/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/safe028_rmo.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 05:32:54,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 05:32:54,182 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 05:32:54,186 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 05:32:54,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 05:32:54,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 05:32:54,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 05:32:54,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 05:32:54,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 05:32:54,218 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 05:32:54,218 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 05:32:54,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 05:32:54,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 05:32:54,219 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 05:32:54,220 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 05:32:54,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 05:32:54,221 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 05:32:54,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 05:32:54,222 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 05:32:54,222 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 05:32:54,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 05:32:54,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:32:54,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 05:32:54,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 05:32:54,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 05:32:54,223 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 05:32:54,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 05:32:54,224 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 05:32:54,224 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 05:32:54,224 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 05:32:54,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 05:32:54,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 05:32:54,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 05:32:54,485 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 05:32:54,486 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 05:32:54,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_rmo.i [2023-08-26 05:32:55,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 05:32:55,703 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 05:32:55,703 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_rmo.i [2023-08-26 05:32:55,719 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3ebb03b/1833bb75f13d4df8b539355080355556/FLAGb29c66870 [2023-08-26 05:32:55,730 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3ebb03b/1833bb75f13d4df8b539355080355556 [2023-08-26 05:32:55,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 05:32:55,735 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 05:32:55,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 05:32:55,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 05:32:55,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 05:32:55,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:32:55" (1/1) ... [2023-08-26 05:32:55,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a1ac57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:55, skipping insertion in model container [2023-08-26 05:32:55,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 05:32:55" (1/1) ... [2023-08-26 05:32:55,784 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 05:32:56,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:32:56,086 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 05:32:56,097 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 05:32:56,098 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 05:32:56,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 05:32:56,162 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:32:56,162 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 05:32:56,167 INFO L206 MainTranslator]: Completed translation [2023-08-26 05:32:56,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56 WrapperNode [2023-08-26 05:32:56,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 05:32:56,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 05:32:56,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 05:32:56,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 05:32:56,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,208 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 319 [2023-08-26 05:32:56,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 05:32:56,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 05:32:56,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 05:32:56,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 05:32:56,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 05:32:56,286 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 05:32:56,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 05:32:56,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 05:32:56,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (1/1) ... [2023-08-26 05:32:56,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 05:32:56,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 05:32:56,312 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 05:32:56,316 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 05:32:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 05:32:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 05:32:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 05:32:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 05:32:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 05:32:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 05:32:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 05:32:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 05:32:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 05:32:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 05:32:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-26 05:32:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-26 05:32:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 05:32:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 05:32:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 05:32:56,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 05:32:56,339 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 05:32:56,487 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 05:32:56,488 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 05:32:57,624 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 05:34:17,044 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 05:34:17,044 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 05:34:17,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:34:17 BoogieIcfgContainer [2023-08-26 05:34:17,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 05:34:17,065 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 05:34:17,065 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 05:34:17,067 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 05:34:17,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 05:32:55" (1/3) ... [2023-08-26 05:34:17,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ffaaaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:34:17, skipping insertion in model container [2023-08-26 05:34:17,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 05:32:56" (2/3) ... [2023-08-26 05:34:17,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79ffaaaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 05:34:17, skipping insertion in model container [2023-08-26 05:34:17,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 05:34:17" (3/3) ... [2023-08-26 05:34:17,078 INFO L112 eAbstractionObserver]: Analyzing ICFG safe028_rmo.i [2023-08-26 05:34:17,089 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 05:34:17,090 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 305 error locations. [2023-08-26 05:34:17,090 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 05:34:32,141 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 05:34:32,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 443 places, 436 transitions, 887 flow [2023-08-26 05:34:44,844 INFO L124 PetriNetUnfolderBase]: 3/433 cut-off events. [2023-08-26 05:34:44,844 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:34:44,859 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 433 events. 3/433 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2648 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 378. Up to 2 conditions per place. [2023-08-26 05:34:44,859 INFO L82 GeneralOperation]: Start removeDead. Operand has 443 places, 436 transitions, 887 flow [2023-08-26 05:34:44,883 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 440 places, 433 transitions, 875 flow [2023-08-26 05:34:44,885 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 05:34:44,893 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 440 places, 433 transitions, 875 flow [2023-08-26 05:34:44,898 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 440 places, 433 transitions, 875 flow [2023-08-26 05:34:44,899 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 440 places, 433 transitions, 875 flow [2023-08-26 05:34:56,207 INFO L124 PetriNetUnfolderBase]: 3/433 cut-off events. [2023-08-26 05:34:56,208 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 05:34:56,210 INFO L83 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 433 events. 3/433 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 2641 event pairs, 0 based on Foata normal form. 0/125 useless extension candidates. Maximal degree in co-relation 378. Up to 2 conditions per place. [2023-08-26 05:34:56,234 INFO L119 LiptonReduction]: Number of co-enabled transitions 95334 [2023-08-26 05:35:19,099 WARN L234 SmtUtils]: Spent 6.08s on a formula simplification. DAG size of input: 1617 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:35:25,813 WARN L234 SmtUtils]: Spent 6.70s on a formula simplification. DAG size of input: 1626 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:35:59,351 WARN L234 SmtUtils]: Spent 28.82s on a formula simplification. DAG size of input: 3259 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:36:04,487 WARN L234 SmtUtils]: Spent 5.13s on a formula simplification. DAG size of input: 1626 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:36:31,430 WARN L234 SmtUtils]: Spent 26.93s on a formula simplification. DAG size of input: 3275 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:36:46,602 WARN L234 SmtUtils]: Spent 15.16s on a formula simplification. DAG size of input: 3210 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:37:15,433 WARN L234 SmtUtils]: Spent 28.82s on a formula simplification. DAG size of input: 3693 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:37:50,285 WARN L234 SmtUtils]: Spent 34.82s on a formula simplification. DAG size of input: 3701 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:38:25,480 WARN L234 SmtUtils]: Spent 35.18s on a formula simplification. DAG size of input: 3703 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:38:37,868 WARN L234 SmtUtils]: Spent 12.34s on a formula simplification. DAG size of input: 3705 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:39:14,873 WARN L234 SmtUtils]: Spent 36.99s on a formula simplification. DAG size of input: 3705 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:40:11,806 WARN L234 SmtUtils]: Spent 56.92s on a formula simplification. DAG size of input: 4622 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:41:04,719 WARN L234 SmtUtils]: Spent 52.90s on a formula simplification. DAG size of input: 4624 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:42:00,897 WARN L234 SmtUtils]: Spent 56.17s on a formula simplification. DAG size of input: 4622 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:42:58,053 WARN L234 SmtUtils]: Spent 57.14s on a formula simplification. DAG size of input: 4622 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:43:23,170 WARN L234 SmtUtils]: Spent 25.11s on a formula simplification. DAG size of input: 4760 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:44:14,668 WARN L234 SmtUtils]: Spent 51.49s on a formula simplification. DAG size of input: 4783 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:45:14,372 WARN L234 SmtUtils]: Spent 59.69s on a formula simplification. DAG size of input: 4783 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:45:52,736 WARN L234 SmtUtils]: Spent 38.35s on a formula simplification. DAG size of input: 4776 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 05:46:52,928 WARN L234 SmtUtils]: Spent 1.00m on a formula simplification. DAG size of input: 4631 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 05:46:59,190 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 05:46:59,203 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-26 05:46:59,203 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 05:46:59,204 INFO L158 Benchmark]: Toolchain (without parser) took 843469.42ms. Allocated memory was 381.7MB in the beginning and 15.0GB in the end (delta: 14.6GB). Free memory was 356.8MB in the beginning and 6.3GB in the end (delta: -6.0GB). Peak memory consumption was 10.8GB. Max. memory is 16.0GB. [2023-08-26 05:46:59,205 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 381.7MB. Free memory was 358.7MB in the beginning and 358.6MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 05:46:59,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.83ms. Allocated memory is still 381.7MB. Free memory was 356.4MB in the beginning and 327.6MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-26 05:46:59,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.41ms. Allocated memory is still 381.7MB. Free memory was 327.6MB in the beginning and 324.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 05:46:59,206 INFO L158 Benchmark]: Boogie Preprocessor took 76.51ms. Allocated memory is still 381.7MB. Free memory was 324.2MB in the beginning and 317.6MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 05:46:59,206 INFO L158 Benchmark]: RCFGBuilder took 80761.64ms. Allocated memory was 381.7MB in the beginning and 13.8GB in the end (delta: 13.4GB). Free memory was 317.6MB in the beginning and 12.5GB in the end (delta: -12.1GB). Peak memory consumption was 2.4GB. Max. memory is 16.0GB. [2023-08-26 05:46:59,207 INFO L158 Benchmark]: TraceAbstraction took 762138.57ms. Allocated memory was 13.8GB in the beginning and 15.0GB in the end (delta: 1.2GB). Free memory was 12.5GB in the beginning and 6.3GB in the end (delta: 6.1GB). Peak memory consumption was 9.4GB. Max. memory is 16.0GB. [2023-08-26 05:46:59,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 381.7MB. Free memory was 358.7MB in the beginning and 358.6MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 430.83ms. Allocated memory is still 381.7MB. Free memory was 356.4MB in the beginning and 327.6MB in the end (delta: 28.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 40.41ms. Allocated memory is still 381.7MB. Free memory was 327.6MB in the beginning and 324.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 76.51ms. Allocated memory is still 381.7MB. Free memory was 324.2MB in the beginning and 317.6MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 80761.64ms. Allocated memory was 381.7MB in the beginning and 13.8GB in the end (delta: 13.4GB). Free memory was 317.6MB in the beginning and 12.5GB in the end (delta: -12.1GB). Peak memory consumption was 2.4GB. Max. memory is 16.0GB. * TraceAbstraction took 762138.57ms. Allocated memory was 13.8GB in the beginning and 15.0GB in the end (delta: 1.2GB). Free memory was 12.5GB in the beginning and 6.3GB in the end (delta: 6.1GB). Peak memory consumption was 9.4GB. 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 440 places, 433 transitions, 875 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 440 places, 433 transitions, 875 flow and 95334 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 4629 for 6263ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown