/usr/bin/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-regression/callfpointer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:53:58,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:53:58,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:53:58,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:53:58,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:53:58,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:53:58,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:53:58,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:53:58,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:53:58,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:53:58,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:53:58,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:53:58,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:53:58,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:53:58,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:53:58,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:53:58,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:53:58,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:53:58,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:53:58,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:53:58,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:53:58,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:53:58,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:53:58,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:53:58,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 06:53:58,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:53:58,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:53:58,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:53:58,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 06:53:58,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:53:58,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:53:58,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:53:58,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:53:58,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:53:58,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:53:58,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:53:58,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:53:58,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:53:58,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:53:58,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:53:58,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:53:58,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:53:58,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:53:58,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:53:58,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:53:58,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:53:58,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:53:58,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:53:58,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:53:58,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:53:58,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:53:58,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:53:58,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:53:58,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:53:58,938 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:53:58,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:53:58,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:53:58,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:53:59,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:53:59,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:53:59,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:53:59,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:53:59,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:53:59,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-11-07 06:53:59,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1901a91/7a01d6238067402bb8d03d01fec6f1d0/FLAG267643b6f [2019-11-07 06:53:59,781 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:53:59,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-11-07 06:53:59,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1901a91/7a01d6238067402bb8d03d01fec6f1d0/FLAG267643b6f [2019-11-07 06:54:00,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1901a91/7a01d6238067402bb8d03d01fec6f1d0 [2019-11-07 06:54:00,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:54:00,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:54:00,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:54:00,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:54:00,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:54:00,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2228fab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00, skipping insertion in model container [2019-11-07 06:54:00,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,187 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:54:00,203 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:54:00,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:54:00,388 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:54:00,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:54:00,411 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:54:00,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00 WrapperNode [2019-11-07 06:54:00,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:54:00,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:54:00,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:54:00,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:54:00,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:54:00,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:54:00,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:54:00,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:54:00,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:54:00" (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 [2019-11-07 06:54:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:54:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:54:00,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-11-07 06:54:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-07 06:54:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2019-11-07 06:54:00,573 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:54:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:54:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-07 06:54:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-11-07 06:54:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure h [2019-11-07 06:54:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:54:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:54:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:54:00,709 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:54:00,709 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 06:54:00,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:54:00 BoogieIcfgContainer [2019-11-07 06:54:00,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:54:00,711 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:54:00,711 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:54:00,712 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:54:00,712 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:54:00" (1/1) ... [2019-11-07 06:54:00,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:54:00,881 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:54:00,898 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. [2019-11-07 06:54:00,898 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:54:00,901 INFO L168 Benchmark]: Toolchain (without parser) took 736.09 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 102.5 MB in the beginning and 164.1 MB in the end (delta: -61.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 06:54:00,902 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 06:54:00,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.32 ms. Allocated memory is still 145.8 MB. Free memory was 102.3 MB in the beginning and 93.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:54:00,904 INFO L168 Benchmark]: Boogie Preprocessor took 108.11 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 93.3 MB in the beginning and 181.7 MB in the end (delta: -88.4 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-11-07 06:54:00,905 INFO L168 Benchmark]: RCFGBuilder took 190.38 ms. Allocated memory is still 202.4 MB. Free memory was 181.0 MB in the beginning and 171.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:54:00,906 INFO L168 Benchmark]: Abstract Interpretation took 186.86 ms. Allocated memory is still 202.4 MB. Free memory was 171.0 MB in the beginning and 164.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. [2019-11-07 06:54:00,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 242.32 ms. Allocated memory is still 145.8 MB. Free memory was 102.3 MB in the beginning and 93.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.11 ms. Allocated memory was 145.8 MB in the beginning and 202.4 MB in the end (delta: 56.6 MB). Free memory was 93.3 MB in the beginning and 181.7 MB in the end (delta: -88.4 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 190.38 ms. Allocated memory is still 202.4 MB. Free memory was 181.0 MB in the beginning and 171.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 186.86 ms. Allocated memory is still 202.4 MB. Free memory was 171.0 MB in the beginning and 164.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 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...