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/nested_structure-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:34:33,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:34:33,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:34:33,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-03 12:34:33,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:34:33,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:34:33,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:34:33,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:34:33,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:34:33,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:34:33,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:34:33,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:34:33,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:34:33,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:34:33,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:34:33,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:34:33,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:34:33,735 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 12:34:33,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:34:33,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:34:33,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:34:33,758 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:34:33,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:34:33,759 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:34:33,759 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:34:33,759 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:34:33,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:34:33,759 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:34:33,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:34:33,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:34:33,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:34:33,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:34:33,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:34:33,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:34:33,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:34:33,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:34:33,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:34:33,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:34:33,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:34:33,765 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:34:33,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:34:33,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:34:33,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:34:33,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:34:33,766 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:34:33,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:34:33,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:34:33,766 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:34:33,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:34:33,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:34:33,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:34:33,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:34:33,848 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:34:33,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure-1.i [2019-10-03 12:34:33,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bb467eac/1299b4c2d28341f19f11f8e3e1ddeeb8/FLAG0cab016be [2019-10-03 12:34:34,371 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:34:34,371 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure-1.i [2019-10-03 12:34:34,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bb467eac/1299b4c2d28341f19f11f8e3e1ddeeb8/FLAG0cab016be [2019-10-03 12:34:34,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bb467eac/1299b4c2d28341f19f11f8e3e1ddeeb8 [2019-10-03 12:34:34,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:34:34,736 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:34:34,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:34:34,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:34:34,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:34:34,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:34:34" (1/1) ... [2019-10-03 12:34:34,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b536ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:34, skipping insertion in model container [2019-10-03 12:34:34,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:34:34" (1/1) ... [2019-10-03 12:34:34,753 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:34:34,771 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:34:34,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:34:34,977 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:34:34,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:34:35,102 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:34:35,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35 WrapperNode [2019-10-03 12:34:35,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:34:35,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:34:35,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:34:35,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:34:35,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:34:35,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:34:35,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:34:35,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:34:35,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:34:35" (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 12:34:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:34:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:34:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-03 12:34:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:34:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:34:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-03 12:34:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:34:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 12:34:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 12:34:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 12:34:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 12:34:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 12:34:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 12:34:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 12:34:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:34:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:34:35,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 12:34:35,419 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:34:35,419 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-03 12:34:35,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:34:35 BoogieIcfgContainer [2019-10-03 12:34:35,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:34:35,422 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:34:35,422 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:34:35,422 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:34:35,423 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:34:35" (1/1) ... [2019-10-03 12:34:35,462 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:34:35,574 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 12:34:35,580 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 19 root evaluator evaluations with a maximum evaluation depth of 0. Performed 19 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 32 variables. [2019-10-03 12:34:35,580 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:34:35,586 INFO L168 Benchmark]: Toolchain (without parser) took 846.94 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 89.1 MB in the beginning and 156.6 MB in the end (delta: -67.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:34:35,587 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:34:35,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.79 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 88.9 MB in the beginning and 178.8 MB in the end (delta: -89.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:35,603 INFO L168 Benchmark]: Boogie Preprocessor took 39.19 ms. Allocated memory is still 200.3 MB. Free memory was 178.8 MB in the beginning and 176.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:35,604 INFO L168 Benchmark]: RCFGBuilder took 277.56 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 162.5 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:35,605 INFO L168 Benchmark]: Abstract Interpretation took 158.94 ms. Allocated memory is still 200.3 MB. Free memory was 161.9 MB in the beginning and 156.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-10-03 12:34:35,620 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 366.79 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 88.9 MB in the beginning and 178.8 MB in the end (delta: -89.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.19 ms. Allocated memory is still 200.3 MB. Free memory was 178.8 MB in the beginning and 176.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 277.56 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 162.5 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 158.94 ms. Allocated memory is still 200.3 MB. Free memory was 161.9 MB in the beginning and 156.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 9]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...