/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/safe006_power.oepc-thin000_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 03:55:05,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 03:55:05,210 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 03:55:05,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 03:55:05,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 03:55:05,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 03:55:05,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 03:55:05,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 03:55:05,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 03:55:05,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 03:55:05,261 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 03:55:05,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 03:55:05,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 03:55:05,263 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 03:55:05,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 03:55:05,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 03:55:05,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 03:55:05,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 03:55:05,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 03:55:05,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 03:55:05,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 03:55:05,265 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 03:55:05,265 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 03:55:05,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 03:55:05,266 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 03:55:05,266 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 03:55:05,267 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 03:55:05,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 03:55:05,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 03:55:05,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 03:55:05,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 03:55:05,268 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 03:55:05,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 03:55:05,269 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 03:55:05,269 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 03:55:05,269 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 03:55:05,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 03:55:05,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 03:55:05,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 03:55:05,624 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 03:55:05,625 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 03:55:05,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-26 03:55:06,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 03:55:07,100 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 03:55:07,101 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-26 03:55:07,116 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99af3e21e/c1c99904afff4f9f8381ea6351cbe3ee/FLAGa27d2d035 [2023-08-26 03:55:07,127 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99af3e21e/c1c99904afff4f9f8381ea6351cbe3ee [2023-08-26 03:55:07,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 03:55:07,130 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 03:55:07,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 03:55:07,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 03:55:07,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 03:55:07,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a88361e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07, skipping insertion in model container [2023-08-26 03:55:07,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,181 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 03:55:07,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 03:55:07,528 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 03:55:07,557 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 03:55:07,558 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 03:55:07,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 03:55:07,661 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 03:55:07,661 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 03:55:07,667 INFO L206 MainTranslator]: Completed translation [2023-08-26 03:55:07,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07 WrapperNode [2023-08-26 03:55:07,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 03:55:07,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 03:55:07,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 03:55:07,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 03:55:07,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,746 INFO L138 Inliner]: procedures = 175, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 297 [2023-08-26 03:55:07,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 03:55:07,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 03:55:07,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 03:55:07,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 03:55:07,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 03:55:07,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 03:55:07,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 03:55:07,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 03:55:07,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (1/1) ... [2023-08-26 03:55:07,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 03:55:07,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 03:55:07,867 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 03:55:07,875 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 03:55:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 03:55:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 03:55:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 03:55:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 03:55:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 03:55:07,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 03:55:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 03:55:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 03:55:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 03:55:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 03:55:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 03:55:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 03:55:07,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 03:55:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 03:55:07,910 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 03:55:08,120 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 03:55:08,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 03:55:09,324 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 03:55:56,263 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 03:55:56,263 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 03:55:56,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:55:56 BoogieIcfgContainer [2023-08-26 03:55:56,265 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 03:55:56,267 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 03:55:56,267 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 03:55:56,270 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 03:55:56,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 03:55:07" (1/3) ... [2023-08-26 03:55:56,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec20bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 03:55:56, skipping insertion in model container [2023-08-26 03:55:56,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:55:07" (2/3) ... [2023-08-26 03:55:56,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ec20bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 03:55:56, skipping insertion in model container [2023-08-26 03:55:56,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:55:56" (3/3) ... [2023-08-26 03:55:56,272 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.oepc-thin000_power.oepc.i [2023-08-26 03:55:56,295 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 03:55:56,296 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 227 error locations. [2023-08-26 03:55:56,296 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 03:56:04,186 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 03:56:04,215 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 341 places, 337 transitions, 684 flow [2023-08-26 03:56:08,032 INFO L124 PetriNetUnfolderBase]: 3/335 cut-off events. [2023-08-26 03:56:08,032 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 03:56:08,041 INFO L83 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 335 events. 3/335 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 2252 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 283. Up to 2 conditions per place. [2023-08-26 03:56:08,041 INFO L82 GeneralOperation]: Start removeDead. Operand has 341 places, 337 transitions, 684 flow [2023-08-26 03:56:08,055 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 339 places, 335 transitions, 676 flow [2023-08-26 03:56:08,058 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 03:56:08,066 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 339 places, 335 transitions, 676 flow [2023-08-26 03:56:08,068 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 339 places, 335 transitions, 676 flow [2023-08-26 03:56:08,069 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 339 places, 335 transitions, 676 flow [2023-08-26 03:56:11,211 INFO L124 PetriNetUnfolderBase]: 3/335 cut-off events. [2023-08-26 03:56:11,211 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 03:56:11,217 INFO L83 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 335 events. 3/335 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 2244 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 283. Up to 2 conditions per place. [2023-08-26 03:56:11,240 INFO L119 LiptonReduction]: Number of co-enabled transitions 45240 [2023-08-26 03:57:03,074 WARN L234 SmtUtils]: Spent 51.23s on a formula simplification. DAG size of input: 6758 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 03:57:23,899 WARN L234 SmtUtils]: Spent 20.80s on a formula simplification. DAG size of input: 5450 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:00:34,584 WARN L234 SmtUtils]: Spent 3.18m on a formula simplification. DAG size of input: 6977 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:03:22,633 WARN L234 SmtUtils]: Spent 2.80m on a formula simplification. DAG size of input: 6750 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:04:04,658 WARN L234 SmtUtils]: Spent 42.01s on a formula simplification. DAG size of input: 6750 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:07:00,959 WARN L234 SmtUtils]: Spent 2.94m on a formula simplification. DAG size of input: 6750 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:08:18,861 WARN L234 SmtUtils]: Spent 1.30m on a formula simplification. DAG size of input: 6750 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 04:09:29,619 WARN L266 SmtUtils]: Removed 6 from assertion stack [2023-08-26 04:09:29,619 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 04:09:29,621 INFO L158 Benchmark]: Toolchain (without parser) took 862490.75ms. Allocated memory was 339.7MB in the beginning and 12.1GB in the end (delta: 11.7GB). Free memory was 313.6MB in the beginning and 10.9GB in the end (delta: -10.6GB). Peak memory consumption was 7.8GB. Max. memory is 16.0GB. [2023-08-26 04:09:29,621 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 339.7MB. Free memory was 316.3MB in the beginning and 316.2MB in the end (delta: 122.1kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 04:09:29,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.11ms. Allocated memory is still 339.7MB. Free memory was 313.6MB in the beginning and 286.6MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-26 04:09:29,622 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 04:09:29,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.54ms. Allocated memory is still 339.7MB. Free memory was 286.6MB in the beginning and 283.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-26 04:09:29,622 INFO L158 Benchmark]: Boogie Preprocessor took 87.79ms. Allocated memory is still 339.7MB. Free memory was 283.6MB in the beginning and 278.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-26 04:09:29,623 INFO L158 Benchmark]: RCFGBuilder took 48430.43ms. Allocated memory was 339.7MB in the beginning and 11.3GB in the end (delta: 10.9GB). Free memory was 278.2MB in the beginning and 10.9GB in the end (delta: -10.6GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. [2023-08-26 04:09:29,624 INFO L158 Benchmark]: TraceAbstraction took 813352.70ms. Allocated memory was 11.3GB in the beginning and 12.1GB in the end (delta: 780.1MB). Free memory was 10.9GB in the beginning and 10.9GB in the end (delta: 44.1MB). Peak memory consumption was 7.5GB. Max. memory is 16.0GB. [2023-08-26 04:09:29,626 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 339.7MB. Free memory was 316.3MB in the beginning and 316.2MB in the end (delta: 122.1kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 537.11ms. Allocated memory is still 339.7MB. Free memory was 313.6MB in the beginning and 286.6MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 77.54ms. Allocated memory is still 339.7MB. Free memory was 286.6MB in the beginning and 283.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 87.79ms. Allocated memory is still 339.7MB. Free memory was 283.6MB in the beginning and 278.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 48430.43ms. Allocated memory was 339.7MB in the beginning and 11.3GB in the end (delta: 10.9GB). Free memory was 278.2MB in the beginning and 10.9GB in the end (delta: -10.6GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. * TraceAbstraction took 813352.70ms. Allocated memory was 11.3GB in the beginning and 12.1GB in the end (delta: 780.1MB). Free memory was 10.9GB in the beginning and 10.9GB in the end (delta: 44.1MB). Peak memory consumption was 7.5GB. 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 339 places, 335 transitions, 676 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 339 places, 335 transitions, 676 flow and 45240 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 6750 for 70733ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown