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/test_cut_trace.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:42:23,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:42:23,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:42:23,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-15 04:42:23,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:42:23,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:42:23,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:42:23,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:42:23,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:42:23,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:42:23,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:42:23,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:42:23,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:42:23,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:42:23,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:42:23,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:42:23,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 04:42:23,977 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 [2019-10-15 04:42:24,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:42:24,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:42:24,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:42:24,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:42:24,007 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:42:24,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:42:24,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:42:24,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:42:24,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:42:24,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:42:24,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:42:24,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:42:24,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:42:24,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:42:24,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:42:24,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:42:24,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:42:24,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:42:24,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:42:24,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:42:24,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:42:24,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:42:24,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:42:24,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:42:24,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:42:24,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:42:24,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:42:24,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:42:24,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:42:24,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:42:24,303 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:42:24,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:42:24,308 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:42:24,308 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:42:24,309 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_cut_trace.i [2019-10-15 04:42:24,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67942d9de/6908272813db4853915119f625538429/FLAG96bd6e4fe [2019-10-15 04:42:24,846 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:42:24,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_cut_trace.i [2019-10-15 04:42:24,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67942d9de/6908272813db4853915119f625538429/FLAG96bd6e4fe [2019-10-15 04:42:25,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67942d9de/6908272813db4853915119f625538429 [2019-10-15 04:42:25,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:42:25,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:42:25,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:42:25,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:42:25,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:42:25,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52f23474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25, skipping insertion in model container [2019-10-15 04:42:25,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,297 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:42:25,317 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:42:25,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:42:25,505 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:42:25,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:42:25,537 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:42:25,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25 WrapperNode [2019-10-15 04:42:25,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:42:25,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:42:25,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:42:25,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:42:25,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:42:25,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:42:25,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:42:25,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:42:25,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:42:25" (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 [2019-10-15 04:42:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:42:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:42:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-10-15 04:42:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:42:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:42:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-10-15 04:42:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:42:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:42:25,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:42:25,824 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:42:25,825 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 04:42:25,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:42:25 BoogieIcfgContainer [2019-10-15 04:42:25,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:42:25,827 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:42:25,827 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:42:25,828 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:42:25,828 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:42:25" (1/1) ... [2019-10-15 04:42:25,851 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:42:25,924 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 04:42:25,930 INFO L272 AbstractInterpreter]: Visited 14 different actions 14 times. Never merged. Never widened. Performed 7 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 3 variables. [2019-10-15 04:42:25,930 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:42:25,932 INFO L168 Benchmark]: Toolchain (without parser) took 651.93 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.5 MB in the beginning and 165.6 MB in the end (delta: -64.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:42:25,934 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:42:25,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.72 ms. Allocated memory is still 137.9 MB. Free memory was 101.3 MB in the beginning and 91.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-10-15 04:42:25,937 INFO L168 Benchmark]: Boogie Preprocessor took 104.70 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 91.9 MB in the beginning and 180.7 MB in the end (delta: -88.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:42:25,939 INFO L168 Benchmark]: RCFGBuilder took 182.69 ms. Allocated memory is still 201.9 MB. Free memory was 180.7 MB in the beginning and 171.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:42:25,939 INFO L168 Benchmark]: Abstract Interpretation took 102.79 ms. Allocated memory is still 201.9 MB. Free memory was 171.1 MB in the beginning and 165.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:42:25,945 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 137.9 MB. Free memory was 119.9 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 257.72 ms. Allocated memory is still 137.9 MB. Free memory was 101.3 MB in the beginning and 91.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.70 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 91.9 MB in the beginning and 180.7 MB in the end (delta: -88.8 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 182.69 ms. Allocated memory is still 201.9 MB. Free memory was 180.7 MB in the beginning and 171.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 102.79 ms. Allocated memory is still 201.9 MB. Free memory was 171.1 MB in the beginning and 165.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 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: 6]: 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...