/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver Internal_SMTInterpol -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal234.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 00:24:16,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 00:24:16,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 00:24:16,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 00:24:16,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 00:24:16,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 00:24:16,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 00:24:16,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 00:24:16,940 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 00:24:16,941 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 00:24:16,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 00:24:16,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 00:24:16,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 00:24:16,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 00:24:16,942 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 00:24:16,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 00:24:16,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 00:24:16,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 00:24:16,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 00:24:16,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 00:24:16,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 00:24:16,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 00:24:16,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 00:24:16,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 00:24:16,951 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 00:24:16,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 00:24:16,952 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 00:24:16,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 00:24:16,952 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 00:24:16,952 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 00:24:16,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 00:24:16,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 00:24:16,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 00:24:16,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 00:24:16,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 00:24:16,954 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 00:24:16,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 00:24:16,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 00:24:16,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 00:24:16,955 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 00:24:16,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 00:24:16,955 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 00:24:16,956 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol [2024-11-01 00:24:17,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 00:24:17,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 00:24:17,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 00:24:17,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 00:24:17,312 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 00:24:17,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal234.c [2024-11-01 00:24:18,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 00:24:18,899 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-01 00:24:19,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 00:24:19,992 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal234.c [2024-11-01 00:24:20,138 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6da32a33/2b0c2c34e0b5401a906c3fb813d59006/FLAG1d7791d06 [2024-11-01 00:24:20,154 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6da32a33/2b0c2c34e0b5401a906c3fb813d59006 [2024-11-01 00:24:20,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 00:24:20,159 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 00:24:20,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 00:24:20,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 00:24:20,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 00:24:20,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 12:24:20" (1/1) ... [2024-11-01 00:24:20,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17eda2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:20, skipping insertion in model container [2024-11-01 00:24:20,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 12:24:20" (1/1) ... [2024-11-01 00:24:20,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 00:24:21,344 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal234.c[1246,1259] [2024-11-01 00:24:23,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 00:24:23,980 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 00:24:23,990 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cal234.c[1246,1259] [2024-11-01 00:24:25,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 00:24:25,777 INFO L204 MainTranslator]: Completed translation [2024-11-01 00:24:25,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25 WrapperNode [2024-11-01 00:24:25,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 00:24:25,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 00:24:25,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 00:24:25,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 00:24:25,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:26,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:28,163 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49015 [2024-11-01 00:24:28,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 00:24:28,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 00:24:28,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 00:24:28,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 00:24:28,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:28,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:28,665 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:29,022 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-01 00:24:29,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:29,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:29,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:29,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:29,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:29,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:30,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 00:24:30,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 00:24:30,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 00:24:30,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 00:24:30,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 12:24:25" (1/1) ... [2024-11-01 00:24:30,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 00:24:30,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 00:24:30,222 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) [2024-11-01 00:24:30,224 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 [2024-11-01 00:24:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 00:24:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 00:24:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 00:24:30,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 00:24:34,455 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 00:24:34,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation