/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../benchexec/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.automaton.type.used.in.concurrency.analysis FINITE_AUTOMATA -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-94356ea-m [2025-04-13 17:32:14,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-13 17:32:14,237 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2025-04-13 17:32:14,240 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-13 17:32:14,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-13 17:32:14,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-13 17:32:14,257 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-13 17:32:14,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-13 17:32:14,258 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-13 17:32:14,258 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-13 17:32:14,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-13 17:32:14,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-13 17:32:14,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-13 17:32:14,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-13 17:32:14,258 INFO L153 SettingsManager]: * Use SBE=true [2025-04-13 17:32:14,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-13 17:32:14,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-13 17:32:14,259 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-13 17:32:14,259 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-13 17:32:14,260 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-13 17:32:14,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-13 17:32:14,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-13 17:32:14,261 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-13 17:32:14,261 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-13 17:32:14,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-13 17:32:14,261 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Automaton type used in concurrency analysis -> FINITE_AUTOMATA [2025-04-13 17:32:14,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-13 17:32:14,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-13 17:32:14,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-13 17:32:14,487 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-13 17:32:14,487 INFO L274 PluginConnector]: CDTParser initialized [2025-04-13 17:32:14,488 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2025-04-13 17:32:15,796 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400b64bb4/3e2e76fca0d548fea59352b62960932d/FLAG3b6f5ab17 [2025-04-13 17:32:16,064 INFO L389 CDTParser]: Found 1 translation units. [2025-04-13 17:32:16,065 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2025-04-13 17:32:16,079 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400b64bb4/3e2e76fca0d548fea59352b62960932d/FLAG3b6f5ab17 [2025-04-13 17:32:16,846 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/400b64bb4/3e2e76fca0d548fea59352b62960932d [2025-04-13 17:32:16,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-13 17:32:16,849 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-13 17:32:16,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-13 17:32:16,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-13 17:32:16,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-13 17:32:16,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 05:32:16" (1/1) ... [2025-04-13 17:32:16,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c6109a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:16, skipping insertion in model container [2025-04-13 17:32:16,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 05:32:16" (1/1) ... [2025-04-13 17:32:16,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-13 17:32:17,185 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2025-04-13 17:32:17,194 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,194 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,194 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,195 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-13 17:32:17,261 INFO L200 MainTranslator]: Completed pre-run [2025-04-13 17:32:17,302 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i[47038,47051] [2025-04-13 17:32:17,304 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,304 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,305 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,305 WARN L1730 CHandler]: Possible shadowing of function new [2025-04-13 17:32:17,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-13 17:32:17,369 INFO L204 MainTranslator]: Completed translation [2025-04-13 17:32:17,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17 WrapperNode [2025-04-13 17:32:17,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-13 17:32:17,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-13 17:32:17,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-13 17:32:17,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-13 17:32:17,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,400 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,434 INFO L138 Inliner]: procedures = 280, calls = 142, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 354 [2025-04-13 17:32:17,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-13 17:32:17,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-13 17:32:17,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-13 17:32:17,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-13 17:32:17,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,451 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,477 INFO L175 MemorySlicer]: Split 105 memory accesses to 5 slices as follows [2, 5, 2, 2, 94]. 90 percent of accesses are in the largest equivalence class. The 77 initializations are split as follows [2, 5, 0, 0, 70]. The 15 writes are split as follows [0, 0, 1, 1, 13]. [2025-04-13 17:32:17,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,478 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,493 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-13 17:32:17,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-13 17:32:17,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-13 17:32:17,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-13 17:32:17,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 05:32:17" (1/1) ... [2025-04-13 17:32:17,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-13 17:32:17,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-13 17:32:17,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-13 17:32:17,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-04-13 17:32:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2025-04-13 17:32:17,564 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2025-04-13 17:32:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-13 17:32:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-04-13 17:32:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-04-13 17:32:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-04-13 17:32:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2025-04-13 17:32:17,566 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-04-13 17:32:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-04-13 17:32:17,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-13 17:32:17,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-13 17:32:17,568 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-13 17:32:17,754 INFO L234 CfgBuilder]: Building ICFG [2025-04-13 17:32:17,756 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-13 17:32:18,177 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-13 17:32:18,178 INFO L289 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-13 17:32:18,178 INFO L294 CfgBuilder]: Performing block encoding [2025-04-13 17:32:18,690 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,691 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,694 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,709 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,710 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,712 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,713 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,715 WARN L179 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,716 WARN L179 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,721 WARN L179 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,725 WARN L179 LargeBlockEncoding]: Complex 4:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,728 WARN L179 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,734 WARN L179 LargeBlockEncoding]: Complex 5:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-04-13 17:32:18,740 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.BoogieIcfgLocation.getIncomingEdges()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LargeBlockEncoding.classifySequentialCompositionNode(LargeBlockEncoding.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LargeBlockEncoding.considerCompositionCandidate(LargeBlockEncoding.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LargeBlockEncoding.composeParallel(LargeBlockEncoding.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LargeBlockEncoding.(LargeBlockEncoding.java:103) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2025-04-13 17:32:18,747 INFO L158 Benchmark]: Toolchain (without parser) took 1897.68ms. Allocated memory is still 155.2MB. Free memory was 107.8MB in the beginning and 50.9MB in the end (delta: 56.8MB). Peak memory consumption was 92.7MB. Max. memory is 8.0GB. [2025-04-13 17:32:18,748 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-13 17:32:18,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.19ms. Allocated memory is still 155.2MB. Free memory was 107.5MB in the beginning and 70.5MB in the end (delta: 37.1MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2025-04-13 17:32:18,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.30ms. Allocated memory is still 155.2MB. Free memory was 70.5MB in the beginning and 67.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-13 17:32:18,748 INFO L158 Benchmark]: Boogie Preprocessor took 71.86ms. Allocated memory is still 155.2MB. Free memory was 67.2MB in the beginning and 62.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-13 17:32:18,749 INFO L158 Benchmark]: RCFGBuilder took 1239.14ms. Allocated memory is still 155.2MB. Free memory was 62.1MB in the beginning and 50.9MB in the end (delta: 11.1MB). Peak memory consumption was 46.6MB. Max. memory is 8.0GB. [2025-04-13 17:32:18,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 521.19ms. Allocated memory is still 155.2MB. Free memory was 107.5MB in the beginning and 70.5MB in the end (delta: 37.1MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 61.30ms. Allocated memory is still 155.2MB. Free memory was 70.5MB in the beginning and 67.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 71.86ms. Allocated memory is still 155.2MB. Free memory was 67.2MB in the beginning and 62.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1239.14ms. Allocated memory is still 155.2MB. Free memory was 62.1MB in the beginning and 50.9MB in the end (delta: 11.1MB). Peak memory consumption was 46.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.BoogieIcfgLocation.getIncomingEdges()" because "" is null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.BoogieIcfgLocation.getIncomingEdges()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.LargeBlockEncoding.classifySequentialCompositionNode(LargeBlockEncoding.java:238) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2025-04-13 17:32:18,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...