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/just_assert.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:08:29,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:08:29,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:08:29,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-11 16:08:29,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:08:29,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:08:29,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:08:29,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:08:29,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:08:29,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:08:29,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:08:29,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:08:29,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:08:29,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:08:29,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:08:29,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:08:29,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:08:29,749 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 [2019-09-11 16:08:29,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:08:29,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:08:29,777 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:08:29,777 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:08:29,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:08:29,778 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:08:29,778 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:08:29,778 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:08:29,779 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:08:29,779 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:08:29,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:08:29,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:08:29,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:08:29,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:08:29,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:08:29,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:08:29,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:08:29,783 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:08:29,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:08:29,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:08:29,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:08:29,784 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:08:29,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:08:29,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:08:29,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:08:29,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:08:29,785 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:08:29,785 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:08:29,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:08:29,786 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:08:29,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:08:29,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:08:29,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:08:29,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:08:29,848 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:08:29,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/just_assert.i [2019-09-11 16:08:29,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4216f0e8b/e6381759208943829355ba3e5f647230/FLAGfea4bdad7 [2019-09-11 16:08:30,366 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:08:30,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/just_assert.i [2019-09-11 16:08:30,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4216f0e8b/e6381759208943829355ba3e5f647230/FLAGfea4bdad7 [2019-09-11 16:08:30,734 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4216f0e8b/e6381759208943829355ba3e5f647230 [2019-09-11 16:08:30,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:08:30,744 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:08:30,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:08:30,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:08:30,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:08:30,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2f9605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30, skipping insertion in model container [2019-09-11 16:08:30,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,759 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:08:30,773 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:08:30,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:08:30,938 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:08:30,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:08:30,961 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:08:30,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30 WrapperNode [2019-09-11 16:08:30,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:08:30,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:08:30,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:08:30,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:08:30,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (1/1) ... [2019-09-11 16:08:30,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:08:30,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:08:30,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:08:30,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:08:30,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:08:30" (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 [2019-09-11 16:08:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:08:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:08:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:08:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:08:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:08:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:08:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:08:31,246 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:08:31,246 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 16:08:31,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:08:31 BoogieIcfgContainer [2019-09-11 16:08:31,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:08:31,248 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:08:31,248 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:08:31,249 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:08:31,249 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:08:31" (1/1) ... [2019-09-11 16:08:31,274 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:08:31,331 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:08:31,337 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 2 root evaluator evaluations with a maximum evaluation depth of 0. Performed 2 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1 variables. [2019-09-11 16:08:31,337 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:08:31,340 INFO L168 Benchmark]: Toolchain (without parser) took 595.40 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 91.0 MB in the beginning and 168.5 MB in the end (delta: -77.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:08:31,341 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 142.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:08:31,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.47 ms. Allocated memory is still 142.6 MB. Free memory was 90.5 MB in the beginning and 82.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:31,344 INFO L168 Benchmark]: Boogie Preprocessor took 23.68 ms. Allocated memory is still 142.6 MB. Free memory was 82.0 MB in the beginning and 80.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:31,345 INFO L168 Benchmark]: RCFGBuilder took 261.40 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 80.6 MB in the beginning and 173.1 MB in the end (delta: -92.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:31,346 INFO L168 Benchmark]: Abstract Interpretation took 89.09 ms. Allocated memory is still 202.4 MB. Free memory was 173.1 MB in the beginning and 168.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:08:31,354 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 142.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 217.47 ms. Allocated memory is still 142.6 MB. Free memory was 90.5 MB in the beginning and 82.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.68 ms. Allocated memory is still 142.6 MB. Free memory was 82.0 MB in the beginning and 80.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 261.40 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 80.6 MB in the beginning and 173.1 MB in the end (delta: -92.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 89.09 ms. Allocated memory is still 202.4 MB. Free memory was 173.1 MB in the beginning and 168.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 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: 8]: 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...