/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 -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/safe019_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 01:30:10,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 01:30:11,052 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 01:30:11,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 01:30:11,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 01:30:11,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 01:30:11,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 01:30:11,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 01:30:11,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 01:30:11,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 01:30:11,087 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 01:30:11,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 01:30:11,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 01:30:11,089 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 01:30:11,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 01:30:11,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 01:30:11,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 01:30:11,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 01:30:11,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 01:30:11,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 01:30:11,090 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 01:30:11,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 01:30:11,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 01:30:11,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 01:30:11,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 01:30:11,091 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 01:30:11,091 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 01:30:11,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 01:30:11,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 01:30:11,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 01:30:11,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 01:30:11,093 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 01:30:11,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 01:30:11,093 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 01:30:11,093 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 01:30:11,094 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 01:30:11,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 01:30:11,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 01:30:11,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 01:30:11,368 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 01:30:11,369 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 01:30:11,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i [2023-08-25 01:30:12,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 01:30:12,650 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 01:30:12,651 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_rmo.opt.i [2023-08-25 01:30:12,664 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ce145cc3/2c318446754b4fc5a17b3b53d7e76eac/FLAG3a9876109 [2023-08-25 01:30:12,676 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ce145cc3/2c318446754b4fc5a17b3b53d7e76eac [2023-08-25 01:30:12,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 01:30:12,680 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 01:30:12,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 01:30:12,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 01:30:12,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 01:30:12,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:30:12" (1/1) ... [2023-08-25 01:30:12,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b8766a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:12, skipping insertion in model container [2023-08-25 01:30:12,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:30:12" (1/1) ... [2023-08-25 01:30:12,709 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 01:30:13,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 01:30:13,016 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 01:30:13,039 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 01:30:13,040 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [268] [2023-08-25 01:30:13,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 01:30:13,125 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 01:30:13,125 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 01:30:13,129 INFO L206 MainTranslator]: Completed translation [2023-08-25 01:30:13,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13 WrapperNode [2023-08-25 01:30:13,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 01:30:13,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 01:30:13,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 01:30:13,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 01:30:13,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,206 INFO L138 Inliner]: procedures = 177, calls = 87, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 340 [2023-08-25 01:30:13,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 01:30:13,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 01:30:13,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 01:30:13,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 01:30:13,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 01:30:13,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 01:30:13,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 01:30:13,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 01:30:13,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (1/1) ... [2023-08-25 01:30:13,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 01:30:13,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 01:30:13,364 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 01:30:13,416 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 01:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-25 01:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 01:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 01:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 01:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 01:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 01:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 01:30:13,442 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 01:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 01:30:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 01:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 01:30:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 01:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-25 01:30:13,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-25 01:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 01:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 01:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 01:30:13,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 01:30:13,448 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 01:30:13,611 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 01:30:13,613 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 01:30:14,945 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 01:32:33,830 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 01:32:33,830 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 01:32:33,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:32:33 BoogieIcfgContainer [2023-08-25 01:32:33,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 01:32:33,834 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 01:32:33,834 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 01:32:33,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 01:32:33,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 01:30:12" (1/3) ... [2023-08-25 01:32:33,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@311069f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:32:33, skipping insertion in model container [2023-08-25 01:32:33,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:30:13" (2/3) ... [2023-08-25 01:32:33,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@311069f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 01:32:33, skipping insertion in model container [2023-08-25 01:32:33,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 01:32:33" (3/3) ... [2023-08-25 01:32:33,838 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_rmo.opt.i [2023-08-25 01:32:33,850 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 01:32:33,850 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 337 error locations. [2023-08-25 01:32:33,850 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 01:32:46,823 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 01:32:46,868 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 498 places, 488 transitions, 996 flow [2023-08-25 01:32:59,432 INFO L124 PetriNetUnfolderBase]: 3/484 cut-off events. [2023-08-25 01:32:59,433 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:32:59,444 INFO L83 FinitePrefix]: Finished finitePrefix Result has 497 conditions, 484 events. 3/484 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2960 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 427. Up to 2 conditions per place. [2023-08-25 01:32:59,444 INFO L82 GeneralOperation]: Start removeDead. Operand has 498 places, 488 transitions, 996 flow [2023-08-25 01:32:59,461 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 494 places, 484 transitions, 980 flow [2023-08-25 01:32:59,463 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 01:32:59,470 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 494 places, 484 transitions, 980 flow [2023-08-25 01:32:59,472 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 494 places, 484 transitions, 980 flow [2023-08-25 01:32:59,472 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 494 places, 484 transitions, 980 flow [2023-08-25 01:33:10,032 INFO L124 PetriNetUnfolderBase]: 3/484 cut-off events. [2023-08-25 01:33:10,032 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 01:33:10,037 INFO L83 FinitePrefix]: Finished finitePrefix Result has 497 conditions, 484 events. 3/484 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 2970 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 427. Up to 2 conditions per place. [2023-08-25 01:33:10,063 INFO L119 LiptonReduction]: Number of co-enabled transitions 127866 [2023-08-25 01:33:52,982 WARN L234 SmtUtils]: Spent 7.48s on a formula simplification. DAG size of input: 1250 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:34:35,593 WARN L234 SmtUtils]: Spent 19.75s on a formula simplification. DAG size of input: 4861 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:35:30,429 WARN L234 SmtUtils]: Spent 54.82s on a formula simplification. DAG size of input: 4863 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:36:12,710 WARN L234 SmtUtils]: Spent 42.27s on a formula simplification. DAG size of input: 4863 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:36:31,925 WARN L234 SmtUtils]: Spent 19.21s on a formula simplification. DAG size of input: 3938 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:37:06,784 WARN L234 SmtUtils]: Spent 34.85s on a formula simplification. DAG size of input: 4998 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:37:18,661 WARN L234 SmtUtils]: Spent 11.87s on a formula simplification. DAG size of input: 2263 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:38:41,244 WARN L234 SmtUtils]: Spent 1.30m on a formula simplification. DAG size of input: 7380 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:39:34,893 WARN L234 SmtUtils]: Spent 53.63s on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:40:26,495 WARN L234 SmtUtils]: Spent 51.58s on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:41:17,910 WARN L234 SmtUtils]: Spent 51.40s on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:42:26,169 WARN L234 SmtUtils]: Spent 1.14m on a formula simplification. DAG size of input: 7378 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-25 01:44:04,411 WARN L234 SmtUtils]: Spent 1.64m on a formula simplification. DAG size of input: 7376 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 01:44:30,576 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 01:44:30,577 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 01:44:30,577 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 01:44:30,578 INFO L158 Benchmark]: Toolchain (without parser) took 857898.13ms. Allocated memory was 310.4MB in the beginning and 15.0GB in the end (delta: 14.7GB). Free memory was 284.9MB in the beginning and 13.4GB in the end (delta: -13.1GB). Peak memory consumption was 10.3GB. Max. memory is 16.0GB. [2023-08-25 01:44:30,579 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 310.4MB. Free memory was 286.5MB in the beginning and 286.3MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 01:44:30,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.36ms. Allocated memory is still 310.4MB. Free memory was 284.9MB in the beginning and 254.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. [2023-08-25 01:44:30,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.59ms. Allocated memory is still 310.4MB. Free memory was 254.7MB in the beginning and 251.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 01:44:30,580 INFO L158 Benchmark]: Boogie Preprocessor took 100.23ms. Allocated memory is still 310.4MB. Free memory was 251.0MB in the beginning and 244.2MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-25 01:44:30,580 INFO L158 Benchmark]: RCFGBuilder took 140525.48ms. Allocated memory was 310.4MB in the beginning and 14.2GB in the end (delta: 13.9GB). Free memory was 244.2MB in the beginning and 12.9GB in the end (delta: -12.7GB). Peak memory consumption was 3.2GB. Max. memory is 16.0GB. [2023-08-25 01:44:30,580 INFO L158 Benchmark]: TraceAbstraction took 716743.08ms. Allocated memory was 14.2GB in the beginning and 15.0GB in the end (delta: 780.1MB). Free memory was 12.9GB in the beginning and 13.4GB in the end (delta: -489.0MB). Peak memory consumption was 9.0GB. Max. memory is 16.0GB. [2023-08-25 01:44:30,582 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 310.4MB. Free memory was 286.5MB in the beginning and 286.3MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 449.36ms. Allocated memory is still 310.4MB. Free memory was 284.9MB in the beginning and 254.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 75.59ms. Allocated memory is still 310.4MB. Free memory was 254.7MB in the beginning and 251.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 100.23ms. Allocated memory is still 310.4MB. Free memory was 251.0MB in the beginning and 244.2MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 140525.48ms. Allocated memory was 310.4MB in the beginning and 14.2GB in the end (delta: 13.9GB). Free memory was 244.2MB in the beginning and 12.9GB in the end (delta: -12.7GB). Peak memory consumption was 3.2GB. Max. memory is 16.0GB. * TraceAbstraction took 716743.08ms. Allocated memory was 14.2GB in the beginning and 15.0GB in the end (delta: 780.1MB). Free memory was 12.9GB in the beginning and 13.4GB in the end (delta: -489.0MB). Peak memory consumption was 9.0GB. 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 494 places, 484 transitions, 980 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 494 places, 484 transitions, 980 flow and 127866 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 8325 for 26148ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown