java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-regression/callfpointer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:34:19,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:34:19,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:34:19,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:34:19,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:34:19,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:34:19,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:34:19,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:34:19,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:34:19,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:34:19,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:34:19,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:34:19,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:34:19,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:34:19,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:34:19,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:34:19,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:34:19,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:34:19,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:34:19,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:34:19,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:34:19,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:34:19,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:34:19,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:34:19,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:34:19,814 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 12:34:19,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:34:19,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:34:19,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:34:19,830 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:34:19,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:34:19,831 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:34:19,832 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:34:19,832 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:34:19,832 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:34:19,832 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:34:19,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:34:19,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:34:19,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:34:19,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:34:19,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:34:19,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:34:19,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:34:19,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:34:19,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:34:19,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:34:19,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:34:19,835 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:34:19,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:34:19,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:34:19,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:34:19,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:34:19,836 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:34:19,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:34:19,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:34:19,837 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:34:19,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:34:19,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:34:19,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:34:19,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:34:19,885 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:34:19,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-10-03 12:34:19,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74e5fe9d0/b07ad897f76844f7a751e6f765fc9a25/FLAG0b3783400 [2019-10-03 12:34:20,424 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:34:20,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-10-03 12:34:20,432 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74e5fe9d0/b07ad897f76844f7a751e6f765fc9a25/FLAG0b3783400 [2019-10-03 12:34:20,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74e5fe9d0/b07ad897f76844f7a751e6f765fc9a25 [2019-10-03 12:34:20,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:34:20,829 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:34:20,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:34:20,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:34:20,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:34:20,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:34:20" (1/1) ... [2019-10-03 12:34:20,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04cadf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:20, skipping insertion in model container [2019-10-03 12:34:20,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:34:20" (1/1) ... [2019-10-03 12:34:20,848 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:34:20,866 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:34:21,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:34:21,091 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:34:21,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:34:21,116 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:34:21,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21 WrapperNode [2019-10-03 12:34:21,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:34:21,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:34:21,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:34:21,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:34:21,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:34:21,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:34:21,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:34:21,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:34:21,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:34:21,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:34:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:34:21,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 12:34:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-03 12:34:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2019-10-03 12:34:21,311 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:34:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:34:21,311 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-03 12:34:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 12:34:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure h [2019-10-03 12:34:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:34:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:34:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:34:21,470 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:34:21,471 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 12:34:21,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:34:21 BoogieIcfgContainer [2019-10-03 12:34:21,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:34:21,473 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:34:21,473 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:34:21,474 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:34:21,475 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:34:21" (1/1) ... [2019-10-03 12:34:21,508 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:34:21,664 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:34:21,681 INFO L272 AbstractInterpreter]: Visited 14 different actions 14 times. Never merged. Never widened. Performed 13 root evaluator evaluations with a maximum evaluation depth of 3. Performed 13 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 6 variables. [2019-10-03 12:34:21,681 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:34:21,684 INFO L168 Benchmark]: Toolchain (without parser) took 853.28 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 88.6 MB in the beginning and 160.4 MB in the end (delta: -71.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:34:21,686 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:34:21,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.69 ms. Allocated memory is still 141.0 MB. Free memory was 88.2 MB in the beginning and 78.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:21,689 INFO L168 Benchmark]: Boogie Preprocessor took 129.55 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 78.8 MB in the beginning and 177.0 MB in the end (delta: -98.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:21,691 INFO L168 Benchmark]: RCFGBuilder took 224.87 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 167.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:21,692 INFO L168 Benchmark]: Abstract Interpretation took 208.01 ms. Allocated memory is still 200.3 MB. Free memory was 166.4 MB in the beginning and 160.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:21,700 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.69 ms. Allocated memory is still 141.0 MB. Free memory was 88.2 MB in the beginning and 78.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.55 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 78.8 MB in the beginning and 177.0 MB in the end (delta: -98.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 224.87 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 167.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 208.01 ms. Allocated memory is still 200.3 MB. Free memory was 166.4 MB in the beginning and 160.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 14]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L20] CALL f(h) [L9] CALL g(1) [L13] COND TRUE i==1 [L14] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...