/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/safe014_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 04:37:28,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 04:37:28,276 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 04:37:28,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 04:37:28,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 04:37:28,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 04:37:28,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 04:37:28,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 04:37:28,312 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 04:37:28,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 04:37:28,315 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 04:37:28,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 04:37:28,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 04:37:28,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 04:37:28,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 04:37:28,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 04:37:28,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 04:37:28,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 04:37:28,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 04:37:28,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 04:37:28,319 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 04:37:28,319 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 04:37:28,319 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 04:37:28,320 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 04:37:28,320 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 04:37:28,320 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 04:37:28,320 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 04:37:28,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 04:37:28,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 04:37:28,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 04:37:28,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 04:37:28,322 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 04:37:28,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 04:37:28,323 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 04:37:28,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 04:37:28,323 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 04:37:28,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 04:37:28,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 04:37:28,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 04:37:28,671 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 04:37:28,673 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 04:37:28,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_rmo.oepc.i [2023-08-26 04:37:29,793 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 04:37:30,053 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 04:37:30,054 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_rmo.oepc.i [2023-08-26 04:37:30,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045c8842a/b9604cef5c4f497ca403510f589691f5/FLAG4d52411c7 [2023-08-26 04:37:30,094 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/045c8842a/b9604cef5c4f497ca403510f589691f5 [2023-08-26 04:37:30,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 04:37:30,099 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 04:37:30,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 04:37:30,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 04:37:30,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 04:37:30,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2853a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30, skipping insertion in model container [2023-08-26 04:37:30,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,167 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 04:37:30,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 04:37:30,566 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 04:37:30,581 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 04:37:30,587 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 04:37:30,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 04:37:30,682 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 04:37:30,683 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 04:37:30,689 INFO L206 MainTranslator]: Completed translation [2023-08-26 04:37:30,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30 WrapperNode [2023-08-26 04:37:30,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 04:37:30,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 04:37:30,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 04:37:30,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 04:37:30,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,782 INFO L138 Inliner]: procedures = 176, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 325 [2023-08-26 04:37:30,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 04:37:30,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 04:37:30,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 04:37:30,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 04:37:30,795 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 04:37:30,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 04:37:30,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 04:37:30,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 04:37:30,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (1/1) ... [2023-08-26 04:37:30,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 04:37:30,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 04:37:30,900 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 04:37:30,912 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 04:37:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 04:37:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 04:37:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 04:37:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 04:37:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 04:37:30,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 04:37:30,932 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 04:37:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 04:37:30,932 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 04:37:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 04:37:30,932 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 04:37:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 04:37:30,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 04:37:30,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 04:37:30,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 04:37:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 04:37:30,934 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 04:37:31,090 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 04:37:31,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 04:37:32,134 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 04:40:30,813 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 04:40:30,813 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 04:40:30,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 04:40:30 BoogieIcfgContainer [2023-08-26 04:40:30,815 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 04:40:30,817 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 04:40:30,817 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 04:40:30,820 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 04:40:30,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 04:37:30" (1/3) ... [2023-08-26 04:40:30,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51538c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 04:40:30, skipping insertion in model container [2023-08-26 04:40:30,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:37:30" (2/3) ... [2023-08-26 04:40:30,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51538c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 04:40:30, skipping insertion in model container [2023-08-26 04:40:30,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 04:40:30" (3/3) ... [2023-08-26 04:40:30,822 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_rmo.oepc.i [2023-08-26 04:40:30,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 04:40:30,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 185 error locations. [2023-08-26 04:40:30,840 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 04:40:56,033 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 04:40:56,064 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 323 places, 316 transitions, 647 flow [2023-08-26 04:41:24,510 INFO L124 PetriNetUnfolderBase]: 3/313 cut-off events. [2023-08-26 04:41:24,510 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 04:41:24,520 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. [2023-08-26 04:41:24,520 INFO L82 GeneralOperation]: Start removeDead. Operand has 323 places, 316 transitions, 647 flow [2023-08-26 04:41:24,536 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 320 places, 313 transitions, 635 flow [2023-08-26 04:41:24,539 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 04:41:24,546 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 320 places, 313 transitions, 635 flow [2023-08-26 04:41:24,549 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 320 places, 313 transitions, 635 flow [2023-08-26 04:41:24,549 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 320 places, 313 transitions, 635 flow [2023-08-26 04:41:50,800 INFO L124 PetriNetUnfolderBase]: 3/313 cut-off events. [2023-08-26 04:41:50,801 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 04:41:50,803 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. [2023-08-26 04:41:50,818 INFO L119 LiptonReduction]: Number of co-enabled transitions 40676 [2023-08-26 04:42:16,469 WARN L234 SmtUtils]: Spent 5.03s 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) [2023-08-26 04:42:36,339 WARN L234 SmtUtils]: Spent 5.31s 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) [2023-08-26 04:42:45,491 WARN L234 SmtUtils]: Spent 6.04s 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) [2023-08-26 04:43:11,694 WARN L234 SmtUtils]: Spent 22.87s 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) [2023-08-26 04:43:24,202 WARN L234 SmtUtils]: Spent 12.49s 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) [2023-08-26 04:43:55,906 WARN L234 SmtUtils]: Spent 29.21s 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) [2023-08-26 04:44:02,727 WARN L234 SmtUtils]: Spent 6.51s 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) [2023-08-26 04:44:21,140 WARN L234 SmtUtils]: Spent 15.08s 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) [2023-08-26 04:47:34,949 WARN L234 SmtUtils]: Spent 3.23m 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) [2023-08-26 04:47:48,663 WARN L234 SmtUtils]: Spent 13.71s 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) [2023-08-26 04:48:34,396 WARN L234 SmtUtils]: Spent 45.72s 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... [2023-08-26 04:51:00,873 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 04:51:01,180 WARN L266 SmtUtils]: Removed 9 from assertion stack [2023-08-26 04:51:01,180 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 04:51:01,182 INFO L158 Benchmark]: Toolchain (without parser) took 811082.28ms. Allocated memory was 358.6MB in the beginning and 15.8GB in the end (delta: 15.4GB). Free memory was 332.1MB in the beginning and 12.5GB in the end (delta: -12.2GB). Peak memory consumption was 12.1GB. Max. memory is 16.0GB. [2023-08-26 04:51:01,182 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 358.6MB. Free memory was 335.5MB in the beginning and 335.3MB in the end (delta: 169.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-26 04:51:01,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.99ms. Allocated memory is still 358.6MB. Free memory was 332.1MB in the beginning and 306.8MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-08-26 04:51:01,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.18ms. Allocated memory is still 358.6MB. Free memory was 306.8MB in the beginning and 303.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 04:51:01,184 INFO L158 Benchmark]: Boogie Preprocessor took 77.05ms. Allocated memory is still 358.6MB. Free memory was 303.1MB in the beginning and 298.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 04:51:01,184 INFO L158 Benchmark]: RCFGBuilder took 179942.86ms. Allocated memory was 358.6MB in the beginning and 15.4GB in the end (delta: 15.1GB). Free memory was 298.9MB in the beginning and 12.9GB in the end (delta: -12.6GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. [2023-08-26 04:51:01,185 INFO L158 Benchmark]: TraceAbstraction took 630363.74ms. Allocated memory was 15.4GB in the beginning and 15.8GB in the end (delta: 320.9MB). Free memory was 12.9GB in the beginning and 12.5GB in the end (delta: 337.3MB). Peak memory consumption was 9.6GB. Max. memory is 16.0GB. [2023-08-26 04:51:01,187 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 358.6MB. Free memory was 335.5MB in the beginning and 335.3MB in the end (delta: 169.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 587.99ms. Allocated memory is still 358.6MB. Free memory was 332.1MB in the beginning and 306.8MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 92.18ms. Allocated memory is still 358.6MB. Free memory was 306.8MB in the beginning and 303.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 77.05ms. Allocated memory is still 358.6MB. Free memory was 303.1MB in the beginning and 298.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 179942.86ms. Allocated memory was 358.6MB in the beginning and 15.4GB in the end (delta: 15.1GB). Free memory was 298.9MB in the beginning and 12.9GB in the end (delta: -12.6GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. * TraceAbstraction took 630363.74ms. Allocated memory was 15.4GB in the beginning and 15.8GB in the end (delta: 320.9MB). Free memory was 12.9GB in the beginning and 12.5GB in the end (delta: 337.3MB). Peak memory consumption was 9.6GB. 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 146768ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown