/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 -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/safe014_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 00:57:14,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 00:57:14,682 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 [2023-08-25 00:57:14,686 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 00:57:14,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 00:57:14,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 00:57:14,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 00:57:14,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 00:57:14,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 00:57:14,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 00:57:14,731 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 00:57:14,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 00:57:14,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 00:57:14,732 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 00:57:14,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 00:57:14,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 00:57:14,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 00:57:14,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 00:57:14,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 00:57:14,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 00:57:14,734 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 00:57:14,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 00:57:14,735 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 00:57:14,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 00:57:14,736 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 00:57:14,736 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 00:57:14,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 00:57:14,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 00:57:14,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 00:57:14,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 00:57:14,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 00:57:14,738 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 00:57:14,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 00:57:14,738 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 00:57:14,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 00:57:14,739 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 00:57:15,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 00:57:15,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 00:57:15,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 00:57:15,069 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 00:57:15,070 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 00:57:15,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_rmo.oepc.i [2023-08-25 00:57:16,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 00:57:16,442 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 00:57:16,442 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_rmo.oepc.i [2023-08-25 00:57:16,462 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1364b57d7/a856d93773ce4356900a185e9583256f/FLAG2cc49b362 [2023-08-25 00:57:16,478 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1364b57d7/a856d93773ce4356900a185e9583256f [2023-08-25 00:57:16,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 00:57:16,483 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 00:57:16,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 00:57:16,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 00:57:16,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 00:57:16,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 12:57:16" (1/1) ... [2023-08-25 00:57:16,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d59c4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:16, skipping insertion in model container [2023-08-25 00:57:16,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 12:57:16" (1/1) ... [2023-08-25 00:57:16,552 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 00:57:16,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 00:57:16,979 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 00:57:17,010 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 00:57:17,012 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 00:57:17,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 00:57:17,085 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 00:57:17,086 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 00:57:17,092 INFO L206 MainTranslator]: Completed translation [2023-08-25 00:57:17,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17 WrapperNode [2023-08-25 00:57:17,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 00:57:17,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 00:57:17,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 00:57:17,093 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 00:57:17,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,148 INFO L138 Inliner]: procedures = 176, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 325 [2023-08-25 00:57:17,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 00:57:17,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 00:57:17,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 00:57:17,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 00:57:17,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,193 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 00:57:17,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 00:57:17,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 00:57:17,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 00:57:17,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (1/1) ... [2023-08-25 00:57:17,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 00:57:17,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 00:57:17,266 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) [2023-08-25 00:57:17,282 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 [2023-08-25 00:57:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 00:57:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 00:57:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 00:57:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 00:57:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 00:57:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 00:57:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 00:57:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 00:57:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 00:57:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 00:57:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 00:57:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 00:57:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 00:57:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 00:57:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 00:57:17,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 00:57:17,303 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-25 00:57:17,507 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 00:57:17,509 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 00:57:18,551 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 01:00:20,001 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 01:00:20,002 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 01:00:20,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:00:20 BoogieIcfgContainer [2023-08-25 01:00:20,004 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 01:00:20,007 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 01:00:20,007 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 01:00:20,011 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 01:00:20,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 12:57:16" (1/3) ... [2023-08-25 01:00:20,012 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed2d30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:00:20, skipping insertion in model container [2023-08-25 01:00:20,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 12:57:17" (2/3) ... [2023-08-25 01:00:20,012 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ed2d30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:00:20, skipping insertion in model container [2023-08-25 01:00:20,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:00:20" (3/3) ... [2023-08-25 01:00:20,014 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_rmo.oepc.i [2023-08-25 01:00:20,029 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 01:00:20,030 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 185 error locations. [2023-08-25 01:00:20,030 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 01:00:47,369 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 01:00:47,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 323 places, 316 transitions, 647 flow [2023-08-25 01:01:13,276 INFO L124 PetriNetUnfolderBase]: 3/313 cut-off events. [2023-08-25 01:01:13,277 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:01:13,286 INFO L83 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 313 events. 3/313 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1549 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 258. Up to 2 conditions per place. [2023-08-25 01:01:13,286 INFO L82 GeneralOperation]: Start removeDead. Operand has 323 places, 316 transitions, 647 flow [2023-08-25 01:01:13,298 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 320 places, 313 transitions, 635 flow [2023-08-25 01:01:13,303 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 01:01:13,315 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 320 places, 313 transitions, 635 flow [2023-08-25 01:01:13,318 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 320 places, 313 transitions, 635 flow [2023-08-25 01:01:13,319 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 320 places, 313 transitions, 635 flow [2023-08-25 01:01:38,216 INFO L124 PetriNetUnfolderBase]: 3/313 cut-off events. [2023-08-25 01:01:38,217 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:01:38,220 INFO L83 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 313 events. 3/313 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1556 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 258. Up to 2 conditions per place. [2023-08-25 01:01:38,235 INFO L119 LiptonReduction]: Number of co-enabled transitions 40676 [2023-08-25 01:02:04,172 WARN L234 SmtUtils]: Spent 5.16s on a formula simplification. DAG size of input: 590 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:02:24,374 WARN L234 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 569 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:02:33,704 WARN L234 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 629 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:03:00,388 WARN L234 SmtUtils]: Spent 23.32s on a formula simplification. DAG size of input: 1276 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:03:13,064 WARN L234 SmtUtils]: Spent 12.67s on a formula simplification. DAG size of input: 1276 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:03:45,255 WARN L234 SmtUtils]: Spent 29.62s on a formula simplification. DAG size of input: 1734 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:03:52,252 WARN L234 SmtUtils]: Spent 6.68s on a formula simplification. DAG size of input: 575 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:04:11,045 WARN L234 SmtUtils]: Spent 15.38s on a formula simplification. DAG size of input: 2531 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:07:27,589 WARN L234 SmtUtils]: Spent 3.28m on a formula simplification. DAG size of input: 3846 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:07:41,162 WARN L234 SmtUtils]: Spent 13.56s on a formula simplification. DAG size of input: 2573 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:08:27,795 WARN L234 SmtUtils]: Spent 46.62s on a formula simplification. DAG size of input: 3632 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-25 01:10:45,718 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 [2023-08-25 01:10:45,719 WARN L266 SmtUtils]: Removed 7 from assertion stack [2023-08-25 01:10:45,719 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-08-25 01:10:45,721 INFO L158 Benchmark]: Toolchain (without parser) took 809237.41ms. Allocated memory was 350.2MB in the beginning and 15.7GB in the end (delta: 15.4GB). Free memory was 324.4MB in the beginning and 5.3GB in the end (delta: -5.0GB). Peak memory consumption was 12.1GB. Max. memory is 16.0GB. [2023-08-25 01:10:45,721 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 350.2MB. Free memory is still 327.9MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 01:10:45,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.19ms. Allocated memory is still 350.2MB. Free memory was 324.4MB in the beginning and 298.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-08-25 01:10:45,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.28ms. Allocated memory is still 350.2MB. Free memory was 298.7MB in the beginning and 295.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 01:10:45,723 INFO L158 Benchmark]: Boogie Preprocessor took 52.49ms. Allocated memory is still 350.2MB. Free memory was 295.1MB in the beginning and 290.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 01:10:45,723 INFO L158 Benchmark]: RCFGBuilder took 182797.97ms. Allocated memory was 350.2MB in the beginning and 15.6GB in the end (delta: 15.2GB). Free memory was 290.9MB in the beginning and 13.4GB in the end (delta: -13.1GB). Peak memory consumption was 3.2GB. Max. memory is 16.0GB. [2023-08-25 01:10:45,724 INFO L158 Benchmark]: TraceAbstraction took 625712.57ms. Allocated memory was 15.6GB in the beginning and 15.7GB in the end (delta: 142.6MB). Free memory was 13.4GB in the beginning and 5.3GB in the end (delta: 8.1GB). Peak memory consumption was 10.0GB. Max. memory is 16.0GB. [2023-08-25 01:10:45,727 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 350.2MB. Free memory is still 327.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 607.19ms. Allocated memory is still 350.2MB. Free memory was 324.4MB in the beginning and 298.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 59.28ms. Allocated memory is still 350.2MB. Free memory was 298.7MB in the beginning and 295.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 52.49ms. Allocated memory is still 350.2MB. Free memory was 295.1MB in the beginning and 290.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 182797.97ms. Allocated memory was 350.2MB in the beginning and 15.6GB in the end (delta: 15.2GB). Free memory was 290.9MB in the beginning and 13.4GB in the end (delta: -13.1GB). Peak memory consumption was 3.2GB. Max. memory is 16.0GB. * TraceAbstraction took 625712.57ms. Allocated memory was 15.6GB in the beginning and 15.7GB in the end (delta: 142.6MB). Free memory was 13.4GB in the beginning and 5.3GB in the end (delta: 8.1GB). Peak memory consumption was 10.0GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] - GenericResultAtLocation [Line: 268]: Unsoundness Warning unspecified type, defaulting to int C: short [268] * 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 320 places, 313 transitions, 635 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 320 places, 313 transitions, 635 flow and 40676 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 3701 for 137908ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown