/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/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-25 13:56:50,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-25 13:56:50,606 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 13:56:50,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-25 13:56:50,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-25 13:56:50,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-25 13:56:50,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-25 13:56:50,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-25 13:56:50,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-25 13:56:50,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-25 13:56:50,647 INFO L153 SettingsManager]: * Use SBE=true [2023-08-25 13:56:50,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-25 13:56:50,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-25 13:56:50,649 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-25 13:56:50,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-25 13:56:50,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-25 13:56:50,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-25 13:56:50,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-25 13:56:50,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-25 13:56:50,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-25 13:56:50,650 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-25 13:56:50,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-25 13:56:50,651 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-25 13:56:50,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-25 13:56:50,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-25 13:56:50,652 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-25 13:56:50,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-25 13:56:50,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 13:56:50,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-25 13:56:50,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-25 13:56:50,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-25 13:56:50,654 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-25 13:56:50,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-25 13:56:50,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-25 13:56:50,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-25 13:56:50,655 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-25 13:56:50,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-25 13:56:50,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-25 13:56:51,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-25 13:56:51,001 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-25 13:56:51,001 INFO L274 PluginConnector]: CDTParser initialized [2023-08-25 13:56:51,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2023-08-25 13:56:52,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-25 13:56:52,538 INFO L384 CDTParser]: Found 1 translation units. [2023-08-25 13:56:52,538 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2023-08-25 13:56:52,551 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860dfbd4b/ec1712f9770046fe9da8cf49bd3a47af/FLAGa2f1255d9 [2023-08-25 13:56:52,562 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/860dfbd4b/ec1712f9770046fe9da8cf49bd3a47af [2023-08-25 13:56:52,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-25 13:56:52,565 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-25 13:56:52,566 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-25 13:56:52,566 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-25 13:56:52,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-25 13:56:52,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:56:52" (1/1) ... [2023-08-25 13:56:52,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aaecc32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:52, skipping insertion in model container [2023-08-25 13:56:52,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 01:56:52" (1/1) ... [2023-08-25 13:56:52,615 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-25 13:56:52,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 13:56:52,968 INFO L201 MainTranslator]: Completed pre-run [2023-08-25 13:56:52,985 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 13:56:52,986 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-08-25 13:56:53,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-25 13:56:53,061 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 13:56:53,062 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-25 13:56:53,067 INFO L206 MainTranslator]: Completed translation [2023-08-25 13:56:53,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53 WrapperNode [2023-08-25 13:56:53,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-25 13:56:53,069 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-25 13:56:53,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-25 13:56:53,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-25 13:56:53,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,134 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 940 [2023-08-25 13:56:53,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-25 13:56:53,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-25 13:56:53,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-25 13:56:53,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-25 13:56:53,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-25 13:56:53,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-25 13:56:53,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-25 13:56:53,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-25 13:56:53,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (1/1) ... [2023-08-25 13:56:53,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-25 13:56:53,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-25 13:56:53,266 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 13:56:53,282 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 13:56:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-25 13:56:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-25 13:56:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-25 13:56:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-25 13:56:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-25 13:56:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-25 13:56:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-25 13:56:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-25 13:56:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-25 13:56:53,306 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 13:56:53,486 INFO L236 CfgBuilder]: Building ICFG [2023-08-25 13:56:53,487 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-25 13:56:54,734 INFO L277 CfgBuilder]: Performing block encoding [2023-08-25 14:01:26,428 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-25 14:01:26,428 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-25 14:01:26,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 02:01:26 BoogieIcfgContainer [2023-08-25 14:01:26,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-25 14:01:26,432 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-25 14:01:26,432 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-25 14:01:26,435 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-25 14:01:26,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 01:56:52" (1/3) ... [2023-08-25 14:01:26,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15db80e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 02:01:26, skipping insertion in model container [2023-08-25 14:01:26,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 01:56:53" (2/3) ... [2023-08-25 14:01:26,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15db80e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 02:01:26, skipping insertion in model container [2023-08-25 14:01:26,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 02:01:26" (3/3) ... [2023-08-25 14:01:26,437 INFO L112 eAbstractionObserver]: Analyzing ICFG safe001_power.opt_pso.oepc_pso.opt_rmo.opt.i [2023-08-25 14:01:26,451 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-25 14:01:26,451 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 247 error locations. [2023-08-25 14:01:26,451 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-25 14:01:36,216 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-25 14:01:36,248 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 367 places, 360 transitions, 735 flow [2023-08-25 14:01:53,117 INFO L124 PetriNetUnfolderBase]: 3/357 cut-off events. [2023-08-25 14:01:53,118 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 14:01:53,126 INFO L83 FinitePrefix]: Finished finitePrefix Result has 367 conditions, 357 events. 3/357 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1957 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 322. Up to 2 conditions per place. [2023-08-25 14:01:53,126 INFO L82 GeneralOperation]: Start removeDead. Operand has 367 places, 360 transitions, 735 flow [2023-08-25 14:01:53,141 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 364 places, 357 transitions, 723 flow [2023-08-25 14:01:53,144 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-25 14:01:53,152 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 364 places, 357 transitions, 723 flow [2023-08-25 14:01:53,154 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 364 places, 357 transitions, 723 flow [2023-08-25 14:01:53,154 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 364 places, 357 transitions, 723 flow [2023-08-25 14:02:08,676 INFO L124 PetriNetUnfolderBase]: 3/357 cut-off events. [2023-08-25 14:02:08,676 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-25 14:02:08,678 INFO L83 FinitePrefix]: Finished finitePrefix Result has 367 conditions, 357 events. 3/357 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 1964 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 322. Up to 2 conditions per place. [2023-08-25 14:02:08,699 INFO L119 LiptonReduction]: Number of co-enabled transitions 59760 [2023-08-25 14:09:12,689 WARN L234 SmtUtils]: Spent 7.06m on a formula simplification. DAG size of input: 19162 DAG size of output: 1212 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-25 14:10:55,973 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 14:10:56,024 WARN L266 SmtUtils]: Removed 3 from assertion stack [2023-08-25 14:10:56,025 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 14:10:56,026 INFO L158 Benchmark]: Toolchain (without parser) took 843461.20ms. Allocated memory was 364.9MB in the beginning and 12.0GB in the end (delta: 11.6GB). Free memory was 339.8MB in the beginning and 10.8GB in the end (delta: -10.5GB). Peak memory consumption was 8.7GB. Max. memory is 16.0GB. [2023-08-25 14:10:56,027 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 364.9MB. Free memory is still 340.7MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-25 14:10:56,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.24ms. Allocated memory is still 364.9MB. Free memory was 339.3MB in the beginning and 313.0MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2023-08-25 14:10:56,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.73ms. Allocated memory is still 364.9MB. Free memory was 313.0MB in the beginning and 308.3MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. [2023-08-25 14:10:56,028 INFO L158 Benchmark]: Boogie Preprocessor took 95.63ms. Allocated memory is still 364.9MB. Free memory was 308.3MB in the beginning and 304.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2023-08-25 14:10:56,029 INFO L158 Benchmark]: RCFGBuilder took 273198.77ms. Allocated memory was 364.9MB in the beginning and 10.5GB in the end (delta: 10.1GB). Free memory was 304.1MB in the beginning and 9.7GB in the end (delta: -9.4GB). Peak memory consumption was 5.9GB. Max. memory is 16.0GB. [2023-08-25 14:10:56,029 INFO L158 Benchmark]: TraceAbstraction took 569593.06ms. Allocated memory was 10.5GB in the beginning and 12.0GB in the end (delta: 1.5GB). Free memory was 9.7GB in the beginning and 10.8GB in the end (delta: -1.1GB). Peak memory consumption was 7.9GB. Max. memory is 16.0GB. [2023-08-25 14:10:56,032 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 364.9MB. Free memory is still 340.7MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 502.24ms. Allocated memory is still 364.9MB. Free memory was 339.3MB in the beginning and 313.0MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 65.73ms. Allocated memory is still 364.9MB. Free memory was 313.0MB in the beginning and 308.3MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.0GB. * Boogie Preprocessor took 95.63ms. Allocated memory is still 364.9MB. Free memory was 308.3MB in the beginning and 304.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * RCFGBuilder took 273198.77ms. Allocated memory was 364.9MB in the beginning and 10.5GB in the end (delta: 10.1GB). Free memory was 304.1MB in the beginning and 9.7GB in the end (delta: -9.4GB). Peak memory consumption was 5.9GB. Max. memory is 16.0GB. * TraceAbstraction took 569593.06ms. Allocated memory was 10.5GB in the beginning and 12.0GB in the end (delta: 1.5GB). Free memory was 9.7GB in the beginning and 10.8GB in the end (delta: -1.1GB). Peak memory consumption was 7.9GB. 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 364 places, 357 transitions, 723 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 364 places, 357 transitions, 723 flow and 59760 co-enabled transitions pairs.,while TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 21729 for 99685ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown