/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/mix037_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 11:42:08,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 11:42:08,888 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 11:42:08,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 11:42:08,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 11:42:08,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 11:42:08,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 11:42:08,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 11:42:08,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 11:42:08,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 11:42:08,929 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 11:42:08,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 11:42:08,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 11:42:08,930 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 11:42:08,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 11:42:08,930 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 11:42:08,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 11:42:08,931 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 11:42:08,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 11:42:08,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 11:42:08,932 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 11:42:08,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 11:42:08,933 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 11:42:08,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 11:42:08,933 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 11:42:08,933 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 11:42:08,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 11:42:08,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 11:42:08,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 11:42:08,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 11:42:08,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 11:42:08,935 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 11:42:08,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 11:42:08,936 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 11:42:08,936 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 11:42:08,936 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 11:42:09,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 11:42:09,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 11:42:09,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 11:42:09,237 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 11:42:09,238 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 11:42:09,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix037_tso.oepc.i [2023-08-25 11:42:10,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 11:42:10,611 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 11:42:10,612 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix037_tso.oepc.i [2023-08-25 11:42:10,634 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571415e9d/b40569ba5da746688b2b324ee0b809d4/FLAG93be3ac7d [2023-08-25 11:42:10,647 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571415e9d/b40569ba5da746688b2b324ee0b809d4 [2023-08-25 11:42:10,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 11:42:10,653 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 11:42:10,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 11:42:10,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 11:42:10,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 11:42:10,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 11:42:10" (1/1) ... [2023-08-25 11:42:10,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108349ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:10, skipping insertion in model container [2023-08-25 11:42:10,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 11:42:10" (1/1) ... [2023-08-25 11:42:10,718 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 11:42:11,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 11:42:11,150 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 11:42:11,163 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 11:42:11,165 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 11:42:11,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 11:42:11,249 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 11:42:11,250 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 11:42:11,256 INFO L206 MainTranslator]: Completed translation [2023-08-25 11:42:11,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11 WrapperNode [2023-08-25 11:42:11,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 11:42:11,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 11:42:11,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 11:42:11,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 11:42:11,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,335 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 973 [2023-08-25 11:42:11,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 11:42:11,336 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 11:42:11,336 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 11:42:11,337 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 11:42:11,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 11:42:11,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 11:42:11,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 11:42:11,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 11:42:11,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (1/1) ... [2023-08-25 11:42:11,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 11:42:11,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 11:42:11,420 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 11:42:11,449 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 11:42:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 11:42:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 11:42:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 11:42:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 11:42:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 11:42:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-25 11:42:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-25 11:42:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 11:42:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 11:42:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 11:42:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 11:42:11,471 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 11:42:11,645 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 11:42:11,646 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 11:42:12,858 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 11:44:22,977 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 11:44:22,978 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 11:44:22,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 11:44:22 BoogieIcfgContainer [2023-08-25 11:44:22,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 11:44:22,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 11:44:22,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 11:44:22,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 11:44:22,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 11:42:10" (1/3) ... [2023-08-25 11:44:22,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@beeaf25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 11:44:22, skipping insertion in model container [2023-08-25 11:44:22,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 11:42:11" (2/3) ... [2023-08-25 11:44:22,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@beeaf25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 11:44:22, skipping insertion in model container [2023-08-25 11:44:22,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 11:44:22" (3/3) ... [2023-08-25 11:44:22,987 INFO L112 eAbstractionObserver]: Analyzing ICFG mix037_tso.oepc.i [2023-08-25 11:44:23,000 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 11:44:23,001 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 286 error locations. [2023-08-25 11:44:23,001 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 11:44:28,428 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 11:44:28,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 435 places, 425 transitions, 870 flow [2023-08-25 11:44:39,272 INFO L124 PetriNetUnfolderBase]: 3/421 cut-off events. [2023-08-25 11:44:39,273 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 11:44:39,287 INFO L83 FinitePrefix]: Finished finitePrefix Result has 434 conditions, 421 events. 3/421 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 2219 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 381. Up to 2 conditions per place. [2023-08-25 11:44:39,287 INFO L82 GeneralOperation]: Start removeDead. Operand has 435 places, 425 transitions, 870 flow [2023-08-25 11:44:39,315 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 431 places, 421 transitions, 854 flow [2023-08-25 11:44:39,318 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 11:44:39,329 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 431 places, 421 transitions, 854 flow [2023-08-25 11:44:39,335 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 431 places, 421 transitions, 854 flow [2023-08-25 11:44:39,335 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 431 places, 421 transitions, 854 flow [2023-08-25 11:44:49,497 INFO L124 PetriNetUnfolderBase]: 3/421 cut-off events. [2023-08-25 11:44:49,497 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 11:44:49,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 434 conditions, 421 events. 3/421 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 2221 event pairs, 0 based on Foata normal form. 0/132 useless extension candidates. Maximal degree in co-relation 381. Up to 2 conditions per place. [2023-08-25 11:44:49,521 INFO L119 LiptonReduction]: Number of co-enabled transitions 91298 [2023-08-25 11:55:26,826 WARN L234 SmtUtils]: Spent 10.62m on a formula simplification. DAG size of input: 21121 DAG size of output: 1126 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-25 11:56:21,978 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 11:56:21,994 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 11:56:21,995 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 11:56:21,996 INFO L158 Benchmark]: Toolchain (without parser) took 851342.67ms. Allocated memory was 421.5MB in the beginning and 13.1GB in the end (delta: 12.7GB). Free memory was 396.1MB in the beginning and 8.4GB in the end (delta: -8.0GB). Peak memory consumption was 9.1GB. Max. memory is 16.0GB. [2023-08-25 11:56:21,996 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 421.5MB. Free memory was 398.7MB in the beginning and 398.6MB in the end (delta: 94.3kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 11:56:21,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.99ms. Allocated memory is still 421.5MB. Free memory was 395.5MB in the beginning and 367.6MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-25 11:56:21,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.60ms. Allocated memory is still 421.5MB. Free memory was 367.6MB in the beginning and 363.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 11:56:21,998 INFO L158 Benchmark]: Boogie Preprocessor took 56.48ms. Allocated memory is still 421.5MB. Free memory was 363.1MB in the beginning and 357.7MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-25 11:56:21,998 INFO L158 Benchmark]: RCFGBuilder took 131586.89ms. Allocated memory was 421.5MB in the beginning and 12.9GB in the end (delta: 12.4GB). Free memory was 357.7MB in the beginning and 8.2GB in the end (delta: -7.8GB). Peak memory consumption was 8.3GB. Max. memory is 16.0GB. [2023-08-25 11:56:21,999 INFO L158 Benchmark]: TraceAbstraction took 719013.04ms. Allocated memory was 12.9GB in the beginning and 13.1GB in the end (delta: 255.9MB). Free memory was 8.2GB in the beginning and 8.4GB in the end (delta: -235.8MB). Peak memory consumption was 4.5GB. Max. memory is 16.0GB. [2023-08-25 11:56:22,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 421.5MB. Free memory was 398.7MB in the beginning and 398.6MB in the end (delta: 94.3kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 600.99ms. Allocated memory is still 421.5MB. Free memory was 395.5MB in the beginning and 367.6MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 78.60ms. Allocated memory is still 421.5MB. Free memory was 367.6MB in the beginning and 363.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 56.48ms. Allocated memory is still 421.5MB. Free memory was 363.1MB in the beginning and 357.7MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * RCFGBuilder took 131586.89ms. Allocated memory was 421.5MB in the beginning and 12.9GB in the end (delta: 12.4GB). Free memory was 357.7MB in the beginning and 8.2GB in the end (delta: -7.8GB). Peak memory consumption was 8.3GB. Max. memory is 16.0GB. * TraceAbstraction took 719013.04ms. Allocated memory was 12.9GB in the beginning and 13.1GB in the end (delta: 255.9MB). Free memory was 8.2GB in the beginning and 8.4GB in the end (delta: -235.8MB). Peak memory consumption was 4.5GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] * 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 431 places, 421 transitions, 854 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 431 places, 421 transitions, 854 flow and 91298 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 25910 for 52006ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown