,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 05:57:02,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 05:57:02,685 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 05:57:02,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 05:57:02,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 05:57:02,687 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 05:57:02,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 05:57:02,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 05:57:02,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 05:57:02,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 05:57:02,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 05:57:02,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 05:57:02,688 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 05:57:02,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 05:57:02,689 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 05:57:02,690 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 05:57:02,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 05:57:02,690 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 05:57:02,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 05:57:02,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:57:02,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 05:57:02,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 05:57:02,692 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 05:57:02,692 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 05:57:02,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 05:57:02,693 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 05:57:02,693 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 05:57:02,693 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 05:57:03,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 05:57:03,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 05:57:03,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 05:57:03,037 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 05:57:03,037 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 05:57:03,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i [2023-08-26 05:57:04,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 05:57:04,612 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 05:57:04,617 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_power.opt.i [2023-08-26 05:57:04,637 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5e75e3ee/7243e297e2254d72b31f3faf0df7a987/FLAGcf210eb11 [2023-08-26 05:57:04,653 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5e75e3ee/7243e297e2254d72b31f3faf0df7a987 [2023-08-26 05:57:04,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 05:57:04,658 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 05:57:04,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 05:57:04,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 05:57:04,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 05:57:04,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:57:04" (1/1) ... [2023-08-26 05:57:04,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2842622e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:04, skipping insertion in model container [2023-08-26 05:57:04,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:57:04" (1/1) ... [2023-08-26 05:57:04,723 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 05:57:05,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:57:05,140 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 05:57:05,156 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-26 05:57:05,158 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-26 05:57:05,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:57:05,248 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:57:05,249 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:57:05,253 INFO L206 MainTranslator]: Completed translation [2023-08-26 05:57:05,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05 WrapperNode [2023-08-26 05:57:05,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 05:57:05,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 05:57:05,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 05:57:05,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 05:57:05,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,314 INFO L138 Inliner]: procedures = 177, calls = 85, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 593 [2023-08-26 05:57:05,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 05:57:05,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 05:57:05,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 05:57:05,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 05:57:05,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,363 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 05:57:05,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 05:57:05,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 05:57:05,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 05:57:05,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (1/1) ... [2023-08-26 05:57:05,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:57:05,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 05:57:05,442 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) [2023-08-26 05:57:05,469 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 [2023-08-26 05:57:05,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 05:57:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 05:57:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 05:57:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 05:57:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 05:57:05,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 05:57:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 05:57:05,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 05:57:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 05:57:05,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 05:57:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 05:57:05,489 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 05:57:05,489 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-26 05:57:05,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-26 05:57:05,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 05:57:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 05:57:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 05:57:05,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 05:57:05,494 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-26 05:57:05,733 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 05:57:05,734 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 05:57:07,110 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 05:57:56,465 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 05:57:56,465 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 05:57:56,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:57:56 BoogieIcfgContainer [2023-08-26 05:57:56,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 05:57:56,469 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 05:57:56,469 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 05:57:56,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 05:57:56,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 05:57:04" (1/3) ... [2023-08-26 05:57:56,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c169e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:57:56, skipping insertion in model container [2023-08-26 05:57:56,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:57:05" (2/3) ... [2023-08-26 05:57:56,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c169e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:57:56, skipping insertion in model container [2023-08-26 05:57:56,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:57:56" (3/3) ... [2023-08-26 05:57:56,474 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_power.opt.i [2023-08-26 05:57:56,489 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 05:57:56,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 286 error locations. [2023-08-26 05:57:56,489 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 05:58:05,060 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 05:58:05,096 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 451 places, 441 transitions, 902 flow [2023-08-26 05:58:09,404 INFO L124 PetriNetUnfolderBase]: 3/437 cut-off events. [2023-08-26 05:58:09,404 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:58:09,415 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450 conditions, 437 events. 3/437 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 2662 event pairs, 0 based on Foata normal form. 0/148 useless extension candidates. Maximal degree in co-relation 377. Up to 2 conditions per place. [2023-08-26 05:58:09,415 INFO L82 GeneralOperation]: Start removeDead. Operand has 451 places, 441 transitions, 902 flow [2023-08-26 05:58:09,432 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 447 places, 437 transitions, 886 flow [2023-08-26 05:58:09,435 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 05:58:09,442 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 447 places, 437 transitions, 886 flow [2023-08-26 05:58:09,444 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 447 places, 437 transitions, 886 flow [2023-08-26 05:58:09,444 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 447 places, 437 transitions, 886 flow [2023-08-26 05:58:13,281 INFO L124 PetriNetUnfolderBase]: 3/437 cut-off events. [2023-08-26 05:58:13,282 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:58:13,287 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450 conditions, 437 events. 3/437 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 2641 event pairs, 0 based on Foata normal form. 0/148 useless extension candidates. Maximal degree in co-relation 377. Up to 2 conditions per place. [2023-08-26 05:58:13,314 INFO L119 LiptonReduction]: Number of co-enabled transitions 79092 [2023-08-26 05:59:47,138 WARN L234 SmtUtils]: Spent 1.55m on a formula simplification. DAG size of input: 7064 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 06:02:29,521 WARN L234 SmtUtils]: Spent 2.71m on a formula simplification. DAG size of input: 7044 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 06:05:19,823 WARN L234 SmtUtils]: Spent 2.84m on a formula simplification. DAG size of input: 7044 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 06:07:30,542 WARN L234 SmtUtils]: Spent 2.18m on a formula simplification. DAG size of input: 7044 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 06:08:53,835 WARN L234 SmtUtils]: Spent 1.39m on a formula simplification. DAG size of input: 7044 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 06:09:22,851 WARN L234 SmtUtils]: Spent 29.00s on a formula simplification. DAG size of input: 6109 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 06:10:25,416 WARN L234 SmtUtils]: Spent 1.04m on a formula simplification. DAG size of input: 7173 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-26 06:11:19,771 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-08-26 06:11:19,771 WARN L266 SmtUtils]: Removed 9 from assertion stack [2023-08-26 06:11:19,771 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-08-26 06:11:19,773 INFO L158 Benchmark]: Toolchain (without parser) took 855114.11ms. Allocated memory was 333.4MB in the beginning and 13.9GB in the end (delta: 13.5GB). Free memory was 307.6MB in the beginning and 9.5GB in the end (delta: -9.2GB). Peak memory consumption was 9.0GB. Max. memory is 16.0GB. [2023-08-26 06:11:19,773 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 333.4MB. Free memory is still 310.8MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 06:11:19,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.80ms. Allocated memory is still 333.4MB. Free memory was 307.6MB in the beginning and 279.0MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-26 06:11:19,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.14ms. Allocated memory is still 333.4MB. Free memory was 279.0MB in the beginning and 274.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 06:11:19,774 INFO L158 Benchmark]: Boogie Preprocessor took 63.32ms. Allocated memory is still 333.4MB. Free memory was 274.8MB in the beginning and 268.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 06:11:19,775 INFO L158 Benchmark]: RCFGBuilder took 51088.17ms. Allocated memory was 333.4MB in the beginning and 13.0GB in the end (delta: 12.7GB). Free memory was 268.5MB in the beginning and 12.4GB in the end (delta: -12.1GB). Peak memory consumption was 1.4GB. Max. memory is 16.0GB. [2023-08-26 06:11:19,776 INFO L158 Benchmark]: TraceAbstraction took 803302.50ms. Allocated memory was 13.0GB in the beginning and 13.9GB in the end (delta: 872.4MB). Free memory was 12.4GB in the beginning and 9.5GB in the end (delta: 2.8GB). Peak memory consumption was 8.4GB. Max. memory is 16.0GB. [2023-08-26 06:11:19,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 333.4MB. Free memory is still 310.8MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 593.80ms. Allocated memory is still 333.4MB. Free memory was 307.6MB in the beginning and 279.0MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 60.14ms. Allocated memory is still 333.4MB. Free memory was 279.0MB in the beginning and 274.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 63.32ms. Allocated memory is still 333.4MB. Free memory was 274.8MB in the beginning and 268.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 51088.17ms. Allocated memory was 333.4MB in the beginning and 13.0GB in the end (delta: 12.7GB). Free memory was 268.5MB in the beginning and 12.4GB in the end (delta: -12.1GB). Peak memory consumption was 1.4GB. Max. memory is 16.0GB. * TraceAbstraction took 803302.50ms. Allocated memory was 13.0GB in the beginning and 13.9GB in the end (delta: 872.4MB). Free memory was 12.4GB in the beginning and 9.5GB in the end (delta: 2.8GB). Peak memory consumption was 8.4GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while CegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 447 places, 437 transitions, 886 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 447 places, 437 transitions, 886 flow and 79092 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 7177 for 54333ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown