/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_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 03:56:48,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 03:56:48,819 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 03:56:48,823 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 03:56:48,824 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 03:56:48,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 03:56:48,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 03:56:48,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 03:56:48,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 03:56:48,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 03:56:48,858 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 03:56:48,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 03:56:48,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 03:56:48,860 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 03:56:48,860 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 03:56:48,860 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 03:56:48,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 03:56:48,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 03:56:48,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 03:56:48,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 03:56:48,861 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 03:56:48,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 03:56:48,862 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 03:56:48,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 03:56:48,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 03:56:48,863 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 03:56:48,863 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 03:56:48,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 03:56:48,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 03:56:48,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 03:56:48,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 03:56:48,865 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 03:56:48,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 03:56:48,865 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 03:56:48,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 03:56:48,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 03:56:49,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 03:56:49,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 03:56:49,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 03:56:49,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 03:56:49,168 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 03:56:49,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-08-26 03:56:50,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 03:56:50,532 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 03:56:50,532 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-08-26 03:56:50,552 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0792e922c/f38ac8d593b84eae8f03b1ef9177ed2f/FLAGedf0b27e3 [2023-08-26 03:56:50,564 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0792e922c/f38ac8d593b84eae8f03b1ef9177ed2f [2023-08-26 03:56:50,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 03:56:50,567 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 03:56:50,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 03:56:50,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 03:56:50,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 03:56:50,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 03:56:50" (1/1) ... [2023-08-26 03:56:50,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5489ada3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:50, skipping insertion in model container [2023-08-26 03:56:50,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 03:56:50" (1/1) ... [2023-08-26 03:56:50,628 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 03:56:50,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 03:56:50,996 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 03:56:51,023 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 03:56:51,025 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-26 03:56:51,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 03:56:51,109 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 03:56:51,110 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-26 03:56:51,115 INFO L206 MainTranslator]: Completed translation [2023-08-26 03:56:51,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51 WrapperNode [2023-08-26 03:56:51,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 03:56:51,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 03:56:51,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 03:56:51,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 03:56:51,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,200 INFO L138 Inliner]: procedures = 175, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 297 [2023-08-26 03:56:51,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 03:56:51,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 03:56:51,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 03:56:51,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 03:56:51,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,292 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 03:56:51,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 03:56:51,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 03:56:51,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 03:56:51,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (1/1) ... [2023-08-26 03:56:51,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 03:56:51,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 03:56:51,338 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 03:56:51,362 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 03:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 03:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 03:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-26 03:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 03:56:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 03:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 03:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-26 03:56:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-26 03:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-26 03:56:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-26 03:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 03:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-26 03:56:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 03:56:51,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 03:56:51,376 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 03:56:51,523 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 03:56:51,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 03:56:52,542 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 03:58:01,633 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 03:58:01,633 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-26 03:58:01,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:58:01 BoogieIcfgContainer [2023-08-26 03:58:01,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 03:58:01,637 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 03:58:01,638 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 03:58:01,640 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 03:58:01,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 03:56:50" (1/3) ... [2023-08-26 03:58:01,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b93c566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 03:58:01, skipping insertion in model container [2023-08-26 03:58:01,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:56:51" (2/3) ... [2023-08-26 03:58:01,641 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b93c566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 03:58:01, skipping insertion in model container [2023-08-26 03:58:01,641 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:58:01" (3/3) ... [2023-08-26 03:58:01,642 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_rmo.oepc_rmo.opt-thin000_rmo.oepc_rmo.opt.i [2023-08-26 03:58:01,657 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 03:58:01,660 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 178 error locations. [2023-08-26 03:58:01,661 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 03:58:10,012 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-26 03:58:10,044 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 292 places, 288 transitions, 586 flow [2023-08-26 03:58:18,053 INFO L124 PetriNetUnfolderBase]: 3/286 cut-off events. [2023-08-26 03:58:18,054 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 03:58:18,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 286 events. 3/286 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1529 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 234. Up to 2 conditions per place. [2023-08-26 03:58:18,065 INFO L82 GeneralOperation]: Start removeDead. Operand has 292 places, 288 transitions, 586 flow [2023-08-26 03:58:18,074 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 290 places, 286 transitions, 578 flow [2023-08-26 03:58:18,077 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 03:58:18,084 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 290 places, 286 transitions, 578 flow [2023-08-26 03:58:18,087 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 290 places, 286 transitions, 578 flow [2023-08-26 03:58:18,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 290 places, 286 transitions, 578 flow [2023-08-26 03:58:24,750 INFO L124 PetriNetUnfolderBase]: 3/286 cut-off events. [2023-08-26 03:58:24,751 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 03:58:24,753 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 286 events. 3/286 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1529 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 234. Up to 2 conditions per place. [2023-08-26 03:58:24,765 INFO L119 LiptonReduction]: Number of co-enabled transitions 32990 [2023-08-26 04:00:00,352 WARN L234 SmtUtils]: Spent 1.57m on a formula simplification. DAG size of input: 7967 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:01:26,308 WARN L234 SmtUtils]: Spent 1.43m on a formula simplification. DAG size of input: 7931 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:03:38,669 WARN L234 SmtUtils]: Spent 2.21m on a formula simplification. DAG size of input: 9171 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:04:56,335 WARN L234 SmtUtils]: Spent 1.29m on a formula simplification. DAG size of input: 7988 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:05:56,313 WARN L234 SmtUtils]: Spent 59.96s on a formula simplification. DAG size of input: 7988 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:07:52,159 WARN L234 SmtUtils]: Spent 1.93m on a formula simplification. DAG size of input: 7945 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:09:43,044 WARN L234 SmtUtils]: Spent 1.85m on a formula simplification. DAG size of input: 9185 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-26 04:10:37,473 WARN L234 SmtUtils]: Spent 54.41s on a formula simplification. DAG size of input: 7934 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 04:11:02,246 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 04:11:02,248 WARN L266 SmtUtils]: Removed 5 from assertion stack [2023-08-26 04:11:02,248 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 04:11:02,249 INFO L158 Benchmark]: Toolchain (without parser) took 851682.34ms. Allocated memory was 411.0MB in the beginning and 14.2GB in the end (delta: 13.8GB). Free memory was 385.6MB in the beginning and 5.5GB in the end (delta: -5.2GB). Peak memory consumption was 9.3GB. Max. memory is 16.0GB. [2023-08-26 04:11:02,250 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 411.0MB. Free memory was 386.7MB in the beginning and 386.5MB in the end (delta: 176.0kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-26 04:11:02,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.18ms. Allocated memory is still 411.0MB. Free memory was 385.1MB in the beginning and 359.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-08-26 04:11:02,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.40ms. Allocated memory is still 411.0MB. Free memory was 359.9MB in the beginning and 356.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-26 04:11:02,251 INFO L158 Benchmark]: Boogie Preprocessor took 96.64ms. Allocated memory is still 411.0MB. Free memory was 356.9MB in the beginning and 352.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-26 04:11:02,251 INFO L158 Benchmark]: RCFGBuilder took 70336.91ms. Allocated memory was 411.0MB in the beginning and 13.0GB in the end (delta: 12.6GB). Free memory was 352.5MB in the beginning and 12.3GB in the end (delta: -12.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. [2023-08-26 04:11:02,252 INFO L158 Benchmark]: TraceAbstraction took 780611.07ms. Allocated memory was 13.0GB in the beginning and 14.2GB in the end (delta: 1.2GB). Free memory was 12.3GB in the beginning and 5.5GB in the end (delta: 6.8GB). Peak memory consumption was 8.6GB. Max. memory is 16.0GB. [2023-08-26 04:11:02,255 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 411.0MB. Free memory was 386.7MB in the beginning and 386.5MB in the end (delta: 176.0kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 549.18ms. Allocated memory is still 411.0MB. Free memory was 385.1MB in the beginning and 359.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 83.40ms. Allocated memory is still 411.0MB. Free memory was 359.9MB in the beginning and 356.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 96.64ms. Allocated memory is still 411.0MB. Free memory was 356.9MB in the beginning and 352.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 70336.91ms. Allocated memory was 411.0MB in the beginning and 13.0GB in the end (delta: 12.6GB). Free memory was 352.5MB in the beginning and 12.3GB in the end (delta: -12.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.0GB. * TraceAbstraction took 780611.07ms. Allocated memory was 13.0GB in the beginning and 14.2GB in the end (delta: 1.2GB). Free memory was 12.3GB in the beginning and 5.5GB in the end (delta: 6.8GB). Peak memory consumption was 8.6GB. 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 290 places, 286 transitions, 578 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 290 places, 286 transitions, 578 flow and 32990 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 9174 for 24754ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown