/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 INSUFFICIENT_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 [2023-08-25 14:14:54,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 14:14:54,356 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 14:14:54,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 14:14:54,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 14:14:54,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 14:14:54,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 14:14:54,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 14:14:54,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 14:14:54,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 14:14:54,401 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 14:14:54,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 14:14:54,402 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 14:14:54,403 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 14:14:54,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 14:14:54,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 14:14:54,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 14:14:54,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 14:14:54,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 14:14:54,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 14:14:54,404 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 14:14:54,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 14:14:54,405 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 14:14:54,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 14:14:54,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 14:14:54,406 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 14:14:54,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 14:14:54,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 14:14:54,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 14:14:54,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 14:14:54,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 14:14:54,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 14:14:54,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 14:14:54,408 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 14:14:54,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 14:14:54,409 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 14:14:54,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 14:14:54,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 14:14:54,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 14:14:54,755 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 14:14:54,755 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 14:14:54,756 INFO L431 ainManager$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 [2023-08-25 14:14:55,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 14:14:56,179 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 14:14:56,180 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-25 14:14:56,199 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86c6b61ad/34fb36c202944b31baa6296bb5ddd1e1/FLAGf24d17402 [2023-08-25 14:14:56,210 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86c6b61ad/34fb36c202944b31baa6296bb5ddd1e1 [2023-08-25 14:14:56,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 14:14:56,212 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 14:14:56,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 14:14:56,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 14:14:56,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 14:14:56,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a49250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56, skipping insertion in model container [2023-08-25 14:14:56,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,257 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 14:14:56,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 14:14:56,606 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 14:14:56,627 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 14:14:56,629 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 14:14:56,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 14:14:56,713 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 14:14:56,713 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 14:14:56,719 INFO L206 MainTranslator]: Completed translation [2023-08-25 14:14:56,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56 WrapperNode [2023-08-25 14:14:56,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 14:14:56,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 14:14:56,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 14:14:56,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 14:14:56,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,806 INFO L138 Inliner]: procedures = 175, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 297 [2023-08-25 14:14:56,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 14:14:56,808 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 14:14:56,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 14:14:56,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 14:14:56,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 14:14:56,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 14:14:56,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 14:14:56,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 14:14:56,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (1/1) ... [2023-08-25 14:14:56,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 14:14:56,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 14:14:56,933 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 14:14:56,939 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 14:14:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 14:14:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 14:14:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 14:14:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 14:14:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 14:14:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 14:14:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 14:14:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 14:14:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 14:14:56,964 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 14:14:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 14:14:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 14:14:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 14:14:56,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 14:14:56,966 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 14:14:57,175 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 14:14:57,177 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 14:14:58,328 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 14:15:45,519 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 14:15:45,519 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 14:15:45,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 02:15:45 BoogieIcfgContainer [2023-08-25 14:15:45,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 14:15:45,523 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 14:15:45,523 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 14:15:45,526 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 14:15:45,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 02:14:56" (1/3) ... [2023-08-25 14:15:45,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32ef7986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 02:15:45, skipping insertion in model container [2023-08-25 14:15:45,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 02:14:56" (2/3) ... [2023-08-25 14:15:45,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32ef7986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 02:15:45, skipping insertion in model container [2023-08-25 14:15:45,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 02:15:45" (3/3) ... [2023-08-25 14:15:45,528 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.oepc-thin000_power.oepc.i [2023-08-25 14:15:45,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 14:15:45,542 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 227 error locations. [2023-08-25 14:15:45,542 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 14:15:54,326 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 14:15:54,356 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 341 places, 337 transitions, 684 flow [2023-08-25 14:15:58,108 INFO L124 PetriNetUnfolderBase]: 3/335 cut-off events. [2023-08-25 14:15:58,109 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 14:15:58,123 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. [2023-08-25 14:15:58,123 INFO L82 GeneralOperation]: Start removeDead. Operand has 341 places, 337 transitions, 684 flow [2023-08-25 14:15:58,142 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 339 places, 335 transitions, 676 flow [2023-08-25 14:15:58,145 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 14:15:58,157 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 339 places, 335 transitions, 676 flow [2023-08-25 14:15:58,160 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 339 places, 335 transitions, 676 flow [2023-08-25 14:15:58,160 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 339 places, 335 transitions, 676 flow [2023-08-25 14:16:01,529 INFO L124 PetriNetUnfolderBase]: 3/335 cut-off events. [2023-08-25 14:16:01,529 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 14:16:01,534 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. [2023-08-25 14:16:01,555 INFO L119 LiptonReduction]: Number of co-enabled transitions 45240 [2023-08-25 14:16:51,742 WARN L234 SmtUtils]: Spent 49.52s 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) [2023-08-25 14:17:11,349 WARN L234 SmtUtils]: Spent 19.59s 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) [2023-08-25 14:20:19,639 WARN L234 SmtUtils]: Spent 3.14m 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) [2023-08-25 14:23:03,870 WARN L234 SmtUtils]: Spent 2.74m 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) [2023-08-25 14:23:43,859 WARN L234 SmtUtils]: Spent 39.97s 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) [2023-08-25 14:26:36,141 WARN L234 SmtUtils]: Spent 2.87m 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) [2023-08-25 14:27:52,873 WARN L234 SmtUtils]: Spent 1.28m 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... [2023-08-25 14:29:16,217 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 14:29:16,270 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 14:29:16,271 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 14:29:16,272 INFO L158 Benchmark]: Toolchain (without parser) took 860059.49ms. Allocated memory was 354.4MB in the beginning and 11.4GB in the end (delta: 11.0GB). Free memory was 329.2MB in the beginning and 8.2GB in the end (delta: -7.8GB). Peak memory consumption was 7.4GB. Max. memory is 16.0GB. [2023-08-25 14:29:16,273 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 354.4MB. Free memory was 331.8MB in the beginning and 331.7MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 14:29:16,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.40ms. Allocated memory is still 354.4MB. Free memory was 329.2MB in the beginning and 302.9MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-08-25 14:29:16,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.45ms. Allocated memory is still 354.4MB. Free memory was 302.9MB in the beginning and 299.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 14:29:16,274 INFO L158 Benchmark]: Boogie Preprocessor took 79.86ms. Allocated memory is still 354.4MB. Free memory was 299.3MB in the beginning and 294.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 14:29:16,275 INFO L158 Benchmark]: RCFGBuilder took 48633.43ms. Allocated memory was 354.4MB in the beginning and 10.6GB in the end (delta: 10.2GB). Free memory was 294.2MB in the beginning and 9.9GB in the end (delta: -9.6GB). Peak memory consumption was 3.1GB. Max. memory is 16.0GB. [2023-08-25 14:29:16,275 INFO L158 Benchmark]: TraceAbstraction took 810748.33ms. Allocated memory was 10.6GB in the beginning and 11.4GB in the end (delta: 782.2MB). Free memory was 9.9GB in the beginning and 8.2GB in the end (delta: 1.8GB). Peak memory consumption was 6.8GB. Max. memory is 16.0GB. [2023-08-25 14:29:16,278 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 354.4MB. Free memory was 331.8MB in the beginning and 331.7MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 506.40ms. Allocated memory is still 354.4MB. Free memory was 329.2MB in the beginning and 302.9MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 86.45ms. Allocated memory is still 354.4MB. Free memory was 302.9MB in the beginning and 299.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 79.86ms. Allocated memory is still 354.4MB. Free memory was 299.3MB in the beginning and 294.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 48633.43ms. Allocated memory was 354.4MB in the beginning and 10.6GB in the end (delta: 10.2GB). Free memory was 294.2MB in the beginning and 9.9GB in the end (delta: -9.6GB). Peak memory consumption was 3.1GB. Max. memory is 16.0GB. * TraceAbstraction took 810748.33ms. Allocated memory was 10.6GB in the beginning and 11.4GB in the end (delta: 782.2MB). Free memory was 9.9GB in the beginning and 8.2GB in the end (delta: 1.8GB). Peak memory consumption was 6.8GB. 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 83379ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown