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-fea9116 [2019-09-20 13:48:42,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:48:42,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:48:42,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:48:42,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:48:42,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:48:42,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:48:42,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:48:42,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:48:42,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:48:42,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:48:42,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:48:42,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:48:42,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:48:42,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:48:42,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:48:42,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:48:42,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:48:42,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:48:42,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:48:42,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:48:42,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:48:42,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:48:42,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:48:42,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 13:48:42,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:48:42,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:48:42,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:48:42,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:48:42,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:48:42,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:48:42,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:48:42,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:48:42,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:48:42,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:48:42,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:48:42,113 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 [2019-09-20 13:48:42,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:48:42,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:48:42,131 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:48:42,131 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:48:42,132 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:48:42,132 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:48:42,133 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:48:42,133 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:48:42,133 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:48:42,133 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:48:42,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:48:42,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:48:42,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:48:42,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:48:42,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:48:42,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:48:42,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:48:42,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:48:42,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:48:42,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:48:42,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:48:42,136 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:48:42,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:48:42,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:48:42,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:48:42,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:48:42,137 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:48:42,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:48:42,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:48:42,138 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:48:42,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:48:42,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:48:42,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:48:42,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:48:42,185 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:48:42,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-09-20 13:48:42,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fcb508fd/38cf55aa691d401d83062434f4f743b1/FLAGd1f362d29 [2019-09-20 13:48:42,692 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:48:42,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/callfpointer.i [2019-09-20 13:48:42,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fcb508fd/38cf55aa691d401d83062434f4f743b1/FLAGd1f362d29 [2019-09-20 13:48:43,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fcb508fd/38cf55aa691d401d83062434f4f743b1 [2019-09-20 13:48:43,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:48:43,097 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:48:43,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:48:43,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:48:43,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:48:43,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cdd4379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43, skipping insertion in model container [2019-09-20 13:48:43,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,119 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:48:43,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:48:43,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:48:43,320 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:48:43,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:48:43,349 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:48:43,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43 WrapperNode [2019-09-20 13:48:43,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:48:43,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:48:43,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:48:43,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:48:43,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:48:43,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:48:43,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:48:43,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:48:43,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:48:43" (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 [2019-09-20 13:48:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:48:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:48:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-20 13:48:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-20 13:48:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure h [2019-09-20 13:48:43,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:48:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:48:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-20 13:48:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-20 13:48:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure h [2019-09-20 13:48:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:48:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:48:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:48:43,670 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:48:43,671 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:48:43,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:43 BoogieIcfgContainer [2019-09-20 13:48:43,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:48:43,673 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-20 13:48:43,673 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-20 13:48:43,673 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-20 13:48:43,674 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:48:43" (1/1) ... [2019-09-20 13:48:43,704 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-20 13:48:43,810 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-20 13:48:43,831 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. [2019-09-20 13:48:43,831 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-20 13:48:43,834 INFO L168 Benchmark]: Toolchain (without parser) took 735.81 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 85.4 MB in the beginning and 159.2 MB in the end (delta: -73.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:48:43,835 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory is still 103.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:48:43,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.30 ms. Allocated memory is still 137.9 MB. Free memory was 84.9 MB in the beginning and 76.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:48:43,839 INFO L168 Benchmark]: Boogie Preprocessor took 127.73 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 76.1 MB in the beginning and 176.3 MB in the end (delta: -100.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:48:43,840 INFO L168 Benchmark]: RCFGBuilder took 193.96 ms. Allocated memory is still 199.2 MB. Free memory was 176.3 MB in the beginning and 165.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:48:43,841 INFO L168 Benchmark]: Abstract Interpretation took 158.39 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 159.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:48:43,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory is still 103.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 247.30 ms. Allocated memory is still 137.9 MB. Free memory was 84.9 MB in the beginning and 76.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.73 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 76.1 MB in the beginning and 176.3 MB in the end (delta: -100.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 193.96 ms. Allocated memory is still 199.2 MB. Free memory was 176.3 MB in the beginning and 165.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 158.39 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 159.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 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...